ENVIRONMENT
03/01/2012 11:38 am ET

How NASA Is Tracking Antarctica's Sea Ice

It's no secret that the planet’s glaciers are melting. The Environmental Protection Agency reports that sea levels have risen from 6 to 8 inches in the past 100 years. Some experts estimate that sea levels will rise as much as 20 inches by the year 2100, which could wreck havoc on coastal cities.

Read more on Mother Nature Network

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