Freshwater lakes are critical ecosystems that regulate regional climates, support biodiversity, and provide essential resources for human societies. However, as global warming accelerates, extreme heat waves are increasingly impacting these aquatic systems.

A long-duration heat wave is taking shape over the western half of the U.S. and is forecast to stick around in the days ahead. A high-pressure system in place over the West is keeping precipitation out, which is also allowing for early-season heat across a ...

Climate change is fueling an increasing number of marine heat waves across the globe. When this intensifying heat is coupled with pollution — especially sewage, nitrogen fertilizer agricultural runoff, wildfire soot and possibly plastics — waterborne ...

When Floridians talk about extreme weather, hurricanes dominate the conversation. Each season brings updates on storm tracks, cone predictions and wind speeds, all in the hopes of predicting the unpredictable. But a quieter, more deceptive threat is ...

California marine heat wave drives seabird die-offs and marine mammal stress as ocean temperatures spike off West Coast. Will El Niño change it?

Something unusual and with far-reaching consequences is lurking in the sea off the California coast, stretching all the way down the Baja Peninsula and more than 500 miles to the southwest. In this broad region, a large, long-lasting and record-setting ...