The Supreme Court ruled last year that rivers that only flow in response to weather events -- called ephemeral streams -- do not fall under the protection of the Clean Water Act. New research suggests ...

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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 ...

Maui Nui stream flow conditions are shown here on March 3. According to the Hawai‘i Department of Land and Natural Resources, stream flows on Maui are at record lows and that’s a cause for concern ...

Non-perennial rivers and streams - those that periodically cease flowing - are critical components of aquatic systems and comprise over half of global river and stream systems. We argue for ...

Transitions between dry and wet hydrologic states are the defining characteristic of non-perennial rivers and streams, which constitute the majority of the global river network. Although past work has ...

For the last five years, Herb Saperstone has watched the creek in his backyard in the foothills outside Fort Collins and marked down its activity. Sometimes water flows and pools. Sometimes the gulch ...