155-478: Harvard House High School is a school located at 18, South Tangra Road, Kolkata, India . The school was established in 1995. This is a boys' school and is affiliated to Indian Certificate of Secondary Education and Indian School Certificate . This school apart from studies had opened its wing in the field of creativity, sports, social activities, etc. The school has attended and participated as well as hosted Inter-house and Inter-school competition. The school motto
310-646: A United Nations Development Programme report, its wind and cyclone zone is "very high damage risk". The annual mean temperature is 26.8 °C (80.2 °F); monthly mean temperatures are 19–30 °C (66–86 °F). Summers (March–June) are hot and humid, with temperatures in the low 30s Celsius; during dry spells, maximum temperatures sometime exceed 40 °C (104 °F) in May and June. Winter lasts for roughly 2 + 1 ⁄ 2 months, with seasonal lows dipping to 9–11 °C (48–52 °F) in December and January. May
465-475: A 'resident of'. The term had been in use for quite some time but it gained popularity after the official name change to Mumbai. Older terms such as Bombayite are also used. Mumbai is built on what was once an archipelago of seven islands : Isle of Bombay , Parel , Mazagaon , Mahim , Colaba , Worli , and Old Woman's Island (also known as Little Colaba ). It is not exactly known when these islands were first inhabited. Pleistocene sediments found along
620-491: A councillor to the KMC. Each borough has a committee of councillors, each of whom is elected to represent a ward. By means of the borough committees, the corporation undertakes urban planning and maintains roads, government-aided schools, hospitals, and municipal markets. As Kolkata's apex body, the corporation discharges its functions through the mayor-in-council, which comprises a mayor , a deputy mayor, and ten other elected members of
775-707: A factory; Sutanuti was a riverside weavers' village; and Gobindapur was a trading post for Indian merchant princes. These villages were part of an estate belonging to the Sabarna Roy Choudhury family of zamindars . The estate was sold to the East India Company in 1698. In 1712, the British completed the construction of Fort William , located on the east bank of the Hooghly River to protect their trading factory. Facing frequent skirmishes with French forces ,
930-482: A memorial to the martyrs of the Samyukta Maharashtra movement, Flora Fountain was renamed as Hutatma Chowk (Martyr's Square) and a memorial was erected. The following decades saw massive expansion of the city and its suburbs. In the late 1960s, Nariman Point and Cuffe Parade were reclaimed and developed. The Mumbai Metropolitan Region Development Authority (BMRDA) was established on 26 January 1975 by
1085-494: A new state of Maharashtra was created with Mumbai as the capital. Mumbai is the financial , commercial, and entertainment capital of South Asia . Mumbai is often compared to New York , and the city is home to the Bombay Stock Exchange , situated on Dalal Street . It is also one of the world's top ten centres of commerce in terms of global financial flow, generating 6.16% of India's GDP, and accounting for 25% of
1240-599: A niche for itself in the information technology industry. The Santacruz Electronic Export Processing Zone (SEEPZ) and the International Infotech Park ( Navi Mumbai ) offer excellent facilities to IT companies. State and central government employees make up a large percentage of the city's workforce. Mumbai also has a large unskilled and semi-skilled self-employed population, who primarily earn their livelihood as hawkers, taxi drivers, mechanics, and other such blue collar professions. The port and shipping industry
1395-504: A one-bedroom apartment in Mumbai proper is around ₹30,000, while according to ResearchGate, 25% of Mumbai households have a monthly income of less than ₹12,500. The overall average salary in Mumbai is ₹45,000. This means that the vast majority of conventional housing is out of bounds for many Mumbai residents, leading many to rely on informal housing. Greater Mumbai (or Brihanmumbai), an area of 603 km (233 sq mi), consisting of
1550-527: A police commissioner, is overseen by the West Bengal Ministry of Home Affairs . The Kolkata district elects two representatives to India's lower house, the Lok Sabha , and 11 representatives to the state legislative assembly. The Kolkata police district registered 15,510 Indian Penal Code cases in 2010, the 8th-highest total in the country. In 2010, the crime rate was 117.3 per 100,000, below
1705-456: A quarter of the population live on less than ₹ 27 (32¢ US) per day. Major manufacturing companies in the city are Alstom , Larsen & Toubro , Fosroc , Videocon . As in many other Indian cities, information technology became a high-growth sector in Kolkata starting in the late 1990s; the city's IT sector grew at 70% per annum—a rate that was twice the national average. The 2000s saw
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#17328560223211860-475: A stall for the city dwellers. The city receives 2,107 hours of sunshine per year, with maximum sunlight exposure occurring in April. Kolkata has been hit by several cyclones; these include systems occurring in 1737 and 1864 that killed thousands. More recently, Cyclone Aila in 2009 and Cyclone Amphan in 2020 caused widespread damage to Kolkata by bringing catastrophic winds and torrential rainfall. Pollution
2015-505: A state agency. As of 2012 , the city had 16 fire stations. State-owned Bharat Sanchar Nigam Limited , or BSNL, as well as private enterprises, among them Vodafone Idea , Bharti Airtel , Reliance Jio are the leading telephone and cell phone service providers in the city. with Kolkata being the first city in India to have cell phone and 4G connectivity, the GSM and CDMA cellular coverage
2170-474: A station in western India. On 11 May 1661, the marriage treaty of Charles II of England and Catherine of Braganza , daughter of King John IV of Portugal , placed the islands in possession of the English Empire , as part of Catherine's dowry to Charles. However, Salsette , Bassein , Mazagaon , Parel , Worli , Sion , Dharavi , and Wadala still remained under Portuguese possession. From 1665 to 1666,
2325-435: A steady economic decline in the decades following India's independence due to steep population increases and a rise in militant trade-unionism , which included frequent strikes that were backed by left-wing parties. From the 1960s to the late 1990s, several factories were closed and businesses relocated. The lack of capital and resources added to the depressed state of the city's economy and gave rise to an unwelcome sobriquet:
2480-406: A surge of investments in the real estate, infrastructure, retail, and hospitality sectors; several large shopping malls and hotels were launched. Companies such as ITC Limited , CESC Limited , Exide Industries , Emami , Eveready Industries India , Lux Industries , Rupa Company , Berger Paints , Birla Corporation , Britannia Industries and Purushottam Publishers are headquartered in
2635-495: A total wealth of around $ 960 billion, it is the richest Indian city and one of the richest cities in the world. As of 2008 , the Globalization and World Cities Study Group (GaWC) has ranked Mumbai as an "Alpha world city", third in its categories of Global cities . Mumbai is the third most expensive office market in the world, and was ranked among the fastest cities in the country for business startup in 2009. However, it
2790-729: A virtually rainless period extending from October to May and an extremely wet period peaking in July. A cooler season from December to February is followed by a hotter season from March to May. The period from June to about the end of September constitutes the south west monsoon season, and October and November form the post-monsoon season. Between June and September, the South-west monsoon rains occur in Mumbai. Pre-monsoon showers are received in May. Occasionally, north-east monsoon showers occur in October and November. The maximum annual rainfall ever recorded
2945-589: Is "Omnia Possibile Sunt", which means "All Things are Possible". This article about a school in West Bengal , India is a stub . You can help Misplaced Pages by expanding it . Kolkata, India Kolkata , also known as Calcutta ( its official name until 2001 ), is the capital and largest city of the Indian state of West Bengal . It lies on the eastern bank of the Hooghly River , 80 km (50 mi) west of
3100-607: Is 1.5–9 m (5–30 ft). Much of the city was originally a wetland that was reclaimed over the decades to accommodate a burgeoning population. The remaining undeveloped areas, known as the East Kolkata Wetlands , were designated a "wetland of international importance" by the Ramsar Convention (1975). As with most of the Indo-Gangetic Plain , the soil and water are predominantly alluvial in origin. Kolkata
