
Studying Alaska's ice and snow to track climate change
Clip: 11/17/2014 | 8m 57s
Science correspondent Miles O'Brien reports from Alaska.
Glacial ice is like nature's ancient history book, and today the story is climate change. Science correspondent Miles O'Brien reports from Alaska, where researchers are studying how warmer temperatures affect the ancient ice and the living things that depend on it.
Problems playing video? | Closed Captioning Feedback
Problems playing video? | Closed Captioning Feedback
Major corporate funding for the PBS News Hour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by...

Studying Alaska's ice and snow to track climate change
Clip: 11/17/2014 | 8m 57s
Glacial ice is like nature's ancient history book, and today the story is climate change. Science correspondent Miles O'Brien reports from Alaska, where researchers are studying how warmer temperatures affect the ancient ice and the living things that depend on it.
Problems playing video? | Closed Captioning Feedback
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Major corporate funding for the PBS News Hour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by...

