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Climate & Ecosystem Dynamics
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Official video of the International Year of Biodiversity 2010
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What is Biodiversity? Biological diversity - “Variety of life”
Three levels of Biodiversity Species diversity Genetic diversity Ecosystem diversity
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Species Diversity All the species on earth, including bacteria and protists, plants, animals and fungi Ex) Warblers
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Genetic Diversity The genetic variation within species and between individuals. Ex) Individuals who possess slight genetic differences may be better able to adapt to new changes, like a new disease.
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Ecosystem Diversity The different biological communities and their abiotic factors (chemical & physical). Ex) A marsh ecosystem, a forest ecosystem
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More biodiversity = more stability in an ecosystem What happens if one species disappears?
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What happens if one species disappears?
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Biodiversity in Canada
Canada is home to: 198 species of mammals 440 birds 85 amphibians and reptiles 1,141 fish 100,000 species of insects and other invertebrates. ?? Bacteria and micro-organisms
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Biodiversity Hotspots
Areas with a high density of biodiversity compared to other regions.
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Benefits of Biodiversity
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