Setting aside 12.28 million acres of public land in the Arctic National Wildlife Refuge would seal off from roads and development, including drilling.
A conservationist points to the harm Ebola has done to gorillas and chimpanzees and argues for a vaccine for the great apes.
There are clear signs that humans are beginning to damage oceans on an unprecedented scale, say scientists in new research.
For the first time, scientists have developed a detailed explanation of how white-nose syndrome is killing millions of bats in North America.
Scientists are facing desperate options in the fight to save northern white rhinos from extinction.
The organization and its thousands of volunteers will take a census of birds throughout the Americas.
The rarest and most endangered marine mammal in the world is on the brink of disappearing, new research suggests.
Disruption in pack social cohesion can free more wolves to mate, creating more mouths to feed in a tighter range,
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