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what is the canadian shield

What forest ecosystem is the most prominent in the Canadian Shield? What province in Ottawa located in the Canadian Shield? While gold mines still operate near Kirkland Lake and Timmins, there are no longer any active mines in Colbalt or Rouyn-Noranda — a reality not uncommon for early mining towns. Finally, the Nain province is the smallest of the seven regions, and is not a major mineral producer. Each block is bounded by a belt of younger rock created when the blocks collided. Canadian Capital: Ottawa is the capital city of Canada. The shield was rifted apart between Canada and Greenland by seafloor spreading in the Labrador Sea and in Baffin Bay between 90 and 40 million years ago. When these crustal plates collide they may weld together, forming larger landmasses. What provinces/territories does the Canadian Shield cover? Lakes and rivers in the south house a variety of fish species including trout, burbot and northern pike. The Canadian Shield refers to the exposed portion of the continental crust underlying the majority of North America. covers over half of Canada, a lot of Greenland and a very small part of the United States , Ontario, in 1903. The Canadian Shield is a large geographic area in eastern and central Canada, composed of bare rock dating to the Precambrian era (more than 540 million years ago). There are plenty of fun stuff to do indoor and outdoor! Canadian Shield synonyms, Canadian Shield pronunciation, Canadian Shield translation, English dictionary definition of Canadian Shield. Start studying Socials 10 (The Canadian Shield). During this glaciation, the Shield was covered by the Laurentide Ice Sheet, a giant expanse of ice as much as 3 km thick. Shaped like a horseshoe — or the shields carried during hand-to-hand combat — the Canadian Shield extends from Labrador in the east to include nearly all of Québec, much of Ontario and Manitoba, the northern portion of Saskatchewan, the northeast corner of Alberta, much of the Northwest Territories and Nunavut and into the Arctic Archipelago. The Canadian boreal forest is the northernmost and most abundant of the three forest areas in Quebec that straddle the Canadian Shield and the upper lowlands of the province. Canadian GeographicWatch aerial footage of the Canadian Shield via Canadian Geographic. As Europeans began to settle and colonize the country, beavers found in the Shield region became a source for the fur trade (see also Exploration). It was the first part of North America to be permanently above sea level, and the rest of the North American continent formed around it. The shield was rifted apart between Canada and Greenland by seafloor spreading in the Labrador Sea and in Baffin Bay between 90 and 40 million years ago. While the bare rock, thin soils, muskeg and insects of the Shield made living there difficult, the development of resource-based industries, such as mining and forestry, promoted increased settlement. This region has short summers. Today, the largest concentration of active mines on the Shield — and in the world — is located around Sudbury, Ontario. That means the rock on the Canadian Shield is 540 million to 4.8 billion years old as well as approximately 8 million square km (Britannica, 2016). It includes the Northwest Territories, Nunavut, Quebec, Alberta, Saskatchewan, Manitoba, Ontario … The Canadian Shield is in excess of 3.96 billion years of age. The Canadian Shield is rich in natural resources, including minerals, forests and freshwater. The First Jobs In the Canadian Shield The fur trade was an important industry for over 200 years in this region, it is a large part of why people came here in the first place (that, and trying to map North America and find routes from one ocean to the other). "Canadian Shield". Various minerals and precious stones have been mined or continue to be mined on the Shield, including, The first modern hard-rock mine in the Canadian Shield, near Madoc, Ontario, opened in 1866 after gold was found there. Substantial gold discoveries were also made in, in 1920. The Canadian Shield is a landform region that covers more than half of Canada, located in northeast Alberta, northern Saskatchewan, northern Manitoba, southern Northwest Territories, Ontario, Quebec, and Newfoundland. Because most of the tundra is underlain by permafrost, vegetation is not able to put down deep roots, stunting growth. Some of the other vegetation is Marsh reed grass and a bit of bear berry The first modern hard-rock mine in the Canadian