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Climate Change
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Photo: Zack Cunningham / California Department of Water Resources
Photo: First Solar
Bill Hughes, FracTracker Alliance
FEMA News Photo
David Nagy
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Block Island Wind Farm (Credit: E. Spanger-Siegfried)
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Photo: MBTA
Snow can make you reconsider your planning. Credit: M. Jacobs
Photo: Ryan J. Reilly
Jeremy Rempel. CC-BY-ND 2.0 (Flickr)
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Earth rise above the moon. Apollo 8 mission, Dec. 24, 1968. Photo: NASA
Photo courtesy National Oceanographic and Atmospheric Administration
Photo: US Air Force/Kemberly Groue
Photo: UCS/John Finch
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