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The Cascadia bioregion. The area from Vancouver, B.C. down to Portland, Oregon has been termed the Cascadia Megaregion, a megaregion defined by the U.S. and Canadian governments, especially along the 'Cascadia Corridor'. Megaregions are defined as areas where "boundaries begin to blur, creating a new scale of geography now known as the megaregion.
The region is sometimes referred to as Cascadia, which, depending on the borders, may or may not be the same thing as the Pacific Northwest. The region's largest metropolitan areas are Greater Seattle , Washington, with 4 million people; [ 2 ] Metro Vancouver , British Columbia, with 2.84 million people; [ 3 ] and Greater Portland , Oregon ...
The Cascadia movement contains groups and organizations with a wide range of goals and strategies. Some groups, such as the Cascadian Bioregional Party, focus on the independence of the Cascadian bioregion [6] while others, such as the Cascadia Department of Bioregion, a 501(c)3 non-profit, seek to build a bioregionalist network as an alternative to the nation-state structure.
Another notable intraslab earthquake in the Puget Sound region was the magnitude 6.8 2001 Nisqually earthquake. Intraslab earthquakes in Cascadia occur in areas where the subducting plate has high curvature. [13] Much of the seismicity that occurs off the coast of northern California is due to intraplate deformation within the Gorda plate.
Ross was the first European-American to explore the Methow River area and likely the first to explore the Stehekin River and Bridge Creek region. Due to the difficulty of crossing the northern Cascades and the paucity of beaver, fur-trading companies made only a few explorations into the mountains north of the Columbia River after Ross.
Map of the Garibaldi Volcanic Belt centers. The Garibaldi Volcanic Belt in southwestern British Columbia is the northern extension of the Cascade Volcanic Arc in the United States and contains the most explosive young volcanoes in Canada. Like the rest of the arc, it has its origins in the Cascadia subduction zone.
Back in North America, in 1700, a 9.0 earthquake and monster tsunami rocked the Cascadia region, an area that stretches along what would become Western Washington, Oregon and northern California ...
Cascadia (region) or Pacific Northwest, a region of North America; Cascadia (bioregion), the environmental interactivity of the Pacific Northwest of North America; Cascadia movement, a bioregional movement based within the Cascadia bioregion of the Pacific Northwest of North America; Cascadia subduction zone, a convergent plate boundary that ...