Discussion1_Biomes%2Bof%2Bthe%2BWorld_1_

Discussion1_Biomes%2Bof%2Bthe%2BWorld_1_ - Biomes of the...

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1 Biomes of the World Red areas = Hot spots of biological diversity Myers et al. 2000 Nature Holdridge’s Life Zones The distribution of ecosystems can be mostly explained by temperature and moisture gradients
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2 Status: Biodiversity: low Habitat Loss: low Threats: Warming Arctic Tundra Biodiversity: low Habitat Loss: low Threats: Warming Arctic fox caribou phalaropes ptarmigan Canada Lynx Moose Pine marten Snow leopard Boreal Forest: Biodiversity: low Habitat Loss: low Threats: Warming crossbill
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3 Temperate Forest Biodiversity: moderate Habitat Loss: high Threats: exploitation,… Timber rattlesnake Black bear Beaver White tailed deer Timber rattlesnake Giant Panda Star-nosed mole Yangtze Giant Softshell Giant earthworm Duck billed platypus Bison Southern screamer vicuna Temperate Grasslands Biodiversity: moderate Habitat Loss: very high Threats: ag., grazing Prairie chickens Prezewalski’s horse Yak Tibetan antelope Camel jerboa Taimen (Asian salmonid, Mongolia0 Cold Desert Biodiversity: moderate Habitat Loss: low Threats: grazing, exploitation
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This note was uploaded on 10/08/2009 for the course BIS 2 taught by Professor Schwartzandkeen during the Spring '09 term at UC Davis.

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Discussion1_Biomes%2Bof%2Bthe%2BWorld_1_ - Biomes of the...

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