Government scientists patrolling the skies off Alaska's northwest coast say they observed nine polar bears swimming in open water, prompting some environmentalists to raise concerns about the species' survival in a warming world.
There's a lot of misinformation out there about offshore drilling. I hope this post will help clear the air.
The White House is proposing to let federal agencies decide for themselves whether construction projects could harm listed species.
Five conservation groups have filed suit in federal court to stop the US Fish and Wildlife Service from feeding elk in Wyoming's National Elk Refuge during the winter.
Ranchers and conservationists are increasingly at odds, as Yellowstone herd numbers plunge.