NASA keeping close eye on Arctic climate

September 19, 2014 2:00 PM

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NASA keeping close eye on Arctic climate

A speedy trip across Alaska's vast, roadless tundra and tall mountains requires travel by air. The state has more private planes for each of its residents than any other state in the union.

Three NASA science missions traveled the Alaskan way this summer, soaring above Arctic sea ice, piloting over permafrost and gliding past mountain glaciers. The projects are tracking changes in the rapidly warming Arctic that are best monitored by air.

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