3255-447: Is a major concern in Kolkata. As of 2008 , sulphur dioxide and nitrogen dioxide annual concentration were within the national ambient air quality standards of India, but respirable suspended particulate matter levels were high, and on an increasing trend for five consecutive years, causing smog and haze. Severe air pollution in the city has caused a rise in pollution-related respiratory ailments, such as lung cancer. Kolkata, which
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#17328560223213410-573: Is also commonly referred to as the Island City or South Mumbai . The total area of Mumbai is 603.4 square kilometres (233.0 sq mi). Of this, the island city spans 67.79 square kilometres (26.17 sq mi), while the suburban district spans 370 square kilometres (140 sq mi), together accounting for 437.71 square kilometres (169.00 sq mi) under the administration of Municipal Corporation of Greater Mumbai (MCGM). The remaining areas belong to various Defence establishments,
3565-478: Is also experiencing marked growth in its manufacturing base. In the 2011 West Bengal Legislative Assembly election , Left Front was succeeded by the Trinamool Congress . Spread roughly meridionally along the east bank of the Hooghly River , Kolkata sits within the lower Ganges Delta of eastern India approximately 75 km (47 mi) west of the international border with Bangladesh; the city's elevation
3720-440: Is an Indian Administrative Service (IAS) officer appointed by the state government . Although the municipal corporation is the legislative body that lays down policies for the governance of the city, it is the commissioner who is responsible for the execution of the policies. The commissioner is appointed for a fixed term as defined by state statute. The powers of the commissioner are those provided by statute and those delegated by
3875-789: Is closely linked with Bhadralok culture and the Zamindars of Bengal , including Bengali Hindu , Bengali Muslim and tribal aristocrats. The city is often regarded as India's cultural capital. Kolkata is home to institutions of national importance, including the Academy of Fine Arts , the Asiatic Society , the Indian Museum and the National Library of India . The University of Calcutta , first modern university in south Asia and its affiliated colleges produced many leading figures of South Asia. It
4030-581: Is east of the town. To promote the recycling of garbage and sewer water, agriculture is encouraged on the dumping grounds. Parts of the city lack proper sewerage, leading to unsanitary methods of waste disposal. In 1856, the Bengal Government appointed George Turnbull to be the Commissioner of Drainage and Sewerage to improve the city's sewerage. Turnbull's main job was to be the Chief Engineer of
4185-686: Is extensive. As of 2010 , Kolkata has 7 percent of the total broadband internet consumers in India; BSNL, VSNL , Tata Indicom , Sify, Hathway , Airtel, and Jio are among the main vendors. The Eastern Command of the Indian Army is based in the city. Being one of India's major city and the largest city in eastern and north-eastern India, Kolkata hosts diplomatic missions of many countries such as Australia, Bangladesh, Bhutan, Canada, People's Republic of China, France, Germany, Italy, Japan, Myanmar, Nepal, Russia, Sri Lanka, Switzerland, Thailand, United Kingdom and United States . The U.S Consulate in Kolkata
4340-457: Is important to acknowledge that Mumbai faces important challenges regarding income inequality. Despite having the largest concentration of billionaires out of any city in Asia, Mumbai is one of the most unequal cities in the world. Like other Indian metropolitan cities, Mumbai is in desperate need of affordable housing infrastructure for its lower and lower-middle class citizens. The median rental cost of
4495-406: Is in charge of the civic and infrastructure needs of the metropolis. The mayor, who serves for a term of 2 + 1 ⁄ 2 years, is chosen through an indirect election by the councillors from among themselves. The municipal commissioner is the chief executive officer and head of the executive arm of the municipal corporation. All executive powers are vested in the municipal commissioner who
4650-519: Is located over the "Bengal basin", a pericratonic tertiary basin. Bengal basin comprises three structural units: shelf or platform in the west; central hinge or shelf/slope break; and deep basinal part in the east and southeast. Kolkata is located atop the western part of the hinge zone which is about 25 km (16 mi) wide at a depth of about 45,000 m (148,000 ft) below the surface. The shelf and hinge zones have many faults, among them some are active. Total thickness of sediment below Kolkata
4805-520: Is nearly 7,500 m (24,600 ft) above the crystalline basement ; of these the top 350–450 m (1,150–1,480 ft) is Quaternary , followed by 4,500–5,500 m (14,760–18,040 ft) of Tertiary sediments, 500–700 m (1,640–2,300 ft) trap wash of Cretaceous trap and 600–800 m (1,970–2,620 ft) Permian - Carboniferous Gondwana rocks. The quaternary sediments consist of clay, silt and several grades of sand and gravel. These sediments are sandwiched between two clay beds:
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4960-536: Is on a narrow peninsula on the southwest of Salsette Island , which lies between the Arabian Sea to the west, Thane Creek to the east and Vasai Creek to the north. Mumbai's suburban district occupies most of the island. Navi Mumbai is east of Thane Creek and Thane is north of Vasai Creek . Mumbai consists of two distinct regions: Mumbai City district and Mumbai Suburban district , which form two separate revenue districts of Maharashtra. The city district region
5115-998: Is only state expressway, which is partially operational and partially under construction. The national expressways are Belghoria (part of AH1 and NH12 ), operational and Kona Expressway (part of NH12 ), at grade road operational but elevated corridor under construction. Some national expressways are planned or in various stages of construction to connect directly with many major metropolises and cities of India. Those are: Varanasi–Kolkata Expressway and Patna Kolkata Expressway. Kolkata has international road connectivity to Dhaka , Bangladesh by Jessore Road ; to Bangkok , Thailand and Myanmar by Kolkata-Thailand-Bangkok Trilateral Highway (an extension of IMT Highway ) and to Nepal and Bhutan by NH12 and proposed Haldia–Raxaul Expressway . Mumbai Mumbai ( / m ʊ m ˈ b aɪ / muum- BY ; ISO : Muṁbaī , Marathi: [ˈmumbəi] ), formerly known as Bombay ( / b ɒ m ˈ b eɪ / bom- BAY ),
5270-487: Is recognized by UNESCO for its importance to world heritage. Kolkata is also known as the 'City of Joy'. The word Kolkata ( Bengali : কলকাতা [kolˈkata] ) derives from Kôlikata (Bengali: কলিকাতা [ˈkɔliˌkata] ), the Bengali language name of one of three villages that predated the arrival of the British; the other two villages were Sutanuti and Govindapur . There are several explanations for
5425-637: Is regarded by many sources as the cultural capital of India and a historically and culturally significant city in the historic region of Bengal . The three villages that predated Calcutta were ruled by the Nawab of Bengal under Mughal suzerainty . After the Nawab granted the East India Company a trading licence in 1690, the area was developed by the Company into Fort William . Nawab Siraj ud-Daulah occupied
5580-530: Is the US Department of State 's second-oldest Consulate and dates from 19 November 1792. The Diplomatic representation of more than 65 Countries and International Organization is present in Kolkata as Consulate office, honorary Consulate office, Cultural Centre, Deputy High Commission and Economic section and Trade Representation office. Public transport is provided by the Kolkata Suburban Railway ,
5735-468: Is the capital city of the Indian state of Maharashtra . Mumbai is the financial capital and the most populous city proper of India with an estimated population of 12.5 million (1.25 crore ). Mumbai is the centre of the Mumbai Metropolitan Region , the sixth-most populous metropolitan area in the world with a population of over 23 million (2.3 crore). Mumbai lies on
5890-569: Is the largest and second busiest suburban railway network in the country by number of stations and track length, and also one of the largest in the world. Kolkata has five long-distance inter-city railway stations, located at Howrah (the largest and busiest railway complex in India, as of 2024 ), Sealdah (2nd busiest in India, as of 2024 ), Kolkata , Shalimar and Santragachi Junction , which connect Kolkata by rail to most cities in West Bengal and to other major cities in India. The city serves as
