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Islands of the Four Mountains
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Published December 16, 2013
Four volcanoes double as islands in Alaska’s Aleutian chain.
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South Africa Tribute
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Published December 15, 2013
Nelson Mandela took the long view of his country and world, as does this photo from the space station.
Dust storm off West Africa
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Published December 14, 2013
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Opposites Attract
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In December 2013, the same kink in the jet stream brought frigid cold to the continental U.S. and record heat to Alaska.
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Published December 13, 2013
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Arctic Waters Keep Warming in 2013
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A new report summarizes Arctic environmental conditions in 2013, including sea surface temperatures.
Snow across the Midwest United States
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Published December 12, 2013
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