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After being in storage for more than 40 years, data recovered from NASA's Nimbus I, II, and III missions are extending the polar sea ice record back to the 1960s and giving scientists new views of this changing environment.
Feature Article
Nov. 4, 2020
The cryosphere expert and University of Colorado Distinguished Professor of Geography was the founding director of the National Snow and Ice Data Center (NSIDC).
Feature Article
Nov. 4, 2020
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