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20 Cards in this Set
- Front
- Back
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Major Factors determining air circulation
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-uneven heating of earths surface by the sun
-rotation of the earth on its axis -properties of air, water and land |
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currents
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prevailing winds blowing over the oceans produce mass movements of surface water
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where most of heat is absorbed
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tropical waters
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biomes
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lare terrestrial regions characterized by similar climate, soil, plants, and animals
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desert
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annual precipitation is low and often scattered unevenly throughout the year
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tropical deserts
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-hot and dry
-few plants, rocks and sand |
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temperate deserts
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-hot day and cool night
-drought adapted shrubs |
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cold deserts
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cold winter and hot summer
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grasslands
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-too moist to be desert, too dry to be forest
-mostly on the interior -drought, grazing animals, fires |
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Tropical Grasslands
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SAVANNA
-patches of tree -scattered clumps of trees -warm wet/warm dry -drought tolerant |
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Temperate Grasslands
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PRAIRIE
-cold winter/hot dry summer -very fertile soil -fires |
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Cold Grasslands
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TUNDRA
-cold mostly, brief thaw season -short growing season -treeless *permafrost |
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Grazer
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grass & herbs
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Browser
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twigs & leaves
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Forests
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dominated by trees / most precipitation
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Tropical rain forests
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-warm & rainy
-greatest plant variety on land -2% of earths land/50% of earths species -low wind, pollenators necess -low soil nutrients-swift decomposition -deforestation is rapid |
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temperate forests
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DESIDUOUS
-warm sum/ cool winter -few sp. of trees/leafy -shed leaves -slower decay-richer soils |
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cold forest
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TAIGA coniferous
-trees with needles -tap root |
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Forest fragmentation
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-edge effects
-divide population |
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chaparral
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temperate shrubland
-dense low evergreens -moderate sunny climate -fire resistant roots |