6045-695: Is the area south of Park Street , which comprises thoroughfares such as Jawahar Lal Nehru Road , Abanindranath Thakur Sarani , Dr. Martin Luther King Sarani, Dr. Upendra Nath Brahmachari Sarani, Shakespeare Sarani and Acharay Jagadish Chandra Basu Road . South Kolkata developed after India gained independence in 1947; it includes upscale neighbourhoods such as Bhowanipore , Alipore , Ballygunge , Kasba , Dhakuria , Santoshpur , Garia , Golf Green , Tollygunge , New Alipore , Behala , Barisha etc. The south suburban areas like Maheshtala , Budge Budge , Rajpur Sonarpur , Baruipur etc. are also within
6200-971: Is the centre of the Indian Bengali film industry, which is known as Tollywood . Among scientific institutions, Kolkata hosts the Geological Survey of India , the Botanical Survey of India , the Calcutta Mathematical Society , the Indian Science Congress Association , the Zoological Survey of India , the Horticultural Society , the Institution of Engineers , the Anthropological Survey of India and
6355-419: Is the commercial capital of India and has evolved into a global financial hub. For several decades it has been the home of India's main financial services companies, and a focus for both infrastructure development and private investment. From being an ancient fishing community and a colonial centre of trade, Mumbai has become South Asia's largest city and home of the world's most prolific film industry. Mumbai
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6510-457: Is the hottest month, with daily temperatures ranging from 27–37 °C (81–99 °F); January, the coldest month, has temperatures varying from 12–23 °C (54–73 °F). The highest recorded temperature is 43.9 °C (111.0 °F), and the lowest is 5 °C (41 °F). The winter is mild and very comfortable weather pertains over the city throughout this season. Often, in April–June,
6665-778: Is the oldest High Court in India. It was preceded by the Supreme Court of Judicature at Fort William which was established in 1774. The Calcutta High Court has jurisdiction over the state of West Bengal and the Union Territory of the Andaman and Nicobar Islands . Kolkata has lower courts: the Court of Small Causes and the City Civil Court decide civil matters; the Sessions Court rules in criminal cases. The Kolkata Police , headed by
6820-484: Is the oldest underground mass transit system in India. The fully operational blue line spans the north–south length through the middle of the city. In 2020, part of the Second line was inaugurated to cover part of Salt Lake city , Kolkata metro area. This east–west green line connects two satellite cities of Kolkata namely Salt Lake and Howrah. Other operational lines are Purple line and Orange line. Kolkata Suburban Railway
6975-541: Is under the jurisdiction of the Kolkata Municipal Corporation (KMC), has an area of 206.08 km (80 sq mi). The east–west dimension of the city is comparatively narrow, stretching from the Hooghly River in the west to roughly the Eastern Metropolitan Bypass in the east—a span of 9–10 km (5.6–6.2 mi). The north–south distance is greater, and its axis is used to section
7130-403: Is well established, with Mumbai Port being one of the oldest and most significant ports in India. Dharavi , in central Mumbai, has an increasingly large recycling industry, processing recyclable waste from other parts of the city; the district has an estimated 15,000 single-room factories. As of 2024, Mumbai is home to the third-highest number of billionaires of any city in the world. With
7285-523: The Lok Sabha discussions in 1955, the Congress party demanded that the city be constituted as an autonomous city-state. The States Reorganisation Committee recommended a bilingual state for Maharashtra– Gujarat with Mumbai as its capital in its 1955 report. Bombay Citizens' Committee , an advocacy group of leading Gujarati industrialists lobbied for Mumbai's independent status. Following protests during
7440-607: The New York of India , is India's most populous city and is the financial and commercial capital of the country as it generates 6.16% of the total GDP. It serves as an economic hub of India; as of 2006, Mumbai contributed 10% of the nation's factory employment, 25% of industrial output, 33% of income tax collections, 60% of customs duty collections, 20% of central excise tax collections, 40% of foreign trade , and ₹ 40 billion (equivalent to ₹ 130 billion or US$ 1.5 billion in 2023) in corporate taxes . Along with
7595-613: The East Indian Railway Company responsible for building the first railway 541 miles (871 km) from Howrah to Varanasi (then Benares ). Electricity is supplied by the privately operated Calcutta Electric Supply Corporation , or CESC, to the city proper; the West Bengal State Electricity Board supplies it in the suburbs. Fire services are handled by the West Bengal Fire Service ,
7750-667: The English gained possession of the city in the 17th century, the Portuguese name was anglicised as Bombay . Ali Muhammad Khan, imperial dewan or revenue minister of the Gujarat province, in the Mirat-i Ahmedi (1762) referred to the city as Manbai . The French traveller Louis Rousselet , who visited in 1863 and 1868, states in his book L'Inde des Rajahs , which was first published in 1877: "Etymologists have wrongly derived this name from
7905-626: The Fortune Global 500 companies are based in Mumbai. This is facilitated by the presence of the Reserve Bank of India (RBI), the Bombay Stock Exchange (BSE), the National Stock Exchange of India (NSE), and financial sector regulators such as the Securities and Exchange Board of India (SEBI). Until the 1970s, Mumbai owed its prosperity largely to textile mills and the seaport , but
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#17328560223218060-905: The Government of India and the Consulate General of the United States, Mumbai monitor and publicly share real-time air quality data. In December 2019, IIT Bombay , in partnership with the McKelvey School of Engineering of Washington University in St. Louis launched the Aerosol and Air Quality Research Facility to study air pollution in Mumbai, among other Indian cities. Mumbai has been ranked 24th best “National Clean Air City” (under Category 1 >10L Population cities) in India according to 'Swachh Vayu Survekshan 2024 Results' Mumbai, sometimes described as
8215-563: The Government of Maharashtra as an apex body for planning and co-ordination of development activities in the Mumbai metropolitan region . In August 1979, a sister township of New Mumbai was founded by the City and Industrial Development Corporation (CIDCO) across the Thane and Raigad districts to help the dispersal and control of Mumbai's population. The textile industry in Mumbai largely disappeared after
8370-542: The Hindi and Marathi film industries. Mumbai's business opportunities attract migrants from all over India. The name Mumbai ( Marathi : मुंबई ) originated from Mumbā or Mahā-Ambā —the name of the patron Hindu goddess ( kuladevata ) Mumbadevi of the native Koli community —and from ā'ī , meaning "mother" in the Marathi language , which is the mother tongue of the Koli people and
8525-534: The Indian Public Health Association . The Port of Kolkata is India's oldest operating port. Four Nobel laureates and two Nobel Memorial Prize winners are associated with the city. Though home to major cricketing venues and franchises, Kolkata stands out in India for being the country's centre of association football. Kolkata is known for its grand celebrations of the Hindu festival of Durga Puja , which
8680-651: The Japanese between 1942 and 1944, during World War II . Millions starved to death during the Bengal famine of 1943 (at the same time of the war) due to a combination of military, administrative, and natural factors. Demands for the creation of a Muslim state led in 1946 to an episode of communal violence that killed over 4,000. The partition of India led to further clashes and a demographic shift—many Muslims left for East Bengal (later East Pakistan , present day Bangladesh ), while hundreds of thousands of Hindus fled into
8835-413: The Kolkata Metro , trams , rickshaws , taxis and buses. The suburban rail network connects the city's distant suburbs. Kolkata Metro is the rapid transit system of Kolkat. According to a 2013 survey conducted by the International Association of Public Transport , in terms of a public transport system, Kolkata ranks top among the six Indian cities surveyed. The Kolkata Metro, in operation since 1984,
