The Bathurst Mining Camp is a mining district in northeast New Brunswick , Canada , centred in the Nepisiguit River valley, and near to Bathurst . The camp hosts 45 known volcanogenic massive sulfide (VMS) deposits typical of the Appalachian Mountains . Some of the ore is smelted at the Belledune facility of Xstrata . Although the primary commodity is zinc , the massive-sulphide ore body produces lead , zinc , copper , silver , gold , bismuth , antimony and cadmium .
117-518: Loring Bailey, the professor of geology at UNB in 1864, wrote that: I may yet say that in no part of the Province have I been so much pleased with the prospects of mineral wealth and the probability of valuable discoveries as in the eastern portion of Gloucester County ... I have no doubt that the discovery of extensive and valuable metalliferous lodes would be the reward of a thorough and intelligent exploration of this district. The Bathurst Mining Camp
234-429: A glacial armor . Ice can not only erode mountains but also protect them from erosion. Depending on glacier regime, even steep alpine lands can be preserved through time with the help of ice. Scientists have proved this theory by sampling eight summits of northwestern Svalbard using Be10 and Al26, showing that northwestern Svalbard transformed from a glacier-erosion state under relatively mild glacial maxima temperature, to
351-603: A Forestry Engineering degree (the other being the University of Toronto). So when the federal government began creating Dominion Forests on federal land in Western Canada between 1899 and 1906, most of the first Forest Rangers were from UNB. In 1906, UNB established a bicameral system of university government consisting of a senate responsible for academic policy, and a board of governors exercising exclusive control over financial policy and other matters. The president, appointed by
468-542: A concept plan. The initial construction cost was $ 1,350,000, which was part of a $ 10 million fundraising campaign led by UNB. In the same year, G. Forbes Elliot took the role as UNB Saint John's first principal. In 1965, the City of Saint John transferred ownership of 87 acres of land for the new campus. Construction on the Tucker Park campus began in 1966, and the site officially opened in 1969, featuring Hazen Hall, Ganong Hall, and
585-426: A considerable depth. A gully is distinguished from a rill based on a critical cross-sectional area of at least one square foot, i.e. the size of a channel that can no longer be erased via normal tillage operations. Extreme gully erosion can progress to formation of badlands . These form under conditions of high relief on easily eroded bedrock in climates favorable to erosion. Conditions or disturbances that limit
702-458: A derailment occurred at Nepisiguit Junction when a runaway CN ore train journeyed from Brunswick Mines to just short of the wye. There was an error in communications with the mine staff and the engineer, Wesley Macdonald, ended up with more cars on his train than he thought, and the older brakes on the lead engine alone were unable to hold the train on the grade in the Brunswick Mines yard. After
819-408: A fall in sea level, can produce a distinctive landform called a raised beach . Chemical erosion is the loss of matter in a landscape in the form of solutes . Chemical erosion is usually calculated from the solutes found in streams. Anders Rapp pioneered the study of chemical erosion in his work about Kärkevagge published in 1960. Formation of sinkholes and other features of karst topography
936-479: A glacier-armor state occupied by cold-based, protective ice during much colder glacial maxima temperatures as the Quaternary ice age progressed. These processes, combined with erosion and transport by the water network beneath the glacier, leave behind glacial landforms such as moraines , drumlins , ground moraine (till), glaciokarst , kames, kame deltas, moulins, and glacial erratics in their wake, typically at
1053-477: A harrowing journey at speeds up to 70 mph the engines derailed on the sharp curve into the wye at Nepisiguit Junction. Both units and most of the 30-car train derailed, but the engineer was not seriously injured. The zinc mine operated continuously since 1964 until April 2013, surviving economic stagnation and four major changes in ownership to produce approximately 150 million tonnes of ore at grades of 8.46% Zn, 3.33% Pb, 0.37% Cu, and 99 g/t Ag. The Geology of
1170-464: A homogeneous bedrock erosion pattern, curved channel cross-section beneath the ice is created. Though the glacier continues to incise vertically, the shape of the channel beneath the ice eventually remain constant, reaching a U-shaped parabolic steady-state shape as we now see in glaciated valleys . Scientists also provide a numerical estimate of the time required for the ultimate formation of a steady-shaped U-shaped valley —approximately 100,000 years. In
1287-423: A large river can remove enough sediments to produce a river anticline , as isostatic rebound raises rock beds unburdened by erosion of overlying beds. Shoreline erosion, which occurs on both exposed and sheltered coasts, primarily occurs through the action of currents and waves but sea level (tidal) change can also play a role. Hydraulic action takes place when the air in a joint is suddenly compressed by
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#17328581805201404-487: A mountain mass similar to the Himalaya into an almost-flat peneplain if there are no significant sea-level changes . Erosion of mountains massifs can create a pattern of equally high summits called summit accordance . It has been argued that extension during post-orogenic collapse is a more effective mechanism of lowering the height of orogenic mountains than erosion. Examples of heavily eroded mountain ranges include
1521-651: A national and international level, specifically issues relevant to children and youth development. Projects included the New Brunswick Schools Early Literacy Initiative; Mapping Literacy as a Determinant of Health; Raising and Leveling the Bar: A Collaborative Research Initiative on Children's Learning, Behavioural, and Health Outcomes; and the Confident Learners Initiative. The University of New Brunswick's Medical Training Centre
1638-606: A science building in 1924, honours the 35 UNB Alumni who died in World War I . UNBF's Brigadier Milton F. Gregg, V.C., Centre for the Study of War and Society (usually referred to as The Gregg Centre) was created in 2006. The Richard J. Currie Center, a five-storey 139,000-square-foot building, was constructed in 2013. The UNB Saint John campus (UNBSJ) is located in Tucker Park in the Millidgeville neighbourhood, several kilometres north of
