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Published byLee Gray Modified over 9 years ago
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Formed when the Juan de Fuca plate, an oceanic plate, pushed under the North American plate, a continental plate. Magma forced up through the Earth's crust, forming Mount St. Helens. Part of the Pacific Ring of Fire, a volcanic region in the pacific. Convergent Boundary
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Coniferous forest, some regions are temperate forest Monthly precipitation
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Monthly temperature
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Pacific tree frog, northwestern garter snakes, northern alligator lizard Western meadowlark, mallard, wood duck Common nighthawk, bald eagle Black-tailed deer, coyote, and cougar.
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In 2004, many mining claims were made Other claims to land were made by land purchasers from the federal government under the 1872 Mining Law In 2008 there were plans for a massive Copper mine Canadian mining companies are very interested in building a large scale mine on the edge of the Mt. St. Helen boundary
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Made into a national monument in 1982 In the process of being made a National Park The US Forest Service is responsible for it’s protection
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Some endangered species include the Black Rock Fish and Lewis’s Woodpecker The Spotted Owl is threatened and lives in the region
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The Mt. St. Helens Region is considered sacred to Native American Tribes such as the Yakama Tribe The area was also used for recreational activities such as: Swimming, camping, hiking, boating and skiing.
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Largest Volcanic mountain in the Continental United States Many plant and animal species call this region their home
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http://www.youtube.com/watch?v=UK-- hvgP2uY http://www.youtube.com/watch?v=UK-- hvgP2uY
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A bulge formed on the northern face of the mountain Preceding months, series of earthquakes and steam-venting episodes occurred Magma fractured bulge and eruption occurred First major eruption in US since Lassen Peak, CA in 1915..
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2.77 billion dollars of damage resulted from the eruption. The destroyed landscape evolved to a very rich, diverse area Most of the mountain is 3000 years younger than the pyramids in Egypt Thousands of bird, mammal, reptile and amphibious species died during the 1980 eruption.
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http://wdfw.wa.gov/lands/wildlife_areas/m ount_saint_helens/ http://wdfw.wa.gov/lands/wildlife_areas/m ount_saint_helens/ http://www.weather.com/weather/wxclim atology/monthly/graph/060301:13 http://www.weather.com/weather/wxclim atology/monthly/graph/060301:13 http://www.pewenvironment.org/news- room/reports/ten-treasures-at-stake- 85899358611 http://www.pewenvironment.org/news- room/reports/ten-treasures-at-stake- 85899358611 http://mountsthelens.com/history-1.html http://mountsthelens.com/history-1.html http://wdfw.wa.gov/conservation/endang ered/All/ http://wdfw.wa.gov/conservation/endang ered/All/
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http://wdfw.wa.gov/conservation/enda ngered/status_review/ http://wdfw.wa.gov/conservation/enda ngered/status_review/ http://pubs.usgs.gov/gip/103/ http://pubs.usgs.gov/gip/103/
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