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The Cascade volcanoes have had more than 100 eruptions over the past few thousand years, many of them explosive eruptions. [21] However, certain Cascade volcanoes can be dormant for hundreds or thousands of years between eruptions, and therefore the great risk caused by volcanic activity in the regions is not always readily apparent.
The Mount Meager massif is a group of volcanic peaks in the Pacific Ranges of the Coast Mountains in southwestern British Columbia, Canada.Part of the Cascade Volcanic Arc of western North America, it is located 150 km (93 mi) north of Vancouver at the northern end of the Pemberton Valley and reaches a maximum elevation of 2,680 m (8,790 ft).
Mount Bachelor, formerly named Bachelor Butte, is a dormant stratovolcano atop a shield volcano in the Cascade Volcanic Arc and the Cascade Range of central Oregon, United States. Named Mount Bachelor because it stands apart from the nearby Three Sisters , [ 4 ] it lies in the eastern segment of the central portion of the High Cascades, the ...
The major volcanoes of the Cascade Range are fed from heat generated as tectonic plates dive below North America.. All rock now exposed in the area of the park is volcanic, and unconformably overlies much older sedimentary, metamorphic and igneous rock, [6] which was formed during the hundreds of millions of years when the Lassen region underwent repeated uplifting to form mountains, only to ...
Iceland residents describe ‘apocalyptic’ scenes as they flee volcano threat. Grindavik could be obliterated if volcanic eruption strikes. 04:30, Alisha Rahaman Sarkar. A volcanic eruption ...
This is a list of Cascade volcanoes, i.e. volcanoes formed as a result of subduction along the Cascadia subduction zone in the Pacific Northwest of North America. The volcanoes are listed from north to south, by province or state: British Columbia , Washington , Oregon , and California .
Global warming: Past, present & future. TIERRA DEL FUEGO, Chile — Glacial geologist Brenda Hall clambered up the side of a truck-sized, rain-slicked boulder in clothes soaked from a day hiking ...
A Sudden Stratospheric Warming miles above the North Pole (a natural event) with a warmed Arctic due to climate change piggy backing on that pattern = unstable PV & wavy extreme jet stream, with ...