1755-522: A smaller campus in Saint John (UNBSJ), which opened in 1964. The Saint John campus is home to New Brunswick's anglophone medical school , Dalhousie Medicine New Brunswick, an affiliate of Dalhousie University . Additionally, there are two small satellite health sciences campuses situated in Moncton and Bathurst . UNB offers over 75 degrees in fourteen faculties at the undergraduate and graduate levels, with
1872-432: A surface is eroded. Typically, physical erosion proceeds the fastest on steeply sloping surfaces, and rates may also be sensitive to some climatically controlled properties including amounts of water supplied (e.g., by rain), storminess, wind speed, wave fetch , or atmospheric temperature (especially for some ice-related processes). Feedbacks are also possible between rates of erosion and the amount of eroded material that
1989-514: A total student enrolment of 9,725 between the two principal campuses during the 2021–2022 year. UNB was named the most entrepreneurial university in Canada at the 2014 Startup Canada Awards. The University of New Brunswick has educated numerous Canadian federal cabinet ministers including Sir John Douglas Hazen , William Pugsley and Gerald Merrithew , many Premiers of New Brunswick such as Frank McKenna and Blaine Higgs , three puisne justices of
2106-468: A very steep hill. UNB Fredericton has shared the "College Hill" with St. Thomas University (STU) since 1964, when the former St. Thomas College moved from Chatham, NB (now Miramichi ). While the universities share some infrastructure, they remain separate institutions. Two buildings in Fredericton have been designated National Historic Sites of Canada : the 1827 Sir Howard Douglas Hall (Old Arts), and
2223-501: A wave closing the entrance of the joint. This then cracks it. Wave pounding is when the sheer energy of the wave hitting the cliff or rock breaks pieces off. Abrasion or corrasion is caused by waves launching sea load at the cliff. It is the most effective and rapid form of shoreline erosion (not to be confused with corrosion ). Corrosion is the dissolving of rock by carbonic acid in sea water. Limestone cliffs are particularly vulnerable to this kind of erosion. Attrition
2340-412: A weak bedrock (containing material more erodible than the surrounding rocks) erosion pattern, on the contrary, the amount of over deepening is limited because ice velocities and erosion rates are reduced. Glaciers can also cause pieces of bedrock to crack off in the process of plucking. In ice thrusting, the glacier freezes to its bed, then as it surges forward, it moves large sheets of frozen sediment at
2457-652: Is a public university with two primary campuses in Fredericton and Saint John , New Brunswick . It is the oldest English-language university in Canada, and among the oldest public universities in North America. UNB was founded by a group of seven Loyalists who left the United States after the American Revolution . UNB has two main campuses: the original campus in Fredericton (UNBF), established in 1785, and
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#17328581805202574-784: Is a research partner with the NASA Jet Propulsion Laboratory, is a global leader in powered prosthetic research and developing MRI technology, and is home to one of the motion analysis labs in North America as well as the world's first research centre in dermoskeletics. In 2021, UNB was awarded 5 stars from the QS World University Rankings , the second university in Atlantic Canada to receive this rating. In Maclean's 2023 "comprehensive university" rankings, UNB ranked eighth out of 15 universities, tied with Toronto Metropolitan University . In 2014, UNB
2691-537: Is already carried by, for example, a river or glacier. The transport of eroded materials from their original location is followed by deposition, which is arrival and emplacement of material at a new location. While erosion is a natural process, human activities have increased by 10–40 times the rate at which soil erosion is occurring globally. At agriculture sites in the Appalachian Mountains , intensive farming practices have caused erosion at up to 100 times
2808-568: Is also highly intruded by magma plumes. One such plume is on Mount Edward, part of the Notre Dame Mountains , which was exposed by glacial erosion . In 2007 there were commonly held to be four major fault lines in the area. The Miramichi fault was the site on 9 January 1982 of a significant earthquake . 47°27′00″N 65°49′55″W / 47.450°N 65.832°W / 47.450; -65.832 University of New Brunswick The University of New Brunswick ( UNB )
2925-490: Is also more prone to mudslides, landslides, and other forms of gravitational erosion processes. Tectonic processes control rates and distributions of erosion at the Earth's surface. If the tectonic action causes part of the Earth's surface (e.g., a mountain range) to be raised or lowered relative to surrounding areas, this must necessarily change the gradient of the land surface. Because erosion rates are almost always sensitive to
3042-484: Is an example of extreme chemical erosion. Glaciers erode predominantly by three different processes: abrasion/scouring, plucking , and ice thrusting. In an abrasion process, debris in the basal ice scrapes along the bed, polishing and gouging the underlying rocks, similar to sandpaper on wood. Scientists have shown that, in addition to the role of temperature played in valley-deepening, other glaciological processes, such as erosion also control cross-valley variations. In
3159-409: Is distinguished from changes on the bed of the watercourse, which is referred to as scour . Erosion and changes in the form of river banks may be measured by inserting metal rods into the bank and marking the position of the bank surface along the rods at different times. Thermal erosion is the result of melting and weakening permafrost due to moving water. It can occur both along rivers and at
3276-842: Is located near the Dalhousie Medicine New Brunswick building. UNB's presence in Saint John dates back to 1923 when the Saint John Law School, established in 1892, became part of UNB. In 1953, the law school moved to the Starr Residence, known today as Beaverbrook House, which is still operated by UNBSJ. Eventually, after nearly forty years of remaining in Saint John, it relocated to the main campus in Fredericton. Starting in 1951, UNB offered summer extension courses in Saint John High School and St. Vincent's Convent, which proved to be successful. This highlighted
3393-405: Is of two primary varieties: deflation , where the wind picks up and carries away loose particles; and abrasion , where surfaces are worn down as they are struck by airborne particles carried by wind. Deflation is divided into three categories: (1) surface creep , where larger, heavier particles slide or roll along the ground; (2) saltation , where particles are lifted a short height into