8990-405: The Kolkata metropolitan area , which is the city's urban agglomeration. The agency overseeing the latter, the Kolkata Metropolitan Development Authority , is responsible for the statutory planning and development of greater Kolkata. The Kolkata Municipal Corporation was ranked first out of 21 cities for best governance and administrative practices in India in 2014. It scored 4.0 on 10 compared to
9145-459: The Konkan coast on the west coast of India and has a deep natural harbour . In 2008, Mumbai was named an alpha world city . Mumbai has the highest number of billionaires out of any city in Asia . The seven islands that constitute Mumbai were earlier home to communities of Marathi language -speaking Koli people . For centuries, the seven islands of Bombay were under the control of successive indigenous rulers before being ceded to
9300-450: The Left Front , which was dominated by the Communist Party of India (CPM). It was the world's longest-serving democratically elected communist government, during which Kolkata was a key base for Indian communism . The city's economic recovery gathered momentum after the 1990s, when India began to institute pro-market reforms . Since 2000, the information technology (IT) services sector has revitalised Kolkata's stagnant economy. The city
9455-430: The Mithi River originates from Tulsi Lake and gathers water overflowing from Vihar and Powai Lakes. The coastline of the city is indented with numerous creeks and bays, stretching from the Thane creek on the eastern to Madh Marve on the western front. The eastern coast of Salsette Island is covered with large mangrove swamps , rich in biodiversity, while the western coast is mostly sandy and rocky. Soil cover in
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#17328560223219610-424: The Mumbai City and Mumbai Suburban districts, extends from Colaba in the south, to Mulund and Dahisar in the north, and Mankhurd in the east. Its population as per the 2011 census was 12,442,373. It is administered by the Brihanmumbai Municipal Corporation (BMC) (sometimes referred to as the Municipal Corporation of Greater Mumbai ), formerly known as the Bombay Municipal Corporation (BMC). The BMC
9765-416: The Mumbai Port Trust , the Atomic Energy Commission and the Borivali National Park, which are out of the jurisdiction of the MCGM. The Mumbai Metropolitan Region which includes portions of Thane , Palghar and Raigad districts in addition to Greater Mumbai, covers an area of 4,355 square kilometres (1,681 sq mi). Mumbai lies at the mouth of the Ulhas River on the western coast of India, in
9920-399: The Portuguese Empire , and subsequently to the East India Company in 1661, through the dowry of Catherine Braganza when she was married off to Charles II of England . Beginning in 1782, Mumbai was reshaped by the Hornby Vellard project, which undertook reclamation of the area between the seven islands from the Arabian Sea . Along with the construction of major roads and railways ,
10075-415: The Treaty of Bassein with the Portuguese Empire on 23 December 1534. According to the treaty, the Seven Islands of Bombay, the nearby strategic town of Bassein and its dependencies were offered to the Portuguese. The territories were later surrendered on 25 October 1535. The Portuguese were actively involved in the foundation and growth of their Roman Catholic religious orders in Bombay. They called
10230-474: The Treaty of Surat (1775), the British formally gained control of Salsette and Bassein, resulting in the First Anglo-Maratha War . The British were able to secure Salsette from the Marathas without violence through the Treaty of Purandar (1776) , and later through the Treaty of Salbai (1782), signed to settle the outcome of the First Anglo-Maratha War. From 1782 onwards, the city was reshaped with large-scale civil engineering projects aimed at merging all
10385-419: The culture of Kolkata features idiosyncrasies that include distinctively close-knit neighbourhoods ( paras ) and freestyle conversations ( adda ). Kolkata's architecture includes many imperial landmarks, including the Victoria Memorial , Howrah Bridge and the Grand Hotel . The city's heritage includes India's only Chinatown and remnants of Jewish , Armenian, Greek and Anglo-Indian communities. The city
10540-421: The demolition of the Babri Masjid in Ayodhya , the city was rocked by the Hindu-Muslim riots of 1992–93 in which more than 1,000 people were killed. In March 1993, a series of 13 coordinated bombings at several city landmarks by Islamic extremists and the Mumbai underworld resulted in 257 deaths and over 700 injuries. In 2006, 209 people were killed and over 700 injured when seven bombs exploded on
10695-461: The secondary sector (industrial and manufacturing); and 83.69% worked in the tertiary sector (service industries). As of 2003 , the majority of households in slums were engaged in occupations belonging to the informal sector; 36.5% were involved in servicing the urban middle class (as maids, drivers, etc.) and 22.2% were casual labourers . About 34% of the available labour force in Kolkata slums were unemployed. According to one estimate, almost
10850-420: The seven islands of Bombay into a single amalgamated mass by way of a causeway called the Hornby Vellard , which was completed by 1784. In 1817, the British East India Company under Mountstuart Elphinstone defeated Baji Rao II , the last of the Maratha Peshwa in the Battle of Khadki . Following his defeat, almost the whole of the Deccan Plateau came under British suzerainty, and was incorporated into
11005-538: The summer monsoon , sometimes interrupt transportation networks. Kolkata along its metropolitan area is home to the second largest road network in India. As of 2022 , total road network in the city's metropolitan area is 4,018 km (2,497 mi), while the city proper has road network of 1,850 km (1,150 mi). The city has witnessed a steady increase in the number of registered vehicles: from 17 lakhs in 2019 to 21 lakhs in 2022, an 18.52 per cent jump. With 2,448 vehicles per kilometre of road, Kolkata has
11160-458: The "dying city". The city's fortunes improved after the Indian economy was liberalised in the 1990s and changes in economic policy were enacted by the West Bengal state government. Recent estimates of the economy of Kolkata's metropolitan area have ranged from $ 150 to $ 250 billion ( PPP GDP), and have ranked it third-most productive metro area of India. Flexible production has been
11315-499: The 1850s, Calcutta had two areas: White Town, which was primarily British and centred on Chowringhee and Dalhousie Square ; and Black Town, mainly Indian and centred on North Calcutta. The city underwent rapid industrial growth starting in the early 1850s, especially in the textile and jute industries; this encouraged British companies to massively invest in infrastructure projects, which included telegraph connections and Howrah . The coalescence of British and Indian culture resulted in
11470-453: The 1962 Sino-Indian War , and immigration to foreign countries for better economic opportunities. The Chinese community traditionally worked in the local tanning industry and ran Chinese restaurants. According to the 2011 census, 76.51% of the population is Hindu , 20.60% Muslim , 0.88% Christian and 0.47% Jain . The remainder of the population includes Sikhs , Buddhists , and other religions which accounts for 0.45% of
11625-607: The 2005 National Family Health Survey, around 14% of the households in Kolkata were poor, while 33% lived in slums, indicating a substantial proportion of households in slum areas were better off economically than the bottom quarter of urban households in terms of wealth status. Mother Teresa was awarded the Nobel Peace Prize for founding and working with the Missionaries of Charity in Kolkata—an organisation "whose primary task
11780-437: The 2011 national census, Kolkata district, which occupies an area of 185 km (71 sq mi), had a population of 4,486,679; its population density was 24,252/km (62,810/sq mi). This represents a decline of 1.88% during the decade 2001–11. The sex ratio is 899 females per 1000 males—lower than the national average. The ratio is depressed by the influx of working males from surrounding rural areas, from
11935-442: The 20th century. The Jewish population of Kolkata was 5,000 during World War II, but declined after Indian independence and the establishment of Israel; as of 2003 , there were 25 Jews in the city. India's sole Chinatown is in eastern Kolkata; once home to 20,000 ethnic Chinese, its population dropped to around 2,000, as of 2009 , as a result of multiple factors including repatriation and denial of Indian citizenship following
12090-662: The Bombay Presidency. The success of the British campaign in the Deccan marked the end of all attacks by native powers. By 1845, the seven islands coalesced into a single landmass by the Hornby Vellard project via large scale land reclamation . On 16 April 1853, India's first passenger railway line was established, connecting Mumbai to the neighbouring town of Thana (now Thane). During the American Civil War (1861–1865),
