Pelicans, flamingos, monkeys and even hyenas are under threat in Senegal along with the livelihoods of the local people as thick clusters of mangroves are disappearing.
The men stood by the edge of the corral to mark the release of the first buffalo to run on the Wind River Indian Reservation in decades.
The landscape is virtually treeless around a coastal hub town above Alaska's Arctic Circle, where even summer temperatures are too cold for northern-growing forests to take root.
The Paris Agreement to combat climate change becomes international law on Friday -- a landmark demonstrating that countries are serious about tackling global warming amid growing fears that the world is becoming hotter faster than scientists expected.
Biologists who spent weeks in three New Mexico national forests searching for signs of an elusive, endangered mouse that looks somewhat like a tiny kangaroo have found what they call irrefutable evidence that it still lives in the state for which it is named.
Researchers who track the endangered population of orcas that frequent Washington state waters said Friday that three whales are missing or believed dead since summer.
Nearly three-fifths of all animals with a backbone -- fish, birds, amphibians, reptiles and mammals -- have been wiped out since 1970 by human appetites and activity, according to a grim study released Thursday.
Southern Spain will become desert and deciduous forests will vanish from much of the Mediterranean basin unless global warming is reined in sharply, according to a study released Thursday.
The countries that decide the fate of Antarctica reached an historic agreement on Friday to create the world's largest marine protected area in the ocean next to the frozen continent.
More than 80 nations square off in Slovenia next week over the fate of the world's remaining whales, facing a multitude of perils from meat hunters and ship strikes to getting snared in fishing gear.