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

Methane is a potent greenhouse gas. A global data analysis measuring the large quantities of methane released by rivers and streams shows that emissions depend on their connections to the surrounding ...

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 ...