12245-477: The British began to upgrade their fortifications in 1756. The Nawab of Bengal, Siraj-ud-Daulah , condemned the militarisation and tax evasion by the company. His warning went unheeded, and the Nawab attacked; his capture of Fort William led to the killings of several East India company officials in the Black Hole of Calcutta . A force of Company soldiers ( sepoys ) and British troops led by Robert Clive recaptured
12400-638: The Delhi Sultanate. The islands were later governed by the independent Gujarat Sultanate , which was established in 1407. As a result of the Sultanate's support, numerous mosques were built, with one notable example being the Haji Ali Dargah in Worli . Erected in 1431, this magnificent structure pays homage to the revered Muslim saint, Haji Ali. From 1429 to 1431, the islands were a source of contention between
12555-730: The English managed to acquire Mahim, Sion, Dharavi, and Wadala. In accordance with the Royal Charter of 27 March 1668 , England leased these islands to the English East India Company in 1668 for a sum of £ 10 per annum. The population quickly rose from 10,000 in 1661, to 60,000 in 1675. The islands were subsequently attacked by Yakut Khan , the Muslim Koli admiral of the Mughal Empire , in October 1672, Rickloffe van Goen ,
12710-617: The English name to Mumbai in November 1995. This came at the insistence of the Marathi nationalist Shiv Sena party, which had just won the Maharashtra state elections, and mirrored similar name changes across the country and particularly in Maharashtra. According to Slate magazine, "they argued that 'Bombay' was a corrupted English version of 'Mumbai' and an unwanted legacy of British colonial rule." Slate also said "The push to rename Bombay
12865-602: The Governor-General of Dutch India on 20 February 1673, and Siddi admiral Sambal on 10 October 1673. In 1687, the English East India Company transferred its headquarters from Surat to Mumbai. The city eventually became the headquarters of the Bombay Presidency . Following the transfer, Mumbai was placed at the head of all the company's establishments in India. Towards the end of the 17th century,
13020-641: The Gujarat Sultanate and the Bahmani Sultanate of Deccan. In 1493, Bahadur Khan Gilani of the Bahmani Sultanate attempted to conquer the islands but was defeated. The Mughal Empire , founded in 1526, was the dominant power in the Indian subcontinent during the mid-16th century. Growing apprehensive of the power of the Mughal emperor Humayun , Sultan Bahadur Shah of Gujarat was obliged to sign
13175-445: The Hooghly River. The Kolkata metropolitan area is spread over 1,886.67 km (728.45 sq mi) and comprises 4 municipal corporations (including Kolkata Municipal Corporation), 37 local municipalities and 24 panchayat samitis , as of 2011 . The urban agglomeration encompassed 72 cities and 527 towns and villages, as of 2006 . Suburban areas in the Kolkata metropolitan area incorporate parts of
13330-537: The Indian military, which is based in Fort William, played a pivotal role in the Indo-Pakistani war of 1971 and securing the surrender of Pakistan . During the mid-1980s, Mumbai (then called Bombay) overtook Kolkata as India's most populous city. In 1985, Prime Minister Rajiv Gandhi dubbed Kolkata a "dying city" in light of its socio-political woes. In the period 1977–2011, West Bengal was governed from Kolkata by
13485-549: The Indian union were integrated into the state. Subsequently, the city became the capital of Bombay State. In April 1950, Municipal limits of Mumbai were expanded by merging the Mumbai Suburban District and Mumbai City to form the Greater Mumbai Municipal Corporation. The Samyukta Maharashtra movement to create a separate Maharashtra state including Mumbai was at its height in the 1950s. In
13640-489: The Island City, the average maximum temperature is 31 °C (88 °F), while the average minimum temperature is 24 °C (75 °F). In the suburbs, the daily mean maximum temperature range from 29 °C (84 °F) to 33 °C (91 °F), while the daily mean minimum temperature ranges from 16 °C (61 °F) to 26 °C (79 °F). The record high is 42.2 °C (108 °F) set on 14 April 1952, and
13795-530: The KMC. The functions of the KMC include water supply, drainage and sewerage, sanitation, solid waste management, street lighting, and building regulation. Kolkata's administrative agencies have areas of jurisdiction that do not coincide. Listed in ascending order by area, they are: Kolkata district ; the Kolkata Police area and the Kolkata Municipal Corporation area, or "Kolkata city"; and
13950-517: The Kolkata Municipal Corporation limits, in their own municipal corporations or authorities. Kolkata is the commercial and financial hub of East and Northeast India and home to the Calcutta Stock Exchange . It is a major commercial and military port, and is one of five cities in eastern India (alongside Bhubaneswar , Guwahati , Imphal , and Kushinagar ) to have an international airport. Once India's leading city, Kolkata experienced
14105-567: The Kolkata Municipal Corporation) can be broadly divided into two groups— bustees , in which slum dwellers have some long term tenancy agreement with the landowners; and udbastu colonies , settlements which had been leased to refugees from present-day Bangladesh by the government. The unauthorised slums (devoid of basic services provided by the municipality) are occupied by squatters who started living on encroached lands—mainly along canals, railway lines and roads. According to
14260-542: The Nawabs were abolished, and East India company took complete control of the city and the province. In the early 19th century, the marshes surrounding the city were drained; the government area was laid out along the banks of the Hooghly River. Richard Wellesley , Governor-General of the Presidency of Fort William between 1797 and 1805, was largely responsible for the development of the city and its public architecture. Throughout
14415-497: The Portuguese Bôa Bahia, or (French: "bonne bai", English: "good bay"), not knowing that the tutelar goddess of this island has been, from remote antiquity, Bomba, or Mumba Devi , and that she still ... possesses a temple". By the late 20th century, the city was referred to as Mumbai or Mambai in Marathi, Konkani , Gujarati , Kannada and Sindhi , and as Bambai in Hindi . The Government of India officially changed
14570-606: The Portuguese word "bom" with the English "bay", from the English version of the name. In 1516, Portuguese explorer Duarte Barbosa used the name Tana-Maiambu : Tana appears to refer to the adjoining town of Thane and Maiambu to Mumbadevi . The form Bombaim is still commonly used in Portuguese. Other variations recorded in the 16th and the 17th centuries include: Mombayn (1525), Bombay (1538), Bombain (1552), Bombaym (1552), Monbaym (1554), Mombaim (1563), Mombaym (1644), Bambaye (1666), Bombaiim (1666), Bombeye (1676), Boon Bay (1690) and Bon Bahia . After
14725-516: The arts in India. The city was associated with many of the figures and movements of the Bengali Renaissance . It was the hotbed of the Indian nationalist movement . The partition of Bengal in 1947 affected the fortunes of the city. Following independence in 1947, Kolkata, which was once the premier centre of Indian commerce, culture, and politics, suffered many decades of political violence and economic stagnation before it rebounded. In
14880-436: The border with Bangladesh . It is the primary financial and commercial centre of eastern and northeastern India . Kolkata is the seventh most populous city in India with an estimated city proper population of 4.5 million (0.45 crore) while its metropolitan region Kolkata Metropolitan Area is third most populous metropolitan region of India with a metro population of over 15 million (1.5 crore). Kolkata
15035-472: The city became the world's chief cotton-trading market, resulting in a boom in the economy that subsequently enhanced the city's stature. The opening of the Suez Canal in 1869 transformed Mumbai into one of the largest seaports on the Arabian Sea . In September 1896, Mumbai was hit by a bubonic plague epidemic where the death toll was estimated at 1,900 people per week. About 850,000 people fled Mumbai and
15190-481: The city into North, Central, South and East Kolkata. North Kolkata is the oldest part of the city. Characterised by 19th-century architecture and narrow alleyways, it includes areas such as Jorasanko , Rajabazar , Maniktala , Ultadanga , Shyambazar , Shobhabazar , Bagbazar , Cossipore , Sinthee etc. The north suburban areas like Dum Dum , Baranagar , Belgharia , Sodepur , Khardaha , New Barrackpore , Madhyamgram , Barrackpore , Barasat etc. are also within