3510-625: Is referred to as physical or mechanical erosion; this contrasts with chemical erosion, where soil or rock material is removed from an area by dissolution . Eroded sediment or solutes may be transported just a few millimetres, or for thousands of kilometres. Agents of erosion include rainfall ; bedrock wear in rivers ; coastal erosion by the sea and waves ; glacial plucking , abrasion , and scour; areal flooding; wind abrasion; groundwater processes; and mass movement processes in steep landscapes like landslides and debris flows . The rates at which such processes act control how fast
3627-404: Is sparse and soil is dry (and so is more erodible). Other climatic factors such as average temperature and temperature range may also affect erosion, via their effects on vegetation and soil properties. In general, given similar vegetation and ecosystems, areas with more precipitation (especially high-intensity rainfall), more wind, or more storms are expected to have more erosion. In some areas of
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3744-531: Is split into two primary campuses: the main campus, UNB Fredericton (UNBF), located in Fredericton , as well as the smaller campus, UNB Saint John (UNBSJ), which is located in the Millidgeville area of New Brunswick , next to the Saint John Regional Hospital . As of the 2021–2022 academic year, UNB Fredericton (UNBF) had an enrollment of 7,580, while UNB Saint John had an enrollment of 2,145. Both campuses have undergone significant expansion over
3861-561: Is the first anglophone school of medicine in New Brunswick. It is a joint medical programme, offered with Dalhousie University Faculty of Medicine . In the fall of 2007, a report commissioned by the provincial government recommended that UNBSJ and the New Brunswick Community College be reformed and consolidated into a new polytechnic post-secondary institute. The proposal immediately came under heavy criticism and led to
3978-457: Is the main climatic factor governing soil erosion by water. The relationship is particularly strong if heavy rainfall occurs at times when, or in locations where, the soil's surface is not well protected by vegetation . This might be during periods when agricultural activities leave the soil bare, or in semi-arid regions where vegetation is naturally sparse. Wind erosion requires strong winds, particularly during times of drought when vegetation
4095-495: Is the seat of 14 Canada Research Chairs and is home to more than 60 research centres and institutes. It conducts about 75 per cent of all university research in the province. UNB's annual research spending (2013–14) generated $ 32.2 million in added provincial income for the New Brunswick economy. Between 2004 and 2009, the university's research revenue increased by 77 per cent: the highest increase among Canadian comprehensive universities. UNB has developed technology used by Google,
4212-400: Is where particles/sea load carried by the waves are worn down as they hit each other and the cliffs. This then makes the material easier to wash away. The material ends up as shingle and sand. Another significant source of erosion, particularly on carbonate coastlines, is boring, scraping and grinding of organisms, a process termed bioerosion . Sediment is transported along the coast in
4329-890: The Anglican ideals of older, European institutions, the University of New Brunswick was founded in 1785 as the Academy of Liberal Arts and Sciences, following a petition to the Governor-in-Council on December 13, 1785. The petition requesting the establishment of the school, titled "The Founders' Petition of 1785," was addressed to Governor Thomas Carleton and was signed by seven Loyalist men: William Paine , William Wanton , George Sproule, Zephaniah Kingsley, Sr. , John Coffin , Ward Chipman , and Adino Paddock. To his Excellency Thomas Carleton Esquire Governor Captain General, and Commander in Chief, of
4446-658: The Great Plains , it is estimated that soil loss due to wind erosion can be as much as 6100 times greater in drought years than in wet years. Mass wasting or mass movement is the downward and outward movement of rock and sediments on a sloped surface, mainly due to the force of gravity . Mass wasting is an important part of the erosional process and is often the first stage in the breakdown and transport of weathered materials in mountainous areas. It moves material from higher elevations to lower elevations where other eroding agents such as streams and glaciers can then pick up
4563-593: The New Brunswick Community College . Dalhousie Medicine New Brunswick, which opened in the fall of 2010, is a medical school built with provincial funding that operates as a partnership between the Government of New Brunswick , the University of New Brunswick and Dalhousie University’s Faculty of Medicine. It is the first anglophone medical school program in New Brunswick, annually serving 40 students. The New Brunswick Community College's Gerald S Merrithew Allied Health Education Centre, which opened on September 1, 2011,
4680-650: The Supreme Court of Canada , Oswald Smith Crocket , James Wilfred Estey , Gérard La Forest , as well as prominent artists and writers. UNB had ties to the Confederation Poets movement; Bliss Carman and Sir Charles G.D. Roberts were alumni. In 1783, Loyalist settlers began to build upon the ruins of a former Acadian village called Ste-Anne-des-Pays-Bas. The new settlement was named Frederick's Town in honour of Prince Frederick , son of King George III and uncle of Queen Victoria . Initially modelled on
4797-700: The Timanides of Northern Russia. Erosion of this orogen has produced sediments that are now found in the East European Platform , including the Cambrian Sablya Formation near Lake Ladoga . Studies of these sediments indicate that it is likely that the erosion of the orogen began in the Cambrian and then intensified in the Ordovician . If the erosion rate exceeds soil formation , erosion destroys
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4914-416: The accumulation zone above the glacial equilibrium line altitude), which causes increased rates of erosion of the mountain, decreasing mass faster than isostatic rebound can add to the mountain. This provides a good example of a negative feedback loop . Ongoing research is showing that while glaciers tend to decrease mountain size, in some areas, glaciers can actually reduce the rate of erosion, acting as
5031-405: The impact of a falling raindrop creates a small crater in the soil , ejecting soil particles. The distance these soil particles travel can be as much as 0.6 m (2.0 ft) vertically and 1.5 m (4.9 ft) horizontally on level ground. If the soil is saturated , or if the rainfall rate is greater than the rate at which water can infiltrate into the soil, surface runoff occurs. If
