Polar bears under threat from man-made chemicals
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The conservation agency World Wildlife Fund, or WWF, has warned that man-made chemicals pose a serious threat to polar bears. The WWF says three new scientific studies show
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Holiday shoppers may worry if the toys they buy contain lead, but some scientists are urging consumers to focus on the thousands of chemicals in everyday household items.
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Linda J. Gormezano is using scat to track the wanderings, genetics and condition of polar bears, which have shown signs of stress recently.
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Musk has been used in perfume and traditional remedies for 5,000 years. But now the deer that secretes the valuable substance is becoming threatened across its range.
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Animal activists on Monday pressed the US government to add the polar bear to the list of endangered animal species before the sell-off of oil and gas drilling rights in Alaska begins in the coming days.
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SYDNEY -- Australian bathers have become ensnared in an environmental tangle -- the nets that protect them from sharks pose a threat to a growing whale population. Save the whales, demand some wildlife campaigners. Save the humans, counters the government.
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Two-thirds of the world's polar bears will be killed off by 2050 &#151; and the entire population gone from Alaska &#151; because of thinning sea ice from global warming in the Arctic, government scientists forecast Friday.
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Three conservation groups notified the federal government Wednesday they intend to sue to get polar bears listed as a threatened species due to global warming.
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About 3,000 polar bears live around the Arctic Barents Sea off northern Europe, according to a first census on Thursday that sets a benchmark to judge bears' vulnerability to pollution and melting ice.
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Should zookeepers intervene when a mom wants to eat her offspring? That's the question being debated by Germany's polar bear lovers
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The discovery of intersex fish --   males with some female characteristics, including some carrying   eggs -- in Washington's Potomac River is raising concerns about   pollution from chemicals that can affect hormones.
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SILVER SPRING, Maryland  - A new movie showing young polar bears and walruses struggling toward adulthood in a melting Arctic puts a pair of charismatic faces on the global warming threat.
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Not all of the Arctic thaw is caused by man. Nature plays a role, too, but that doesn't let us off the hook for the damage we've done.
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The government plans to delay its decision to put the polar bear on the endangered list until after it leases 30 million acres near Alaska for oil and gas drilling. What gives?
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Global warming could cause polar bears to go extinct by the end of the century by eroding the sea ice that sustains them, according to the most comprehensive international assessment ever done of Arctic climate change.
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Fire retardants used worldwide in manufacturing vehicle parts and computers have been found in Puget Sound orcas, raising new concerns about the long-term health of the region's killer whales, a new Canadian study shows.
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Federal marine mammal experts in Alaska studying the effects of global warming on walrus, polar bears and ice seals warn there are limit to the protections they can provide.