15345-662: The city is struck by heavy rains or dusty squalls that are followed by thunderstorms or hailstorms, bringing cooling relief from the prevailing humidity. These thunderstorms are convective in nature, and are known locally as kal bôishakhi ( কালবৈশাখী ), or "Nor'westers" in English. Rains brought by the Bay of Bengal branch of the south-west summer monsoon lash Kolkata between June and September, supplying it with most of its annual rainfall of about 1,850 mm (73 in). The highest monthly rainfall total occurs in July and August. In these months often incessant rain for days brings life to
15500-511: The city like the Bombay Castle , Castella de Aguada (Castelo da Aguada or Bandra Fort), and Madh Fort . The English were in constant struggle with the Portuguese vying for hegemony over Mumbai, as they recognised its strategic natural harbour and its natural isolation from land attacks. By the middle of the 17th century the growing power of the Dutch Empire forced the English to acquire
15655-517: The city of Kolkata (as a metropolitan structure). Central Kolkata hosts the central business district. It contains B. B. D. Bagh , formerly known as Dalhousie Square, and the Esplanade on its east; Rajiv Gandhi Sarani is on its west. The West Bengal Secretariat , General Post Office , Reserve Bank of India , Calcutta High Court , Lalbazar Police Headquarters and several other government and private offices are located there. Another business hub
15810-519: The city of Kolkata (as a metropolitan structure). The Maidan is a large open field in the heart of the city that has been called the "lungs of Kolkata" and accommodates sporting events and public meetings. The Victoria Memorial and Kolkata Race Course are located at the southern end of the Maidan. Among the other parks are Central Park in Bidhannagar and Millennium Park on Rajiv Gandhi Sarani, along
15965-401: The city region is predominantly sandy due to its proximity to the sea. In the suburbs, the soil cover is largely alluvial and loamy. The underlying rock of the region is composed of black Deccan basalt flows, and their acidic and basic variants dating back to the late Cretaceous and early Eocene eras. Mumbai sits on a seismically active zone owing to the presence of 23 fault lines in
16120-670: The city stands has been inhabited for over two millennia. Kolkata or Kalikata in its earliest mentions, is described to be a village surrounded with jungle on the bank of river Ganga as a renowned port, commercial hub and a hindu pilgrimage site for Kalighat Temple . The first mention of the Kalikata village was found in Bipradas Pipilai's Manasa Vijay (1495), where he describes how Chand Sadagar used to stop in Kalighat to worship Goddess Kali during his path to trade voyage. Later Kalikata
16275-647: The city such as the Coal India , National Insurance Company , Garden Reach Shipbuilders & Engineers , Tea Board of India , Geological Survey of India , Zoological Survey of India , Botanical Survey of India , Jute Corporation of India , National Test House, Hindustan Copper and the Ordnance Factories Board of the Indian Ministry of Defence . The demonym for residents of Kolkata are Calcuttan and Kolkatan . According to provisional results of
16430-458: The city the following year. Per the 1765 Treaty of Allahabad following the battle of Buxar , East India company was appointed imperial tax collector of the Mughal emperor in the province of Bengal, Bihar and Orissa, while Mughal-appointed Nawabs continued to rule the province. Declared a presidency city , Calcutta became the headquarters of the East India Company by 1773. In 1793, ruling power of
16585-505: The city's commuter trains . In 2008, a series of ten coordinated attacks by armed terrorists for three days resulted in 173 deaths, 308 injuries, and severe damage to several heritage landmarks and prestigious hotels. The three coordinated bomb explosions in July 2011 that occurred at the Opera house , Zaveri Bazaar and Dadar were the latest in the series of terrorist attacks in Mumbai which resulted in 26 deaths and 130 injuries. Mumbai
16740-522: The city. During the 1960s and 1970s, severe power shortages, strikes and a violent Marxist – Maoist movement by groups known as the Naxalites damaged much of the city's infrastructure, resulting in economic stagnation. During East Pakistan's secessionist war of independence in 1971, the city was home to the government-in-exile of Bangladesh . During the war, refugees poured into West Bengal and strained Kolkata's infrastructure. The Eastern Command of
16895-449: The city. Philips India, PwC India , Tata Global Beverages , and Tata Steel have their registered office and zonal headquarters in Kolkata. Kolkata hosts the headquarters of two major banks: UCO Bank , and Bandhan Bank . Reserve Bank of India , State Bank of India have its eastern zonal office in Kolkata. India Government Mint, Kolkata is one of the four mints in India. Some of the oldest public sector companies are headquartered in
17050-533: The city: Vihar , Lower Vaitarna , Upper Vaitarna , Tulsi , Tansa and Powai . Tulsi Lake and Vihar Lake are located in Borivili National Park , within the city's limits. The supply from Powai lake, also within the city limits, is used only for agricultural and industrial purposes. Three small rivers, the Dahisar River , Poinsar (or Poisar) and Ohiwara (or Oshiwara) originate within the park, while
17205-759: The coastal areas around Kandivali in northern Mumbai suggest that the islands were inhabited since the South Asian Stone Age . Perhaps at the beginning of the Common Era , or possibly earlier, they came to be occupied by the Koli fishing community. In the 3rd century BCE, the islands formed part of the Maurya Empire , during its expansion in the south, ruled by the Buddhist emperor Ashoka of Magadha . The Kanheri Caves in Borivali were excavated from basalt rock in
17360-461: The coastal region known as the Konkan . It sits on Salsette Island (Sashti Island), which it partially shares with the Thane district . Mumbai is bounded by the Arabian Sea to the west. Many parts of the city lie just above sea level, with elevations ranging from 10 to 15 metres (33 to 49 ft); the city has an average elevation of 14 metres (46 ft). Northern Mumbai (Salsette) is hilly, and
17515-629: The control of successive indigenous dynasties : Satavahanas , Western Satraps , Abhira , Vakataka , Kalachuris , Konkan Mauryas , Chalukyas and Rashtrakutas , before being ruled by the Shilaharas from 810 to 1260. Some of the oldest edifices in the city built during this period are the Jogeshwari Caves (between 520 and 525), Elephanta Caves (between the sixth to seventh century), Walkeshwar Temple (10th century), and Banganga Tank (12th century). King Bhimdev founded his kingdom in
17670-558: The emergence of a new babu class of urbane Indians, whose members were often bureaucrats, professionals, newspaper readers, and Anglophiles; they usually belonged to upper-caste Hindu communities. In the 19th century, the Bengal Renaissance brought about an increased sociocultural sophistication among city denizens. In 1883, Calcutta was host to the first national conference of the Indian National Association , which
17825-408: The etymology of this name: Although the city's name has always been pronounced Kolkata or Kôlikata in Bengali, the anglicised form Calcutta was the official name until 2001, when it was changed to Kolkata in order to match Bengali pronunciation. The discovery and archaeological study of Chandraketugarh , 35 km (22 mi) north of Kolkata, provide evidence that the region in which
17980-507: The evacuation of the residents of those areas to temporary safe camps. Air pollution is a major issue in Mumbai. According to the 2016 World Health Organization Global Urban Ambient Air Pollution Database, the annual average PM2.5 concentration in 2013 was 63 μg/m , which is 6.3 times higher than that recommended by the WHO Air Quality Guidelines for the annual mean PM2.5. The Central Pollution Control Board for
18135-572: The first century CE, and served as an important centre of Buddhism in Western India during ancient Times. The city then was known as Heptanesia ( Ancient Greek : A Cluster of Seven Islands) to the Greek geographer Ptolemy in 150 CE. The Mahakali Caves in Andheri were cut out between the 1st century BCE and the 6th century CE. Between the 2nd century BCE and 9th century CE, the islands came under
18290-499: The following districts: North 24 Parganas , South 24 Parganas , Howrah , Hooghly and Nadia . Two planned townships in the greater Kolkata region are Bidhannagar , also known as Salt Lake City and located north-east of the city; and Rajarhat , also called New Town and located east of Bidhannagar. In the 2000s, Sector 5 in Bidhannagar developed into a business hub for information technology and telecommunication companies. Both Bidhannagar and New Town are situated outside