5148-455: The lower crust and mantle . Because tectonic processes are driven by gradients in the stress field developed in the crust, this unloading can in turn cause tectonic or isostatic uplift in the region. In some cases, it has been hypothesised that these twin feedbacks can act to localize and enhance zones of very rapid exhumation of deep crustal rocks beneath places on the Earth's surface with extremely high erosion rates, for example, beneath
5265-407: The surface runoff which may result from rainfall, produces four main types of soil erosion : splash erosion , sheet erosion , rill erosion , and gully erosion . Splash erosion is generally seen as the first and least severe stage in the soil erosion process, which is followed by sheet erosion, then rill erosion and finally gully erosion (the most severe of the four). In splash erosion ,
5382-589: The 1851 William Brydone Jack Observatory . Architect G. Ernest Fairweather designed several of the campus buildings, including the Old Civil Engineering Building (1900) and the Gymnasium (1906). In addition, several of the stained glass windows in the Convocation Hall were created by Robert McCausland Limited. UNBF's War Memorial Hall (usually referred to as Memorial Hall), originally built as
5499-499: The 21st century, a strong link has been drawn between the increase in storm frequency with an increase in sediment load in rivers and reservoirs, highlighting the impacts climate change can have on erosion. Vegetation acts as an interface between the atmosphere and the soil. It increases the permeability of the soil to rainwater, thus decreasing runoff. It shelters the soil from winds, which results in decreased wind erosion, as well as advantageous changes in microclimate. The roots of
5616-597: The Academy of Liberal Arts and Sciences was transformed into the College of New Brunswick. The college was succeeded by King's College, which was granted by royal charter in December 1827. King's College operated under the control of the Church of England until 1859, when it was made non-sectarian by an act of the provincial legislature that transformed the college into the University of New Brunswick. In 1866, Mary Kingsley Tibbits became
5733-511: The Arctic Ocean, improved fundamental mathematics and physics methodology like spectral analysis , and helped nations solve strategic problems and safety issues across the globe. Because so many of UNB's students, alumni, and professors have produced celebrated poetry, the city of Fredericton has earned the nickname "Poets' Corner." Two of Canada's four Confederation Poets – Sir Charles G.D. Roberts and Bliss Carman – were educated at UNB, as
5850-622: The Barry and Flora Beckett Residence, opened in Winter 2021 and is a geothermally-heated building, offering 104 beds. The naming of the residence building honors the Becketts; two prominent figures in the campus' history. Dr. Barry Beckett was once a chemistry professor during UNB Saint John's earlier days as a campus in Uptown Saint John, while Flora Beckett taught mathematics and served as the director at
5967-659: The Bathurst Mining Camp (BMC) is a base metal copper , lead and zinc mainly volcanogenic hosted mineral rich area of north central New Brunswick. BMC geology is diverse having experienced considerable tectonic activity from the Ordovician to the Jurassic periods . Geological activity accumulated sulfide minerals into local vent complex sea floor basalts , creating VHMS volcanogenic hosted massive sulfide and SEDEX sedimentary exhalative deposit depositional environments, which were all later accreted and folded onto
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#17328581805206084-500: The Bio-Engineering Institute, making it one of the oldest research institutes to be solely dedicated to the field of biomedical engineering. The institute is also the region's prosthetic fitting centre where amputees are fitted with "intelligent" artificial limbs. The institute also carries out research in the field of myoelectric signal processing, biomedical instrumentation and human motion analysis . The IBME also developed
6201-677: The CRI develops the aquatic science needed to understand, protect and sustain water resources. Since 2013, the CRI and its partners have been working with NB Power to research the potential environmental impacts of the future options being considered for the Mactaquac Generating Station. The Mactaquac Dam on the Saint John River will reach the end of its lifespan by 2030, and CRI has been evaluating key environmental challenges such as river health, fish passage and flow management. In 2015, CRI
6318-465: The CRI is to conduct both multi-disciplinary basic and applied research focusing on rivers from their headwaters to their estuaries , to promote the conservation, protection and sustainable use of water, and to educate professionals, graduate students and the public on water sciences. Members of the CRI conduct research on regional, national and international issues related to rivers and their land-water linkages. With researchers from both UNB campuses,
6435-583: The Faculty of Law moved from Saint John to Fredericton following a report on the status of legal education in Canada by Professor Maxwell Cohen from McGill University, claiming that the Saint John Law School was only "nominally a faculty of UNB". This prompted Chancellor Lord Beaverbrook and UNB President Colin B. Mackay to permanently move the Law School despite the Dean's objections. The University of New Brunswick (UNB)
6552-454: The Faculty of Science), Mechanical Engineering, and Software Engineering (jointly offered with the Faculty of Computer Science ). The faculty had 920 full-time equivalent students as of Winter 2021. The Times Higher Education’s 2023 World University Rankings list by subject has placed UNB Engineering in the top 250 engineering programmes in the world. UNB Engineering is renowned for its multi-faceted programmes like Geodesy and Geomatics – one of
6669-666: The K.C. Irving Hall, the Modern Languages Centre (now home to Dalhousie Medicine New Brunswick), the Dr. Colin B. Mackay Residence, and the Hans W. Klohn Commons. Construction on the Hans W. Klohn Commons began on April 1, 2010, and the building officially opened on September 7, 2011. This building is one of the most environmentally friendly buildings in Atlantic Canada . The building features an electric elevator that produces power for
6786-686: The Math Help Centre. In light of the announcement regarding the Integrated Health Initiative (IHI), plans were made to reconstruct the Ward Chipman Library, which had been unused ever since being replaced by the Hans W. Klohn Commons, into a Health and Social Innovation Centre. Although it was initially planned to be renovated, the former library was demolished in 2023 to be replaced by the Health and Social Innovation Centre. UNB
