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HOW NASA IS TACKLING CLIMATE CHANGE

97% of U.S. government scientists agree that global warming is happening, including NASA's chief scientist, James Green. He joins Soledad to explain how the space agency is using satellite technology to track changing rivers and work to predict future flooding before it becomes a humanitarian disaster.

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We’re continuing our climate change series, “Earth: We’re on It,” with NASA Chief Scientist James Green. He talks about why NASA is studying climate science and how it is important to understanding the future of our planet.