Twigs, other plant matter, and Ice Age animal parts—bison jaws ... to put three dams on every other stream in the Arctic tundra,” Tape said. “That’s what this could be like.” ...

What's being done about Arctic conservation? The good news is that other solutions work better. Large plant-eating animals like caribou and musk oxen help keep the Arctic cool. Their grazing maintains ...

They’re also home to countless plant and animal species. We’re working with communities, local governments and businesses to ensure the world’s forests are protected. Impacts vary in different kinds ...