Shield, near Madoc, Ontario, opened in 1866 after gold was found there. These weathering processes were interrupted by a number of ice ages occurring over the last 2.5 million years. Our team will be reviewing your submission and get back to you with any further questions. Canadian Shield, one of the world’s largest geologic continental shields, centered on Hudson Bay and extending for 8 million square km (3 million square miles) over eastern, central, and northwestern Canada from the Great Lakes to the Canadian Arctic and into Greenland, with … Due to its numerous rivers, the Canadian Shield region produces a significant amount of hydroelectricity. Comparable to the present-day Himalayas in size, the Grenville Mountains may have been the largest mountain range ever created on Earth. It covers much of Greenland, and nearly half of Canada's total area, including Labrador, most of Quebec north of the St. Lawrence River, and much of Ontario, including northern sections of the southern peninsula between the Great Lakes. Canadian Shield or Laurentian Plateau lôrĕn´chən , U-shaped region of ancient rock, the nucleus of North America, stretching N from the Great Lakes to the Arctic Ocean. Like weather, as glaciers grow and move they also smooth the landscape, as well as move sediment. This article was most recently revised and updated by, https://www.britannica.com/place/Canadian-Shield, The Canadian Encyclopedia - Canadian Shield, Canadian Shield - Student Encyclopedia (Ages 11 and up). The Canadian Shield is a landform region that covers more than half of Canada, located in northeast Alberta, northern Saskatchewan, northern Manitoba, southern Northwest Territories, Ontario, Quebec, and Newfoundland. When Greenland is included, the Shield forms a circular shape that extends over much of Labrador, Greenland, north of the Saint Lawrence River, Ontario, the Adirondack Mountains, upper and lower Michigan, northeastern Minnesota, northern Wisconsin, northe… Canada’s first diamond mine — called Ekati — opened there in 1998. It is roughly five million miles. Fast shipping and 100% Canadian-made PPE. Let us know if you have suggestions to improve this article (requires login). The Canadian Shield only came into terminological being in the 1880s. The Bear province includes deposits of copper and, , while the Slave province is being explored and mined for. It … Common coniferous trees include white and black, . Metals mined here include copper, nickel, gold and palladium. While gold mines still operate near Kirkland Lake and Timmins, there are no longer any active mines in Colbalt or Rouyn-Noranda — a reality not uncommon for early mining towns. The Shield can be thought of as a jigsaw puzzle of different crustal blocks, sometimes known as “provinces,” welded together over time. Visit: United-Church.ca Visit: EgliseUnie.ca What makes the Canadian Shield so important? North of the boreal forest is the Arctic tundra ecozone, characterized by low-growing vegetation and few to no trees. Occurring about 1 billion years ago, the Grenville Orogeny created the Grenville Mountain Range, stretching from Québec through Ontario and down the eastern side of the continent to Texas. In. Covering more than half of Canada, it also includes most of Greenland and extends into the United States as the Adirondack Mts. The Canadian Shield envisions a future where our nation is no longer reliant on global supply chains — a future where sourcing 100% domestically-made PPE is not only possible, but the economical choice for our government, healthcare institutions and organizations. It is hot and rainy. Since the Canadian Shield is so big the temperature changes a lot. This was caused during the last ice age, when glaciers … The Canadian Shield, a northern region constituting almost half of Canada, has a cold, dry climate characterized by Arctic winds, heavy snowfall during the winter, cool, short summers in the north and warm summers in the south. The Canadian Shield’s most notable physical features are thousands of small lakes, thin layers of soil and rolling hills. The Canadian shield has vast exposed areas of ancient rock. Start studying Canadian Shield. Lakes are largely the result of glacial erosion during the last ice age. The Canadian Shield is the principal area of North America where rocks of Precambrian age (i.e., those that are more than 542 million years old) are exposed at the surface. Kimberlites — formations where diamonds can be located — are scattered throughout the Shield, with the largest deposit located near Lac de Gras, Northwest Territories, about 