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Toward a Climate-Smart Nation. The official @NOAA account hosted by the Climate Program Office. Follow for #climate news, #science, #data, resources, and more!

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linkhttp://www.climate.gov calendar_today13-04-2012 20:23:11

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6 months ago

The amount of CO2 in the atmosphere today is comparable to around 4.3 million years ago, when sea level was about 75 ft higher than today, the average temp was 7 degrees F higher than in pre-industrial times, & large forests occupied areas of the Arctic that are now tundra.

The amount of CO2 in the atmosphere today is comparable to around 4.3 million years ago, when sea level was about 75 ft higher than today, the average temp was 7 degrees F higher than in pre-industrial times, & large forests occupied areas of the Arctic that are now tundra.