A 'fourth dry year' likely in California, officials say

California's reservoirs will enter fall in a slightly better position than last year, but the Golden State should prepare for more dryness, extreme weather events and water quality hazards in 2023, officials say.

Mediterranean Sea hit by marine heatwave

Marine heatwaves are extreme rises in ocean temperature over an extended period of time. Their magnitude and frequency have harmful impacts on marine ecosystems, threaten marine biodiversity and negatively impact fisheries, ...

Image: UK heat wave

This summer, heat waves struck Europe, North Africa, the U.S. and Asia with temperatures reaching over 40°C in places—breaking many long-standing records. Images from the Copernicus Sentinel-3 mission show the scale of ...

page 1 from 40