Fossil fuel pollution

Oil spills and fossil fuel pollution threaten our health, devastate ecosystems and contribute to global warming.

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An annual journey to the Arctic National Wildlife Refuge: the story of America’s largest Caribou herd

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An annual journey to the Arctic National Wildlife Refuge: the story of America’s largest Caribou herd

Every year, in late spring and early summer, the Porcupine caribou arrive on the coastal plain of the Arctic National Wildlife Refuge. Numbering between 120,000 and 200,000 animals, the Porcupine herd – so named for their birthing grounds along the Porcupine River – is the largest in North America. 

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