Scientists Track Earth's Water with Isotopes

For the first time, scientists have used a spaceborne instrument to track the origin and movements of water vapor throughout Earth's atmosphere, providing a new perspective on the dominant role Earth's water cycle plays in weather and climate.

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<p><a href="http://www.physorg.com/news89473076.html">Scientists Track Earth's Water with Isotopes</a></p> <p>For the first time, scientists have used a spaceborne instrument to track the origin and movements of water vapor throughout Earth's atmosphere, providing a new perspective on the dominant role Earth's water cycle plays in weather and climate.</p>