This Green Earth

Walt Meier on Artic changes

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Walt Meier, Senior Research Scientist with the national Snow and Ice Data Center who shares the science behind studying Environmental Arctic Change and what the outlook is for Arctic sea ice.

Claire Wiley

Claire is the producer of This Green Earth and a volunteer DJ on Tuesdays from 10 a.m. to 3 p.m.

Chris Cherniak

Co-host of KPCW's This Green Earth.