18445-540: The fort in 1756 but was defeated at the Battle of Plassey in 1757, after his general Mir Jafar mutinied in support of the company, and was later made the Nawab for a brief time. Under company and later crown rule , Calcutta served as the de facto capital of India until 1911. Calcutta was the second largest city in the British Empire , after London , and was the centre of bureaucracy, politics, law, education, science and
18600-958: The headquarters of three railway zones out of eighteen of the Indian Railways regional divisions namely the Kolkata Metro, Eastern Railway and the South Eastern Railway . Kolkata has international rail connectivity with Dhaka , the capital of Bangladesh. Kolkata is the only Indian city with a tram network, which was operated by the Calcutta Tramways Company . It has now amalgamated to West Bengal Transport Corporation . There are three operational routes: Tollygunge to Ballygunge , Gariahat to Esplanade , Shyambazar to Esplanade . Trams are environment friendly but due to slow-moving and traffic congestion, tram attracts less passengers. Water-logging, caused by heavy rains during
18755-478: The highest car density in India. This leads major traffic congestion. The city's main bus terminals are located at Esplanade and Howrah . The Kolkata–Delhi and Kolkata– Chennai prongs of the Golden Quadrilateral , and National Highway 12 start from the outskirts of the city. As of 2024 , Kolkata has one state expressway and two national expressways , all in its metropolitan area. Kalyani Expressway
18910-558: The highest point in the city is 450 metres (1,480 ft) at Salsette in the Powai – Kanheri ranges. The Sanjay Gandhi National Park (Borivali National Park) is located partly in the Mumbai suburban district , and partly in the Thane district, and it extends over an area of 103.09 square kilometres (39.80 sq mi). Apart from the Bhatsa Dam , there are six major lakes that supply water to
19065-464: The islands again suffered incursions from Yakut Khan in 1689–90. The Portuguese presence ended in Mumbai when the Marathas under Peshwa Baji Rao I captured Salsette in 1737, and Bassein in 1739. By the middle of the 18th century, Mumbai began to grow into a major trading town, and received a huge influx of migrants from across India. Later, the British occupied Salsette on 28 December 1774. With
19220-588: The islands by various names, which finally took the written form Bombaim . The islands were leased to several Portuguese officers during their regime. The Portuguese Franciscans and Jesuits built several churches in the city, prominent being the St. Michael's Church at Mahim (1534), St. John the Baptist Church at Andheri (1579), St. Andrew's Church at Bandra (1580), and Gloria Church at Byculla (1632). The Portuguese also built several fortifications around
19375-442: The late 18th and 19th century, the city was a centre of the East India Company's opium trade. A census in 1837 records the population of the city proper as 229,700, of which the British residents made up only 3,138. The same source says another 177,000 resided in the suburbs and neighbouring villages, making the entire population of greater Calcutta 406,700. In 1864, a typhoon struck the city and killed about 60,000 in Kolkata. By
19530-501: The late 20th century, the city hosted the government-in-exile of Bangladesh during the Bangladesh Liberation War in 1971. It was also flooded with Hindu refugees from East Bengal (present-day Bangladesh) in the decades following the 1947 partition of India , transforming its landscape and shaping its politics. The city was overtaken by Mumbai (formerly Bombay) as India's largest city. A demographically diverse city,
19685-519: The local economy has since then diversified to include finance , engineering , diamond-polishing, healthcare , and information technology. The key sectors contributing to the city's economy are: finance, gems & jewellery, leather processing, IT and ITES , textiles, petrochemical, electronics manufacturing, automobiles, and entertainment. Nariman Point and Bandra Kurla Complex (BKC) are Mumbai's major financial centres. Despite competition from Bangalore , Hyderabad and Pune , Mumbai has carved
19840-527: The lower one at a depth of 250–650 m (820–2,130 ft); the upper one 10–40 m (30–130 ft) in thickness. According to the Bureau of Indian Standards , on a scale ranging from I to V in order of increasing susceptibility to earthquakes, the city lies inside seismic zone III . Kolkata is subject to a tropical savanna climate that is designated Aw under the Köppen climate classification . According to
19995-487: The movement in which 105 people died in clashes with the police, Bombay State was reorganised on linguistic lines on 1 May 1960. Gujarati -speaking areas of Bombay State were partitioned into the state of Gujarat. Maharashtra State with Mumbai as its capital was formed with the merger of Marathi -speaking areas of Bombay State , eight districts from Central Provinces and Berar , five districts from Hyderabad State , and numerous princely states enclosed between them. As
20150-433: The name "Bombaim" after 1512 in his Lendas da Índia ( Legends of India ). While some Anglophone authors have suggested this name possibly originated as an alleged Galician-Portuguese phrase bom baim , meaning "good little bay", such suggestions lack any scientific basis. Portuguese linguist José Pedro Machado attributes that interpretation to a deficient knowledge of the Portuguese language of these authors, mixing up
20305-407: The nation's industrial output, 70% of maritime trade in India ( Mumbai Port Trust , Dharamtar Port and JNPT ), and 70% of capital transactions to India's economy . The city houses important financial institutions and the corporate headquarters of numerous Indian companies and multinational corporations . The city is also home to some of India's premier scientific and nuclear institutes and
20460-575: The national average of 3.3. The Kolkata Port Trust, an agency of the central government, manages the city's river port. As of 2023 , the All India Trinamool Congress controls the KMC; the mayor is Firhad Hakim , while the deputy mayor is Atin Ghosh. The city has an apolitical titular post, that of the Sheriff of Kolkata , which presides over various city-related functions and conferences. As
20615-578: The national rate of 187.6; it was the lowest rate among India's largest cities. The Kolkata Municipal Corporation supplies the city with potable water that is sourced from the Hooghly River; most of it is treated and purified at the Palta pumping station located in North ;24 Parganas district. Roughly 95% of the 4,000 tonnes of refuse produced daily by the city is transported to the dumping grounds in Dhapa , which
20770-414: The norm in Kolkata, which has an informal sector that employs more than 40% of the labour force. One unorganised group, roadside hawkers , generated business worth ₹ 87.72 billion (equivalent to ₹ 300 billion or US$ 3.6 billion in 2023) in 2005. As of 2001 , around 0.81% of the city's workforce was employed in the primary sector (agriculture, forestry, mining, etc.); 15.49% worked in
20925-501: The official language of Maharashtra. According to certain accounts, the Koli community, which hails from Kathiawar and Central Gujarat , is believed to have introduced their deity Mumba from Kathiawar ( Gujarat ), where her worship continues to this day. However, other sources disagree that Mumbai's name was derived from the goddess Mumba. The oldest known names for the city are Kakamuchee and Galajunkja ; these are sometimes still used. Portuguese writer Gaspar Correia recorded
21080-717: The past few decades, the frequency of floods in Mumbai is enormous, the 2005 Mumbai floods are characterised by 500-1000 deaths, household displacements, damaged infrastructure-(including heritage sites), and a financial loss of US$ 1.2 billion. In the process of reducing floods in Mumbai, the Maharashtra government adopted a flood mitigation plan; according to which the drainage system will be restructured, restoration of Mithi River , and re-establishment of informal settlements. Local civic body Brihanmumbai Municipal Corporation (BMC) authorities are assigned to forecast and issue eviction notices while BMC along with NGO's prepare for
21235-416: The population; 1.09% did not state a religion in the census. Kolkata reported 67.6% of Special and Local Laws crimes registered in 35 large Indian cities during 2004. Kolkata is administered by several government agencies. The Kolkata Municipal Corporation , or KMC, oversees and manages the civic infrastructure of the city's 16 boroughs, which together encompass 144 wards. Each ward elects
