 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

 Coniferous forest, some regions are temperate forest Monthly precipitation 

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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.

 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

 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

 Some endangered species include the Black Rock Fish and Lewis’s Woodpecker  The Spotted Owl is threatened and lives in the region

 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.

 Largest Volcanic mountain in the Continental United States  Many plant and animal species call this region their home

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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

 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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