The possibility of snow in Tampa, Fla. Record heat and fires in Australia. Scientists say climate change is exacerbating weather extremes.

“Storms are a natural part of Earth's system and are not going away,” William Ripple, co-lead author of the 2025 State of the Climate report, told TIME in an email. “We are not losing storms; we are getting storms that are supercharged with extra water and energy.”

University of Delaware undergraduate student Drew Martin and Saleem Ali, Blue and Gold Distinguished Professor of Energy and the Environment, were among thousands of international participants at the United Nations Climate Change Conference, known as COP30, held in November 2025 in Brazil.

Over the past week, there have been several deadly flash floods across the country, in central Texas, New Mexico, and the Carolinas. Most notably, the flash floods in central Texas and New Mexico were triggered by slow-moving thunderstorms that dumped ...

The intensity of heavy downpours has increased by 40% since pre-industrial times, with some areas receiving more than a year’s rain in just days

The report warns many economic models are failing to capture extreme weather events and rising uncertainty likely to dominate impacts in a hotter world.

A new study shows that, despite fires, floods and record heat, most Australians do not change their behavior or beliefs in response to climate change—except in a narrow window following a disaster. Lead author Dr.