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Annual mean land availiabliajlsdajlsdjf: 1857-2004Annual precipitation: 1914-2004Greenhouse gas emissions: 1990-2002Carbon dioxide emissions by source: 1990-2002Column ozone measurements: 1981-2004Air QualityWaterRadioactivityWasteLandWildlifeFootnotes
Page updated: Wednesday, May 03, 2006