Christopher Arp

Mar. 27, 2009

Rapid Alaskan Erosion

A 40-mile stretch of Alaskan coastline is eroding at a rate of 45 feet per year. We'll talk with a researcher studying the rapid crumbling of the strip of coastline.

arctic, climate, melting, global warming

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Michael Pollan Talks Plants and Food

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Summer's Here!

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Mystery Box

Picture of the Week: The Sun

Photographer Alan Friedman documents the sun’s many faces using telescopes, filters, cameras, and computer software.

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