Around 90 percent of the warming that has happened on Earth over the past 50 years has occurred in the ocean. That excess heat is driving sea level rise, reducing sea ice, fueling stronger hurricanes, and stressing ocean life.
News & Features
Across much of the United States, the first leaves and flowers of common garden plants are emerging earlier in the spring than they used to. It's a different story in the Southeast.
From football games to concerts, planning for outdoor events increasingly demands a strategy for reducing heat-related risks.
NOAA and NOAA-funded researchers are looking at extreme rain events from many different angles to identify new sources of predictability. The goal is to one day be able to predict such events weeks or months in advance.
Our blogger gives us a sci-fi themed update on the status of ENSO. Can you count all the references?
According to a long-term index of flower timing, most U.S. areas saw flowers emerge earlier than average, except for a few, mostly coastal areas.
Forecasters think the climate system is poised to bring most of the U.S. a warmer-than-average June, and little drought relief is likely across the West.
Thanks to the global oceans, Earth's surface temperature doesn't react instantly to the full impact of a climate disturbance. That delayed reaction has pros and cons.
The U.S. tornado season to date has been very active. Our guest blogger explains how the lingering influence of La Niña might have played a role.
Wildfire smoke can cause air pollution in locations thousands of miles downwind. Health experts need to know what's in the smoke people are breathing—especially smoke from fires that burn into urban areas and ignite synthetic materials.