Like cows and humans, even our rivers can be gassy. A “Nature” paper co-authored by researchers at the Yale School of the Environment last month quantified the methane contributions of all the world’s ...

An aerial view of the rust-colored Kutuk River in Gates of the Arctic National Park in Alaska. Thawing permafrost is exposing minerals to weathering, increasing the acidity of the water, which ...

Dozens of Alaska's rivers and streams are turning orange. The staining could be the result of minerals exposed by thawing permafrost and climate change, finds a new study. Dozens of Alaska's most ...