6903-691: The Mi'kmaq-Maliseet Institute (MMI), the former name of the MWC, opened its doors with an expanded mandate to train professionals and improve First Nations access to First Nations education. The Institute provided a variety of services, including research, curriculum development, language education, policy development, children's literacy, and more. In addition, the Institute funded the Mi'kmaq-Maliseet Resource Collection, which contains materials that are immensely valuable to knowledge of First Nations culture, history, and perspective in
7020-663: The Old Provincial Building, the New Brunswick Technology Institute, the Presbyterian Church Hall, the YMCA building, as well as various high schools. Faculty recruitment posed a challenge, with many commuting from Fredericton or hired from high schools. Simultaneously, plans for a new campus on the Tucker Park site progressed, with UNB's consulting architects, Larson and Larson, tasked with preparing
7137-603: The Particulars of which it is unnecessary to ennumerate – Your Memorialists do therefore most earnestly request your Excellency will be pleased to grant a Charter for the establishing, and founding such an Academy . . . In response to the request, Carleton requested a drawn "draft charter" modelled on King's College and 6,000 acres of reserved land in Fredericton Parish for the proposed institution. By an 1800 provincial charter, signed by Provincial Secretary Jonathan Odell ,
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#17328581805207254-534: The Province of New Brunswick, and the territories thereunto belonging, Vice Admiral Chancellor &c &c &c: — Your memorialists whose names are hereunto subscribed, beg leave to represent, and state to your consideration the Necessity and expediency of an early attention to the Establishment in this Infant Province of an Academy, or School of liberal Arts and Sciences. Your Excellency need not be reminded of
7371-537: The UNB Test of Prosthetic Function which is used by researchers all over the world. Although the institute does not offer degrees in biomedical engineering, students at UNB usually enrol in one of the other faculties of engineering such as electrical or mechanical and pursue their research in biomedical engineering at the IBME. The Canadian Rivers Institute was founded in 2000 and is a site of river sciences research. The mandate of
7488-607: The Ward Chipman Library. The campus expanded over the next two decades, constructing the G. Forbes Elliot Athletics Centre in 1975, the Canada Games Stadium in 1985, and the Thomas J. Condon Student Centre in 1986. Despite these developments, UNBSJ was considered a commuter campus until 1993, following the construction of the Sir James Dunn Residence. Additional buildings were constructed over subsequent years, such as
7605-433: The air, and bounce and saltate across the surface of the soil; and (3) suspension , where very small and light particles are lifted into the air by the wind, and are often carried for long distances. Saltation is responsible for the majority (50–70%) of wind erosion, followed by suspension (30–40%), and then surface creep (5–25%). Wind erosion is much more severe in arid areas and during times of drought. For example, in
7722-463: The base along with the glacier. This method produced some of the many thousands of lake basins that dot the edge of the Canadian Shield . Differences in the height of mountain ranges are not only being the result tectonic forces, such as rock uplift, but also local climate variations. Scientists use global analysis of topography to show that glacial erosion controls the maximum height of mountains, as
7839-646: The board, was to provide a link between the two bodies and to provide institutional leadership. At this time, the university had 156 male students, 21 female students, and only eleven academic staff, who were all male. In 1964, a second, smaller campus was established in Saint John, New Brunswick . The growth of the UNBSJ campus is particularly notable, for the campus began with only 96 students spread throughout various buildings in Saint John's central business district. In 1968, UNBSJ moved to its new home at Tucker Park. In 1968,
7956-528: The city's central business district, and has views of the Kennebecasis River and Grand Bay-Westfield . New Brunswick's largest health care facility, Saint John Regional Hospital , is located adjacent to the UNBSJ campus. Aside from UNB's own facilities, the Saint John campus houses Dalhousie Medicine New Brunswick for Dalhousie University , as well as the Gerald S Merrithew Allied Health Education Centre for
8073-512: The coast. Rapid river channel migration observed in the Lena River of Siberia is due to thermal erosion, as these portions of the banks are composed of permafrost-cemented non-cohesive materials. Much of this erosion occurs as the weakened banks fail in large slumps. Thermal erosion also affects the Arctic coast , where wave action and near-shore temperatures combine to undercut permafrost bluffs along
8190-409: The coastline. Where there is a bend in the coastline, quite often a buildup of eroded material occurs forming a long narrow bank (a spit ). Armoured beaches and submerged offshore sandbanks may also protect parts of a coastline from erosion. Over the years, as the shoals gradually shift, the erosion may be redirected to attack different parts of the shore. Erosion of a coastal surface, followed by
8307-408: The commons. The building is part of the Tucker Park enhancement project, which includes the refurbishment of the Canada Games Stadium, the Dalhousie Medicine New Brunswick facility, and the New Brunswick Community College's Allied Health building. The Commons houses the library, Writing Centre, Math and Science Help Centre, an IT help desk, and the Commons Cafe. UNBSJ's third residence building, named
8424-411: The direction of the prevailing current ( longshore drift ). When the upcurrent supply of sediment is less than the amount being carried away, erosion occurs. When the upcurrent amount of sediment is greater, sand or gravel banks will tend to form as a result of deposition . These banks may slowly migrate along the coast in the direction of the longshore drift, alternately protecting and exposing parts of
8541-413: The existing demand for higher education in Saint John, which had been recognized by the city's Board of Trade as early as 1947. In 1959, there was a growing interest in establishing a college in Saint John, and a group called "Saint John College Development Incorporated" began advocating for a postsecondary institution in the city. However, the proposal faced skepticism due to UNB's financial challenges and
