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Cosmology & Space Exploration

GRACE Mission: 15 Years of Watching Water on Earth

20 Mar 2017, 23:22 UTC
GRACE Mission: 15 Years of Watching Water on Earth NASA/JPL-Caltech

“Revolutionary” is a word you hear often when people talk about the GRACE mission. Since the twin satellites of the U.S./German Gravity Recovery and Climate Experiment  launched on March 17, 2002, their data have transformed scientists’ view of how water moves and is stored around the planet.

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