Human activities add large quantities of nitrogen to the environment, much of which gets washed into streams and rivers.

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 ...

In the face of climate change and worsening cycles of drought, California water managers have been increasingly focused on the precise tracking of water resources. Snowpack in the Sierra Nevada is ...