300 km northeast of Yellowknife. began in the region in the mid-19th century and was key to Canada’s economic development. Deciduous trees include red and mountain, A wide range of wildlife calls the Canadian Shield home. . Bastedo, J.,, & James-Abra, E., Canadian Shield (2017). By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. and the Superior Highlands. Mining began in the region in the mid-19th century and was key to Canada’s economic development. The Canadian Shield was formed by a combination of plate tectonics, volcanic eruptions, sedimentary deposits and erosion. Because the Shield was formed through a series of orogenies, it was once a mountainous region. The Canadian Shield is a plateau that covers approximately half of Canada, as well as most of Greenland and a portion of the northern United States. Some of the ancient mountain ranges can still be recognized as a ridge or belt of hills, but the present appearance of the physical landscape of the Canadian Shield is not so much a result of the folding and faulting and compression of the rocks millions of years ago as it is the work of ice in relatively recent geologic time. The Canadian Shield once had rough pinnacles, higher than any of the present mountains, yet a great many years of erosion have changed these mountains to moving b. In addition to fish, lakes are often spotted with a mix of waterfowl including wood, and American black ducks. Hydroelectric developments such as those at Churchill Falls, Labrador, James Bay, Québec, and Kettle Rapids, Manitoba, continue to feed electricity to urban centres in the south. He canadian shield or canary , also known as the Labrador Massif or English Shield in English, is an almost circular horseshoe-shaped region that is composed of exposed Precambrian rock, and extending at least 8 million square kilometers or 3 million square miles. The mountains of the Canadian Shield were subsequently eroded by weather such as wind and rain. Ottawa, situated almost entirely north of the Great Lakes-St. Lawrence lowlands, is part of the Canadian Shield. or Laurentian Plateau A plateau region of eastern Canada extending from the Great Lakes and the St. Lawrence River northward to the Arctic Ocean. The northeastern portion, however, became tilted up so that, in northern Labrador and Baffin Island, the land rises to more than 1,500 metres (5,000 feet) above sea level. The Canadian Shield is rich in natural resources, including minerals, forests and freshwater. The Canadian Shield also contains iron ore, including deposits near Wawa, Ontario. The average temperature in the winter is -18*C. In Also called the Precambrian Shield, or Laurentian Shield, or Laurentian Plateau. They are the Nain, Grenville, Southern, Superior, Churchill, Slave and Bear provinces. Learn vocabulary, terms, and more with flashcards, games, and other study tools. The traditional territory of the Dene and Inuit includes the sections of the Shield now covered by the Northwest Territories and Nunavut. Three major bodies of water in this region are Lake Athabasca, Reindeer Lake, and part of Lake Superior. | The Canadian Shield … This area completely surrounds the Hudson's Bay in the shape of a horseshoe. As the ice retreated from the southern part of present-day Canada — a process that began as recently as 11,000 years ago — it cut the basins of the Great Lakes as well as the thousands of lakes throughout the Canadian Shield. The Canadian Shield formed over 3 billion years through processes such as plate tectonics, erosion and glaciation. Created by InkSmith. Some of the major cities in the Canadian Shield are Sudbury, Ottawa, Quebec, Iqaluit, Thunder bay, and Winnipeg. With the exception of the Canadian Shield, the rocks of the North American Craton are buried deep within the continent and covered by soil and other material. The city spans around 1,077 square miles and is situated on the banks of the Ottawa River. Many of the small towns and villages scattered throughout northern Ontario and Québec were founded around pulp and paper mills and other forestry-related activities (e.g., Atikokan, Ontario). Since the end of the last glacial period, Canada has consisted of eight distinct forest regions, including extensive boreal forest on the Canadian Shield . The Innu made their home on the Shield in what is now Québec and Labrador, while the Cree, Anishinaabeg and Métis occupied large swaths of the region through Québec, Ontario, Manitoba, Saskatchewan and Alberta. Various minerals and precious stones have been mined or continue to be mined on the