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How melting Arctic ice could be fueling extreme wildfires in the Western U.S.

07:02
As the climate gets hotter, the Arctic is spending more days as open ocean. Sea ice is shrinking. It's breaking up earlier in the spring and forming later in the fall. (NASA)
As the climate gets hotter, the Arctic is spending more days as open ocean. Sea ice is shrinking. It's breaking up earlier in the spring and forming later in the fall. (NASA)

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