2025 featured geographically concentrated flood anomalies shaped by shifting large-scale atmospheric circulation and ocean–atmosphere variability, with antecedent hydrologic conditions and topography ...

The January rupture spewed 243 million gallons of raw sewage into the waterway in one of the worst wastewater disasters in U.S. history. With the Colorado River in crisis, Arizona and Nevada are ...

Earth Day falls on Wednesday, April 22. However you plan to commemorate the April holiday — whether it's organizing a community clean-up or pledging to do better in your day-to-day life — you may want ...