GEOG 162 Lecture : Geog162 Chapter 9 Atlantic Canada.docx

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Atlantic canada is in 2 of canada"s physiographic regions. Appalachian uplands (maritimes and newfoundland)-rugged coast, upland interior is hilly and mountainous. Canadian shield (labrador)-fjord coastline, rugged interior and tall torngat mountains. Annapolis valley-low lying area in nova scotia with sandy soil (best agricultural land in nova. Troubled by past exploitation of renewable resources (fish) and exhaustion of its most accessible and richest non-renewable resources (iron, ore, coal) but there"s hope. The continental shelf-a margin at which north america broke off from europe and african continents (90-200 million years ago) This left some deep cracks in the crust which have been filled in leaving sedimentary basins (one is jeanne d"arc basin 10km deep, contains hibernia oil formation) Why this is a good environment for fishing. Located where 3 huge ocean currents meet and mix (the cool labrador current sweeps down from the arctic and the gulf stream carries warm caribbean water northward (optimum conditions for cod)

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