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Where Are Arctic Soils Defrosting?
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Published January 18, 2017
A holey, Swiss cheese-like landscape, thermokarst is distributed widely across the high latitudes of the northern hemisphere.
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Mapping a Tenacious Invader in Lake Thurmond
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Published January 4, 2017
New maps could help managers control an invasive aquatic plant in the southeastern United States.
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A Dry Start to South America’s Wet Season
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Published December 1, 2016
As the wet season approached in South America, intense drought still ran deep across the Amazon basin and much of Brazil.
Arctic Sea Ice Is Losing Its Bulwark
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Published November 4, 2016
In 1984, there were 1.86 million square kilometers of old ice spread across the Arctic at its yearly minimum extent. In September 2016, there were only 110,000 square kilometers of old ice left.
Atlantic Multi-decadal Oscillation and Drought in Africa
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Published September 6, 2016
The most important natural factor behind drought in the Sahel seems to be a cyclical shifting of ocean temperatures in the North Atlantic.
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Melt at the Base of the Greenland Ice Sheet
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Published August 4, 2016
A new map shows where the bottom of the Greenland Ice Sheet is likely thawed.
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Climate Change May Shift or Shrink Penguin Habitat
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Published July 13, 2016
Warmer temperatures along Antarctic coasts may open up some new habitat for Adélie penguin colonies while making other areas less hospitable.
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Conditions Are Ripe for an Intense Fire Season in Amazonia
Published July 5, 2016
The 2015-16 El Niño has primed the rainforest and watershed for burning.
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