us geological survey
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Sequoia Still Burning From Last Summer California Wildfires
This photo provided by the National Park Service shows what appears to be a smoldering tree in Sequoia National Park,…
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Officials Warn Aquarium Moss Balls May Spread Zebra Mussel Plague
A man holding a handful of Zebra mussels found near Lake Ontario in CanadaPhoto: Kilian Fichou/AFP (Getty Images) Balls of…
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