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Study Tracks The Fate Of Melting Arctic Permafrost. New study...

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2015 Gulf Dead Zone Bigger Than Normal. NOAA researchers cite...

US Raises Concerns About Natural Gas Pipeline Through Forests. The...

Carbon Pollution From US Power Plants Hits 27-Year Low. Heat-trapping...

Puerto Ricans Face Severe Drought And Economic Slump. Puerto Ricans...

Puerto Ricans are learning to live without water on an...

16 States Ask Obama To Put New Power Plant Rules...

Global Warming Is Pushing Walrus Habitat North. Anna Oxereok grew...

Western Drought Prompting Fears Of Huge Klamath River . The...