Lect 07-11 - Biomes PP outline

Lect 07-11 - Biomes PP outline - Biomes - 1 TUNDRA Biome of...

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Biomes - 1 TUNDRA Biome of the extreme north Some seasonal snow melt Terrain, hummocks Long, harsh winters, very short summers Short growing season Long summer day-length Little precipitation – 4-10 inches/year, mostly in summer Poor soil PERMAFROST WATER water Simple vegetation – lichens, mosses, grasses, few but dominant – reindeer moss Animals: weasels, fox, ptarmigan, snowy owl, shorebirds, polar bears, mosquitos Mosquitos, arctic fox, lemming, caribou, musk ox, pacific loon, Canada geese, swan cygnet, ptarmigan, lesser golden plover, dunlin, long billed curlew, snowy owl, bears…. CONIFEROUS FOREST (BOREAL FOREST) Found just south of the tundra Covers ~ 11% of Earth’s land surface Cold and severe winters ~ 20 inches precipitation / year Longer growing season Glacial carved surface – numerous ponds and lakes terrain features Deciduous trees: aspen, birch, maple Coniferous trees dominate – drought resistant and winter tough Caribou migrate through this biome, wolves, bear, moose, hares, lynx, warblers, grouse…. . Moose, wolf, bear, lynx, hare, grouse, hermit thrush, crossbill, Parula
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Lect 07-11 - Biomes PP outline - Biomes - 1 TUNDRA Biome of...

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