8658-405: The extremely steep terrain of Nanga Parbat in the western Himalayas . Such a place has been called a " tectonic aneurysm ". Human land development, in forms including agricultural and urban development, is considered a significant factor in erosion and sediment transport , which aggravate food insecurity . In Taiwan, increases in sediment load in the northern, central, and southern regions of
8775-424: The first regularly admitted female student of UNB. By 1867, the University of New Brunswick had two faculties: Arts and Applied Science. It awarded the degrees of Bachelor of Arts, Bachelor of Science, Master of Arts, and Doctor of Science . The latter was awarded only in the fields of civil engineering, electrical engineering , and forestry . UNB was one of only two schools in Canada in the late 1800s that offered
8892-575: The flood regions result from glacial Lake Missoula , which created the channeled scablands in the Columbia Basin region of eastern Washington . Wind erosion is a major geomorphological force, especially in arid and semi-arid regions. It is also a major source of land degradation, evaporation, desertification, harmful airborne dust, and crop damage—especially after being increased far above natural rates by human activities such as deforestation , urbanization , and agriculture . Wind erosion
9009-417: The growth of protective vegetation ( rhexistasy ) are a key element of badland formation. Valley or stream erosion occurs with continued water flow along a linear feature. The erosion is both downward , deepening the valley , and headward , extending the valley into the hillside, creating head cuts and steep banks. In the earliest stage of stream erosion, the erosive activity is dominantly vertical,
9126-537: The hands of the provincial government, who were the guarantors of the bonds financing the NNB&S. By 1959 the provincial government had all of the remaining rails lifted. A massive Sulfide orebody was discovered in 1953. In 1963 the 14 mile line to Brunswick Mines from Nepisiguit Junction was rebuilt by Canadian National Railways to serve the then-projected zinc mine resulting from the 1953 discovery. Zinc production at Brunswick Mine began in 1964. On 9 March 1987,
9243-411: The island can be tracked with the timeline of development for each region throughout the 20th century. The intentional removal of soil and rock by humans is a form of erosion that has been named lisasion . Mountain ranges take millions of years to erode to the degree they effectively cease to exist. Scholars Pitman and Golovchenko estimate that it takes probably more than 450 million years to erode
9360-409: The local slope (see above), this will change the rates of erosion in the uplifted area. Active tectonics also brings fresh, unweathered rock towards the surface, where it is exposed to the action of erosion. However, erosion can also affect tectonic processes. The removal by erosion of large amounts of rock from a particular region, and its deposition elsewhere, can result in a lightening of the load on
9477-746: The many Peculiarities attending the Settlement of this Country The Settlement of other Provinces has generally originated in the voluntary Exertions of a few enterprising Individuals, unincumbered, and prosecuting their Labor at their Leisure, and as they found it convenient, and most for their Advantage – Far different is the Situation in which the loyal Adventurers here find themselves – Many of them upon removing had Sons, whose Time of life, and former Hopes, call for an immediate attention to their Education – Many publick advantages, and many Conveniences would result to Individuals could this be affected within this Province,
9594-601: The margin of the continental crust which formed the Appalachian Mountains during numerous mountain building events. Additionally the east coast was a highly active regional geological zone experiencing volcanism similar to the Yellowstone along the edge of the Appalachian Mountains of New Brunswick and Maine . The BMC land area is the grave yards of both the Iapetus and Rheic ocean basins which were subducted under
9711-418: The material and move it to even lower elevations. Mass-wasting processes are always occurring continuously on all slopes; some mass-wasting processes act very slowly; others occur very suddenly, often with disastrous results. Any perceptible down-slope movement of rock or sediment is often referred to in general terms as a landslide . However, landslides can be classified in a much more detailed way that reflects
9828-407: The material has begun to slide downhill. In some cases, the slump is caused by water beneath the slope weakening it. In many cases it is simply the result of poor engineering along highways where it is a regular occurrence. Surface creep is the slow movement of soil and rock debris by gravity which is usually not perceptible except through extended observation. However, the term can also describe
9945-438: The mechanisms responsible for the movement and the velocity at which the movement occurs. One of the visible topographical manifestations of a very slow form of such activity is a scree slope. Slumping happens on steep hillsides, occurring along distinct fracture zones, often within materials like clay that, once released, may move quite rapidly downhill. They will often show a spoon-shaped isostatic depression , in which
10062-413: The month of October. One of the more notable convocations occurred on October 8, 1957 when United States Senator John F. Kennedy attended as a guest speaker and was the recipient of an honorary Doctor of Laws degree. His younger brother, Robert F. Kennedy , attended another convocation on October 12, 1967, where he delivered the main address and was granted the same degree as his brother. In 1959,
10179-484: The morphologic impact of glaciations on active orogens, by both influencing their height, and by altering the patterns of erosion during subsequent glacial periods via a link between rock uplift and valley cross-sectional shape. At extremely high flows, kolks , or vortices are formed by large volumes of rapidly rushing water. Kolks cause extreme local erosion, plucking bedrock and creating pothole-type geographical features called rock-cut basins . Examples can be seen in
10296-404: The most erosion occurs during times of flood when more and faster-moving water is available to carry a larger sediment load. In such processes, it is not the water alone that erodes: suspended abrasive particles, pebbles , and boulders can also act erosively as they traverse a surface, in a process known as traction . Bank erosion is the wearing away of the banks of a stream or river. This
10413-531: The natural rate of erosion in the region. Excessive (or accelerated) erosion causes both "on-site" and "off-site" problems. On-site impacts include decreases in agricultural productivity and (on natural landscapes ) ecological collapse , both because of loss of the nutrient-rich upper soil layers . In some cases, this leads to desertification . Off-site effects include sedimentation of waterways and eutrophication of water bodies , as well as sediment-related damage to roads and houses. Water and wind erosion are
