GlobalChange.Gov--US Impacts Summary

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800,000 Year Record of Carbon Dioxide Concentration

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Global Average Temperature, 1900 to 2100

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Observed Drought Trends 1958 to 2007

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Projected Change in Precipitation Intensityby 2090s

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Pollen Counts Rise with Increasing Carbon Dioxide

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Climate on the Move:Changing Summers in the Midwest

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Decreasing Habitat for Salmon and other Coldwater FishBased on a Higher Emissions Scenario

WA

ORID

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Projected Coastal Erosion, 2007 to 2027Newtok, western Alaska

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Land Lost During 2005 Hurricanes

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Oxygen-Depleted “Dead Zone”Pacific Coast, 2006 to 2007

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