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How Do We Know: Tracking C02 Emissions

Published: December 21st, 2010

Scientist David Crisp explains how NASA tracks regional carbon dioxide (CO2) emissions from space.

How Do We Know: Ocean Acidification

Published: October 12th, 2010

The atmosphere isn’t the only place carbon dioxide caused by human activity goes.

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May 24th, 2012 - It’s Beach Season; Enjoy it While You Can
May 23rd, 2012 - A River Runs Through It: Scientists Explain Arctic Mercury
May 23rd, 2012 - Western U.S. Faces ‘Extreme’ Wildfire Risk Now and Later
May 23rd, 2012 - The Issue of Population is More Than a Little Radioactive
May 23rd, 2012 - Image of the Day: The Elephant in the Living Room

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All the Ice on Greenland

Greenland holds enough ice to raise global sea level 23 feet – or to fill the Lower 48 states 2,940 feet high, like a bathtub.

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