21390-493: The reclamation project, completed in 1845, transformed Mumbai into a major seaport on the Arabian Sea . Mumbai in the 19th century was characterised by economic and educational development. During the early 20th century it became a strong base for the Indian independence movement . Upon India's independence in 1947 the city was incorporated into Bombay State . In 1960, following the Samyukta Maharashtra Movement ,
21545-522: The record low is 7.4 °C (45 °F) set on 27 January 1962. Tropical cyclones are rare in the city. The worst cyclone to ever impact Mumbai was the one in 1948 where gusts reached 151 km/h (94 mph) in Juhu. The storm left 38 people dead and 47 missing. The storm reportedly impacted Mumbai for 20 hours and left the city devastated. Mumbai is prone to monsoon floods, exacerbated by climate change which affects heavy rains and high tide in
21700-558: The region in the late 13th century and established his capital in Mahikawati (present day Mahim ). The Pathare Prabhus , among the earliest known settlers of the city, were brought to Mahikawati from Saurashtra in Gujarat around 1298 by Bhimdev. The Delhi Sultanate annexed the islands in 1347–48 and controlled it until 1407. During this time, the islands were administered by the Muslim Governors of Gujarat , who were appointed by
21855-619: The rest of India, Mumbai has witnessed an economic boom since the liberalisation of 1991 , the finance boom in the mid-nineties and the IT, export, services and outsourcing boom in the 2000s. Estimates of the 2016 economy of the Mumbai Metropolitan Region have ranged from $ 368 billion to $ 400 billion ( PPP metro GDP ) ranking it either the most or second-most productive metro area of India. Many of India's numerous conglomerates (including Larsen & Toubro , State Bank of India (SBI), Life Insurance Corporation of India (LIC), Tata Group , Godrej and Reliance ), and five of
22010-575: The rest of West Bengal; these men commonly leave their families behind. Kolkata's literacy rate of 87.14% exceeds the national average of 74%. The final population totals of census 2011 stated the population of city as 4,496,694. The urban agglomeration had a population of 14,112,536 in 2011. As of 2003 , about one-third of the population, or 15 lakh (1.5 million) people, lived in 3,500 unregistered squatter-occupied and 2,011 registered slums . The authorised slums (with access to basic services like water, latrines, trash removal by
22165-438: The sea. According to the World Bank , unplanned drainage system and informal settlement is a key factor of frequent floods in Mumbai. Among other causes of flooding in Mumbai is its geographic location , Mumbai urban is peninsular in form, (a land-filled area that connects seven islands) a low laying area, compared to its suburbs that sit on an elevated location. Over the past few decades, new informal settlements were formed in
22320-426: The seat of the Government of West Bengal , Kolkata is home to not only the offices of the local governing agencies, but also the West Bengal Legislative Assembly ; the state secretariat, which is housed in the Writers' Building; and the Calcutta High Court . Most government establishments and institutions are housed in the centre of the city in B. B. D. Bagh (formerly known as Dalhousie Square). The Calcutta High Court
22475-523: The suburbs, causing a rapid increase in population, improper waste management, and drainage congestion. The rainwater from these areas heavily flows towards low-lying urban areas consisting of some slums and high-rise buildings. As a result, slums are either swamped , washed away, or collapse causing heavy casualties, and post-flood water logging lasts for a long time that causing blockage of railway lines-(most frequently used public transport in Mumbai), traffic snarl, inundated roads, and sub-merged bylanes. Over
22630-453: The textile industry was adversely affected. While the city was the capital of the Bombay Presidency , the Indian independence movement fostered the Quit India Movement in 1942 and the Royal Indian Navy mutiny in 1946. After India's independence in 1947, the territory of the Bombay Presidency retained by India was restructured into Bombay State . The area of Bombay State increased, after several erstwhile princely states that joined
22785-406: The vicinity. The area is classified as a Seismic Zone III region , which means an earthquake of up to magnitude 6.5 on the Richter magnitude scale may be expected. Mumbai has an extreme tropical wet and dry climate ( Aw ) under the Köppen climate classification , although the central and northern suburbs have a tropical monsoon climate ( Am ) with even heavier wet season rainfall. Mumbai has
22940-528: The widespread 1982 Great Bombay Textile Strike , in which nearly 250,000 workers in more than 50 textile mills went on strike. Mumbai's defunct cotton mills have since become the focus of intense redevelopment . Industrial development began in Mumbai when its economy started focusing on the petrochemical, electronic, and automotive sectors. In 1954 Hindustan Petroleum commissioned Mumbai Refinery at Trombay and BPCL Refinery . The Jawaharlal Nehru Port , which handles 55–60% of India's containerised cargo,
23095-412: Was 3,452 mm (136 in) for 1954. The highest rainfall recorded in a single day was 944 mm (37 in) on 26 July 2005 . The average total annual rainfall is 2,213.4 mm (87 in) for the Island City, and 2,502.3 mm (99 in) for the suburbs. The average annual temperature is 27 °C (81 °F), and the average annual precipitation is 2,213 mm (87 in). In
23250-417: Was also found to be mentioned in Mukundaram Chakrabarti 's Chandimangal (1594), Todar Mal's taxation-list in 1596 and Krishnaram Das's Kalikamangal (1676–77). Kalighat was then considered a safe place for businessmen. They used to carry on trade through the Bhagirathi and took shelter there at night. Kolkata's recorded history began in 1690 with the arrival of the English East India Company , which
23405-557: Was commissioned on 26 May 1989 across the creek at Nhava Sheva with a view to de-congest Mumbai Harbour and to serve as a hub port for the city. The geographical limits of Greater Mumbai were coextensive with municipal limits of Greater Mumbai. On 1 October 1990, the Greater Mumbai district was bifurcated to form two revenue districts namely, Mumbai City and Mumbai Suburban , though they continued to be administered by same Municipal Administration. The years from 1990 to 2010 saw an increase in violence and terrorism activities. Following
23560-440: Was consolidating its trade business in Bengal. Job Charnock is often regarded as the founder of the city; however, in response to a public petition, the Calcutta High Court ruled in 2003 that the city does not have a founder. The area occupied by the present-day city encompassed three villages: Kalikata , Gobindapur and Sutanuti . Kalikata was a fishing village, where a handful of merchants began their operations by building
23715-410: Was part of a larger movement to strengthen Marathi identity in the Maharashtra region." While Mumbai is still referred to as Bombay by some of its residents and by some Indians from other regions, mention of the city by a name other than Mumbai has been controversial. A resident of Mumbai is called Mumbaikar ( pronounced [ˈmumbəikəɾ] ) in Marathi , in which the suffix -kar means
23870-411: Was the first avowed nationalist organisation in India. The partition of Bengal in 1905 along religious lines led to mass protests, making Calcutta a less hospitable place for the British. The capital was moved to New Delhi in 1911. Calcutta continued to be a centre for revolutionary organisations associated with the Indian independence movement . The city and its port were bombed several times by
24025-850: Was to love and care for those persons nobody was prepared to look after". Languages spoken in Kolkata city (2011 census) Bengali , the official state language, is the dominant language in Kolkata. English is also used, particularly by the white-collar workforce. Hindi and Urdu are spoken by a sizeable minority. Bengali Hindus form the majority of Kolkata's population; Marwaris , Biharis and Urdu-speaking Muslims compose large minorities. Among Kolkata's smaller communities are Chinese , Tamils , Nepalis , Pathans/Afghans (locally known as Kabuliwala ) Odias , Telugus , Gujaratis , Anglo-Indians , Armenians , Bengali Muslims , Greeks , Tibetans , Maharashtrians , Konkanis , Malayalees , Punjabis and Parsis . The number of Armenians, Greeks, Jews and other foreign-origin groups declined during
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