Has there ever been life on Mars? How do earthquakes happen, and can they be predicted? What causes climate change? Are we running out of clean water? Answers to these and many other questions lie in the realm of Earth and space science, also known as geophysics. The American Geophysical Union (AGU) is a worldwide community of 50,000 scientists that presents results of cutting edge research to other scientists and to the general public. AGU works with Discoveries and Breakthroughs Inside Science to bring the latest Earth and space science to viewers of local TV news programs all over the country and to the DBIS Web site, right here.

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