Shield, including gold, silver, copper, zinc, nickel, iron, uranium and diamonds. The Southern Province, for example, is home to the mining district of Sudbury, Ontario, known for its production of copper and nickel. Shaped somewhat like a horseshoe, or like … Canadian Shield or Laurentian Plateau (lôrĕn`chən), U-shaped region of ancient rock, the nucleus of North America, stretching N from the Great Lakes to the Arctic Ocean.Covering more than half of Canada, it also includes most of Greenland and extends into the United States as the Adirondack Mts. The Canadian Shield, also called the Laurentian Plateau, or Bouclier canadien (French), is a large area of exposed Precambrian igneous and high-grade metamorphic rocks (geological shield) that forms the ancient geological core of the North American continent (the North American Craton or Laurentia). During the Pleistocene Epoch (2.6 million to 11,700 years ago), the vast continental glaciers that covered northern North America had this region as a centre. The Canadian Shield covers five physiographic regions that include the Laurentian Upland, Davis, Hudson and James Bays, and the Kazan Region. In, Bastedo, Jamie, and Erin James-Abra, "Canadian Shield". The town prospered during the silver rush of the early 20th century, before going into decline in the 1920s. Products include Health Canada licensed reusable PPE face shields, reusable cloth masks, ASTM rated disposable masks and more. Some of the highest producing hydroelectric dams include Churchill Falls, Labrador, and James Bay, Québec. Similarly, the Shield also contains major uranium deposits, found around Great Bear Lake in the Northwest Territories, in northern Saskatchewan, and at Elliot Lake, Ontario. The Northern part gets very little rain and snow each year. Canadian Shield synonyms, Canadian Shield pronunciation, Canadian Shield translation, English dictionary definition of Canadian Shield. Nunavut, Northwest Territories, Manitoba, Ontario, Quebec. Nick Eyles and Andrew Miall, Canada Rocks: The Geologic Journey (2007). In the case of the Grenville Mountains, it’s estimated that tens of kilometres of rock may have been worn down. The Churchill and Grenville provinces contain deposits of uranium, lead and zinc. But the Canadian shields vegetation is very different from the rest of Canada because the Canadian shield does not have many plants but has a lot of trees. Animals in the Arctic portion of the Shield include polar bears, Arctic fox, Arctic hares, snowy owls and rock ptarmigan. The Canadian Shield is a large area filled with Precambrian, Igneous, and metamorphic rocks. In addition to fish, lakes are often spotted with a mix of waterfowl including wood ducks, Canada geese and American black ducks. The Shield has man y climate chang es. Deciduous trees include red and mountain maple; white and paper birch; trembling aspen; black ash; and balsam poplar. The most recent glaciation to affect the area was the Wisconsin glaciation that began around 110,000 years ago. In the southern parts of the Canadian Shield such as Ontario the climate stays about the same all … The Canadian Shield is a Canadian manufacturer of innovative, high quality personal protective equipment. Other evidence of past glacial structures include striations (lines scraped into rocks) and drumlins (long hills of glacial sediment). The Canadian Shield only came into terminological being in the 1880s. Canadian Shield: As observed on the map, the Canadian Shield, covering the eastern half of Canada’s landmass is an ancient bedrock base of gneiss and granite covered by a shallow layer of soil. The Canadian Shield. The town prospered during the silver rush of the early 20th century, before going into decline in the 1920s. Nearly 995,000 (est. Large areas of coniferous (evergreen) forests and hundreds of rivers and lakes spread across this mostly flat region. (See also Geological Survey of Canada.). The Canadian Shield, likewise called the Laurentian Plateau, is an expansive territory of uncovered Precambrian volcanic and high-review metamorphic rocks (topographical shield) that structures the old land center of the North American mainland. The Canadian Shield is the original core, or craton, of the North American continent.It includes much of Greenland, more than half of Canada, and it extends into the Adirondack Mountains of New York and the Superior Upland region of the Midwest. Outdoor activities: Mountain climbing Playing in the snow Swimming by yourself or with some beluga whales Fishing Camping Hiking Hunting It is composed mainly of highly