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Taking a Measure of Sea Level Rise: Gravimetry
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Published November 5, 2020
Scientists measure ice’s gravitational pull on a pair of satellites, allowing them to estimate ice loss and its contribution to sea level rise.
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Severe Drought in South America
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Published November 4, 2020
Satellite gravimetry data indicates the ongoing drought is the continent's second most intense since 2002.
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A Third of the U.S. Faces Drought
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Published August 13, 2020
The failure of the summer monsoon and other moisture carrying systems has parched more than 90 percent of some states.
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Signs of Drought in European Groundwater
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Published June 25, 2020
Long-term rainfall deficits, heat waves, and increased evaporation have depleted some of the groundwater supply beneath central and eastern Europe.
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Measuring Drought in South America
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Published April 6, 2020
Twin satellites are assessing the state of soil moisture and groundwater on the continent and around the world.