EESA06H3 Chapter 20: Chapter 20 Notes - EESA06
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Canada: a young naion, but an old country. 1867, year of bna act that brought together several provinces, later country connected by transconinental railway in 1885. Similarly (but over longer ime period), n. american coninent was assembled by plate tectonics processes that brought together smaller land masses, later fused and locked together into present-day coninent. Formaion of acasta gneiss of northwest territories, now part of slave province of canadian. Shield, marks when north america began forming at least 4,000 million yrs ago. North america was once part of larger land masses (superconinents) that have broken up, remain today as geological mosaic of fragments of many former land masses fused together by plate tectonic processes. North america took about 65 million years to completely form, modern landscape resuling from recent glaciaions from the last 2. 5 million years. Last ice sheet melted in labrador 6000 yrs ago, remnants sill surviving on bain island (penny &
