North American Geography Quiz 8
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43 Terms
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Columbia oregeny
\-200 million years ago
\-North American plate collides with Pacific plate: forces sedimentary layers up and over the adjacent land.
\-North American plate collides with Pacific plate: forces sedimentary layers up and over the adjacent land.
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Laramide orogeny
\-55-35 million years ago
\-Second major collision: Creates front land and foothills
\-Second major collision: Creates front land and foothills
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Glacial horn
Formed when two or more sides of a mountain are worn down by glaciers
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Glacial cirque
Glacial carved U-shaped bowl
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Erosion
\-The process of eroding or being eroded by wind, water, or other natural agents
\-V-shaped valleys (water)
\-U-shaped valleys (glaciers)
\-V-shaped valleys (water)
\-U-shaped valleys (glaciers)
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Avalanche dangers in the Rockies
\-Use bombs to clear avalanches
\-Can kill skiiers
\-Causes erosion of mountain
\-Can kill skiiers
\-Causes erosion of mountain
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Altitudinal zonation
\-Average temperatures decrease as elevation increases, resulting in changes in vegetation patterns
\-Steppe
\-Subalpine
\-Alpine
\-Steppe
\-Subalpine
\-Alpine
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Steppe
Grassy vegetation and shrubs
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Subalpine and alpine
\-Spruce and pine trees
\-Deer, elk, bear, larger animals
\-Deer, elk, bear, larger animals
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Alpine
\-Stunted growth
\-Rocky, sandy soils
\-Rocky, sandy soils
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Human-wildlife interactions
Large predators present challenges:
\-Grey Wolf management
\-Bear confrontations
\-Grey Wolf management
\-Bear confrontations
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Wolves history in the Rockies
\-Listed as endangered 1974
\-Wolf packs introduced on Federal, State and Tribal lands
\-Delisted between 2008-2014 (depending on individual states)
\-Strict rules and regulations on hunting exist
\-Ranchers can use the “destructive animals clause” in the statute as management device.
\-Wolf packs introduced on Federal, State and Tribal lands
\-Delisted between 2008-2014 (depending on individual states)
\-Strict rules and regulations on hunting exist
\-Ranchers can use the “destructive animals clause” in the statute as management device.
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Yellowstone caldera
\-A sunken portion of a volcanic crater
\-Volcanic debris
\-Horseshoe formation of volcanic mountains
\-Geysers, Hot Springs, mud pots, fumaroles (hot springs, sulfur)
\-Volcanic debris
\-Horseshoe formation of volcanic mountains
\-Geysers, Hot Springs, mud pots, fumaroles (hot springs, sulfur)
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Geyser
\-A natural hot spring that intermittently ejects a column of water and steam into the air
\-Old Faithful, Yellowstone NP
\-Old Faithful, Yellowstone NP
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Modpots
\-Nature’s “double boiler”
\-Surface water collects in a shallow, impermeable (usually due to a lining of clay) depression that has no direct connection to an underground water flow. Thermal water beneath the depression causes steam to rise through the ground, heating the collected surface water.
\-Surface water collects in a shallow, impermeable (usually due to a lining of clay) depression that has no direct connection to an underground water flow. Thermal water beneath the depression causes steam to rise through the ground, heating the collected surface water.
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Fumarole
An opening in a planet’s crust, often in the neighborhood of volcanoes, which emits steam and gases
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Early settlement patterns
\-Natives
\-Early Euro-americans
\-Canadians
\-Early Euro-americans
\-Canadians
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Lower elevation natives
\-Many small hunting & gathering tribes
\-Mostly lived a low elevation
\-N. Rockies: Kalispel, Coeur d'Alene, Flathead, Nez Perce, Kootenia, Blackfeet
\-Many groups resisted forced resettlement
\-Mostly lived a low elevation
\-N. Rockies: Kalispel, Coeur d'Alene, Flathead, Nez Perce, Kootenia, Blackfeet
\-Many groups resisted forced resettlement
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Euro-americans
\-Trappers
\-Traders
\-Hunters and woodsmen
\-Mining and logging: Silver, gold, copper, lead, zinc, timber
\-Traders
\-Hunters and woodsmen
\-Mining and logging: Silver, gold, copper, lead, zinc, timber
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Canadian settlements
\-Hudson Bay Company
\-Railroad
\-Lumber
\-Klondike gold rush
\-Railroad
\-Lumber
\-Klondike gold rush
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The Oregon trail
\-Good & Bad
\-Gold, Silver
\-Storms, landslides, attacks by natives
\-Gold, Silver
\-Storms, landslides, attacks by natives
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Primary sector
\-Mining
\-Ranching
\-Lumber
\-Oil and gas
\-Ranching
\-Lumber
\-Oil and gas
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Expanding tertiary and quaternary sectors
\-Tourism
\-Recreation
\-High-tech (Denver)
\-Recreation
\-High-tech (Denver)
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Population changes
\-Denver County median age: 34.2 (U.S. National median age: 37.8)
\-Dramatic population increase
\-Increasing revenue for communities
\-Dramatic population increase
\-Increasing revenue for communities
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Colorado’s cannabis laws
\-Medical marijuana Law (2000)
\-Medical Marijuana Code (2010)
\-Amendment 64 (2012)
\-Medical Marijuana Code (2010)
\-Amendment 64 (2012)
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British Columbia
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Alberta
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Idaho
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Wyoming
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Colorado
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New Mexico
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Calgary, Alberta
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Helena, Montana
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Cheyenne, Wyoming
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Boulder, Colorado
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Denver, Colorado
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Aspen, Colorado
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Santa Fe, New Mexico
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Banff National Park
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Jasper National Park
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Glacier National Park
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Grand Teton National Park
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Yellowstone National Park
