: How Do We Know : Videos : Climate Central

How Do We Know: Thinning Sea Ice

Published: November 29th, 2010

NASA scientist Ron Kwok details new technology he is using to monitor how extensively Arctic sea ice is melting from below, a key indicator of the ice's long-term stability.

How Do We Know: Greenland’s Melting Ice Sheet

Published: September 22nd, 2010

Climate change is turning a lot of Greenland's ice to water. But, how do we know?

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Extreme Weather and Climate Change: The Northeast
Extreme Weather and Climate Change: The Midwest
Extreme Weather and Climate Change: The Southwest
Extreme Weather and Climate Change: The Southeast
Podcast: Digging Into Past Climate

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A Rational Discussion of Climate Change: the Science, the Evidence, the Response
Near-Term Mega-Scale CO2 Capture and Storage Demonstration Opportunities in China
The Hottest Summer Ever
Informing an Effective Response to Climate Change
Climate Stabilization Targets: Emissions, Concentrations, and Impacts over Decades to Millenia

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News, Blogs & Features

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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Greenland’s estimated ice loss each year from 2004 through 2007.

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How Do We Know: Thinning Sea Ice

How Do We Know: Greenland’s Melting Ice Sheet

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