That there are moose in Yellowstone today tells us something about nature and our role in it.
Emily Wood, Annie Beckhelling
By the employment of dogs, farmers and conservationists are reducing both livestock lost to predation and cheetahs lost to predator control.
Wally Thurman talks bees with John Batchelor. He discusses colony collapse disorder and the state of the bee industry.
Maasai are incresaing their incomes by using a portion of their grazing land for wildlife viewing by tourists.
Just as the market brought the bison to near extinction, so too has it brought them back from the brink.
Protecting the Aberdares ecosystem required keeping the local people from poaching the wildlife, grazing it with livestock, and cutting the indigenous trees for firewood.
Michael `t Sas-Rolfes
In 1900, the southern white rhinoceros was the most endangered of the five rhinoceros species. Less than 20 rhinos remained in a single reserve in South Africa. By 2010, white rhino numbers had climbed to more than 20,000, making it the most common rhino species on the planet.
Hoping to defuse a three-decade feud over whale hunting, three academics are making an audacious proposal: The world should put a price on killing whales and allow conservationists and whalers alike to bid on the right to take them.
By Andrew C. Revkin5:02 p.m. | Updated below |