10530-434: The nutrient-rich upper soil layers . In some cases, the eventual result is desertification . Off-site effects include sedimentation of waterways and eutrophication of water bodies, as well as sediment-related damage to roads and houses. Water and wind erosion are the two primary causes of land degradation ; combined, they are responsible for about 84% of the global extent of degraded land , making excessive erosion one of
10647-411: The order of a few centimetres (about an inch) or less and along-channel slopes may be quite steep. This means that rills exhibit hydraulic physics very different from water flowing through the deeper, wider channels of streams and rivers. Gully erosion occurs when runoff water accumulates and rapidly flows in narrow channels during or immediately after heavy rains or melting snow, removing soil to
10764-491: The perceived surplus of degree-granting institutions in New Brunswick. During this discussion, the City of Saint John provided the site of a former 229-acre farm on Sandy Point Road. The location was deemed advantageous due to its views, services, and its position in a rapidly developing area of the city. In September 1964, Beaverbrook House reopened as a satellite campus of UNB, enrolling 100 students. Over time, UNB Saint John expanded its operations to various locations, including
10881-556: The plants bind the soil together, and interweave with other roots, forming a more solid mass that is less susceptible to both water and wind erosion. The removal of vegetation increases the rate of surface erosion. The topography of the land determines the velocity at which surface runoff will flow, which in turn determines the erosivity of the runoff. Longer, steeper slopes (especially those without adequate vegetative cover) are more susceptible to very high rates of erosion during heavy rains than shorter, less steep slopes. Steeper terrain
10998-617: The region. The Canadian Research Institute for Social Policy was founded in 1996 as the Atlantic Centre for Policy Research, supported by the Canadian Institute For Advanced Research. The name change took effect in January 2000. The institute was designated as a Statistics Canada Research Data Centre in 2002. The institute brings interdisciplinary researchers together to focus on issues pertaining to social policy on
11115-413: The relief between mountain peaks and the snow line are generally confined to altitudes less than 1500 m. The erosion caused by glaciers worldwide erodes mountains so effectively that the term glacial buzzsaw has become widely used, which describes the limiting effect of glaciers on the height of mountain ranges. As mountains grow higher, they generally allow for more glacial activity (especially in
11232-828: The rolling of dislodged soil particles 0.5 to 1.0 mm (0.02 to 0.04 in) in diameter by wind along the soil surface. On the continental slope , erosion of the ocean floor to create channels and submarine canyons can result from the rapid downslope flow of sediment gravity flows , bodies of sediment-laden water that move rapidly downslope as turbidity currents . Where erosion by turbidity currents creates oversteepened slopes it can also trigger underwater landslides and debris flows . Turbidity currents can erode channels and canyons into substrates ranging from recently deposited unconsolidated sediments to hard crystalline bedrock. Almost all continental slopes and deep ocean basins display such channels and canyons resulting from sediment gravity flows and submarine canyons act as conduits for
11349-515: The runoff has sufficient flow energy , it will transport loosened soil particles ( sediment ) down the slope. Sheet erosion is the transport of loosened soil particles by overland flow. Rill erosion refers to the development of small, ephemeral concentrated flow paths which function as both sediment source and sediment delivery systems for erosion on hillslopes. Generally, where water erosion rates on disturbed upland areas are greatest, rills are active. Flow depths in rills are typically of
11466-449: The several organized protests. Under heavy fire from the public, the Graham government eventually announced that it would set aside the possibility of UNB Saint John losing its status as a university and would refer the report to a working group for further study. The government would go on to announce in January that UNBSJ would retain its liberal arts program and its association with UNB and
11583-532: The shoreline and cause them to fail. Annual erosion rates along a 100-kilometre (62-mile) segment of the Beaufort Sea shoreline averaged 5.6 metres (18 feet) per year from 1955 to 2002. Most river erosion happens nearer to the mouth of a river. On a river bend, the longest least sharp side has slower moving water. Here deposits build up. On the narrowest sharpest side of the bend, there is faster moving water so this side tends to erode away mostly. Rapid erosion by
11700-593: The soil. Lower rates of erosion can prevent the formation of soil features that take time to develop. Inceptisols develop on eroded landscapes that, if stable, would have supported the formation of more developed Alfisols . While erosion of soils is a natural process, human activities have increased by 10-40 times the rate at which erosion occurs globally. Excessive (or accelerated) erosion causes both "on-site" and "off-site" problems. On-site impacts include decreases in agricultural productivity and (on natural landscapes ) ecological collapse , both because of loss of
11817-433: The terminus or during glacier retreat . The best-developed glacial valley morphology appears to be restricted to landscapes with low rock uplift rates (less than or equal to 2mm per year) and high relief, leading to long-turnover times. Where rock uplift rates exceed 2mm per year, glacial valley morphology has generally been significantly modified in postglacial time. Interplay of glacial erosion and tectonic forcing governs
11934-518: The thicker continental crust and down into the mantle . The region is mainly known for VHMS and SEDEX environments while it also hosts epithermal , mesothermal and a number of other mineral deposit forming environments. VHMS and SEDEX environments are the primary mineral hosting dynamics producing base and precious metals. Gold and silver are generally low grade associated with zinc and lead rich areas. The gold and silver are present as invisible disseminations within other minerals. The BMC country rock