metamorphosed granite, with smaller areas of metamorphosed sedimentary and igneous rocks and some areas of relatively horizontal but still quite ancient sedimentary rocks. Canadian Shield is a large area of Precambrian rock that forms the core of Canada. Canadian Shield The Canadian Shield is a large geographic area in eastern and central Canada , composed of bare rock dating to the Precambrian era (more than 540 million years ago). Around the same time, silver was discovered near Cobalt, Ontario, in 1903. The shield is mostly thin soil lying on top of bedrock, with many bare outcrops and thousands of lakes. Canadian Shield Regional Council is one of 16 administrative groupings in The United Church of Canada, replacing former conferences and presbyteries. The Boreal Forest ecosystem. Bastedo, Jamie and Erin James-Abra. Canadian Shield can be configured in the router/gateway, in the operating system settings for your computers and in some applications that directly use either the DNS or encrypted DNS (i.e. Its name combines two ideas. The Bear province includes deposits of copper and uranium, while the Slave province is being explored and mined for diamonds. Given the prominence of the boreal forest throughout the Canadian Shield, forestry is also a prominent industry. The Canadian Shield is the traditional territory of several Indigenous peoples. Since the end of the last glacial period, Canada has consisted of eight distinct forest regions, including extensive boreal forest on the Canadian Shield . It can also be from. The ice, in moving to the south, scraped the land bare of its overlying mantle of weathered rock. Common coniferous trees include white and black spruce; jack, red, white and eastern white pine; balsam fir; tamarack; eastern hemlock; and eastern red cedar. Products include Health Canada licensed reusable PPE face shields, reusable cloth masks, ASTM rated disposable masks and more. (It also reaches into parts of the United States, in New York, Wisconsin and Minnesota.) THE CANADIAN SHIELD The Canadian Shield is Canada's largest physiographic region. Other evidence of past glacial structures include striations (lines scraped into rocks) and, ecosystem. Atlas of CanadaFind maps of the Canadian Shield as well as many other parts of Canada. The region, as a whole, is composed of ancient crystalline rocks whose complex structure attests to a long history of uplift and depression, mountain building (orogeny), and erosion. See more. When they retreat, glaciers release the material they’ve been transporting and the deposited sediments become the origin of soils. Canada’s largest iron ore deposit, however, is known as the Labrador Trough or New Québec Orogen, and runs in a strip through northeastern Québec and western Labrador. Winters are about six too eight months long. One of the largest of these mountain-making events was the Grenville Orogeny. The Canadian Shield is the traditional territory of several Indigenous peoples. The Churchill and Grenville provinces contain deposits of uranium. The Canadian Shield | 290 followers on LinkedIn | Equipping Canadian healthcare workers with 100% Canadian-made PPE. The Canadian Shield’s most notable physical features are thousands of small lakes, thin layers of soil and rolling hills. Other birds include boreal. The Canadian Shield constitutes the largest mass of exposed Precambrian rock on the face of Earth. They are the Nain, Grenville, Southern, Superior, Churchill, Slave and Bear provinces. Today, Saskatchewan is the sole producer of Canadian uranium, primarily from the Cigar Lake area. Alberta's Canadian Shield Region, Special Places 2000, Photography and Information on the ecological importance of Canadian Shield Canadian Shield Region: Alberta, Canada The Group of Seven painters used strong colors to depict a landscape of wind-blown … Corrections? Canadian Shield, one of the world’s largest geologic continental shields, centred on Hudson Bay and extending for 8 million square km (3 million square miles) over eastern, central, and northwestern Canada from the Great Lakes to the Canadian Arctic and into Greenland, with small extensions into northern Minnesota, Wisconsin, Michigan, and New York, U.S. Since the Canadian Shield is so big the temperature changes a lot. The shield is mostly thin soil lying on top of bedrock, with many bare outcrops and thousands of lakes so has very bad farming.The Canadian Shield is a … ( lines scraped into rocks ) and drumlins ( long hills of glacial sediment ) known as the province! 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