12051-676: The top three comprehensive research universities in Canada for the highest percentage growth of research income across a five-year period. The University of New Brunswick is noted particularly for engineering, and its Faculty of Engineering, which opened in the late 1800s, was the first to offer engineering degrees in Canada. Engineering is one of the three major UNB faculties, with five departments offering seven accredited engineering programmes in Civil Engineering, Chemical Engineering , Electrical Engineering , Geodesy & Geomatics Engineering , Geological Engineering (jointly offered with
12168-409: The transfer of sediment from the continents and shallow marine environments to the deep sea. Turbidites , which are the sedimentary deposits resulting from turbidity currents, comprise some of the thickest and largest sedimentary sequences on Earth, indicating that the associated erosional processes must also have played a prominent role in Earth's history. The amount and intensity of precipitation
12285-563: The two primary causes of land degradation ; combined, they are responsible for about 84% of the global extent of degraded land, making excessive erosion one of the most significant environmental problems worldwide. Intensive agriculture , deforestation , roads , anthropogenic climate change and urban sprawl are amongst the most significant human activities in regard to their effect on stimulating erosion. However, there are many prevention and remediation practices that can curtail or limit erosion of vulnerable soils. Rainfall , and
12402-452: The university's governance structure was reorganized with the aim of giving faculty members control of academic affairs. The UNB Act of 1968 led to the formation of two governing bodies, both chaired by the president. The Board of Governors, whose role was to oversee and give guidance to president as "chief executive officer" was to have four faculty representatives, while the majority of the Senate
12519-427: The valleys have a typical V-shaped cross-section and the stream gradient is relatively steep. When some base level is reached, the erosive activity switches to lateral erosion, which widens the valley floor and creates a narrow floodplain. The stream gradient becomes nearly flat, and lateral deposition of sediments becomes important as the stream meanders across the valley floor. In all stages of stream erosion, by far
12636-642: The working group reported back to government in May, with its findings and government's response being made public in June. Erosion Erosion is the action of surface processes (such as water flow or wind ) that removes soil , rock , or dissolved material from one location on the Earth's crust and then transports it to another location where it is deposited . Erosion is distinct from weathering which involves no movement. Removal of rock or soil as clastic sediment
12753-550: The world (e.g. western Europe ), runoff and erosion result from relatively low intensities of stratiform rainfall falling onto the previously saturated soil. In such situations, rainfall amount rather than intensity is the main factor determining the severity of soil erosion by water. According to the climate change projections, erosivity will increase significantly in Europe and soil erosion may increase by 13–22.5% by 2050 In Taiwan , where typhoon frequency increased significantly in
12870-491: The world (e.g. the mid-western US ), rainfall intensity is the primary determinant of erosivity (for a definition of erosivity check, ) with higher intensity rainfall generally resulting in more soil erosion by water. The size and velocity of rain drops is also an important factor. Larger and higher-velocity rain drops have greater kinetic energy , and thus their impact will displace soil particles by larger distances than smaller, slower-moving rain drops. In other regions of
12987-450: The world's top-ranked departments and UNB's foremost research hub reputed as a leader in satellite positioning technology, high-accuracy gravity field determination, and 3D high-resolution digital mapping systems. The Department's researchers helped NASA map the Moon , designed technologies used by Google and USGS , developed satellite technology for precision mapping of polar regions and
13104-483: The years, and many university buildings have received funding from Lord Beaverbrook and other prominent industrialists and philanthropists. UNB's largest expansion coincided with the baby boom , when its Fredericton campus tripled in size. The UNB Fredericton campus is located on a hill overlooking the Saint John River . The campus is well known for its colourful fall foliage, Georgian style red-brick buildings, and
13221-469: Was Francis Joseph Sherman , along with a number of notable 20th- and 21st-century Canadian writers. In 1947, the Historic Sites and Monuments Board of Canada unveiled a "Poet's Corner" monument in honour of Carman, Roberts, and Sherman. The Institute of Biomedical Engineering (IBME) on the Fredericton campus is one of the research institutes in biomedical engineering in Canada. It was founded in 1965 as
13338-546: Was awarded the most entrepreneurial university in Canada by Startup Canada. The university has also supported in launching 23 new startup companies as of 2015. In 2012, UNB's law school was ranked second nationally in elite firm hiring by Maclean's . According to Canadian Lawyer Magazine, the law school ranks among the top five in Canada. In 2008, the National Post and the Ottawa Citizen recognized UNB as being among
13455-641: Was given an additional $ 2.8 million from the Natural Sciences and Engineering Research Council (NSERC) to conduct an aquatic ecosystem study on the Saint John River. In 2021, Parks Canada announced their first research chair in aquatic restoration, carrying out Atlantic salmon recovery research with researchers from the Canadian Rivers Institute. UNB created its BEd program for First Nations students in 1977 in an effort to help First Nations communities take control of their own schools. In 1981,
13572-545: Was the location of an iron mine, for a time ending early in the 20th century. The Northern New Brunswick and Seaboard (NNB&S) railroad was built from the Intercolonial Railway line near Bathurst approximately 17 miles up the Nepisiguit River to service the mines, but had a short history, terminating in 1918 when it officially ceased operation due to the closure of the iron mine in 1913. The railroad passed into
13689-408: Was to be made up of faculty members elected by their peers. The Association of University of New Brunswick Teachers (AUNBT) was established in 1954; in 1979, this association became the bargaining agent for all full-time academic staff, and in 2008, it achieved certification for contract academic staff. Throughout the 20th century, the University of New Brunswick held annual convocations during
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