Sea level rise is causing more coastal flooding in the U.S. See how many floods have a human fingerprint in these cities.
The decrease in cool nights is one feature of an overall fall warming trend.
Here's how hot this summer has been compared to the hottest and coolest summers on record in your city.
The average number of large wildfires burning across the Western U.S. each year has tripled from the 1970s to the 2010s.
Each of the National Parks faces unique challenges from climate change, including increased heat.
Temperatures we think of as normal are getting warmer.
The monthly variability in the number of tornadoes has been increasing over the past 50 years.
While there are fewer days each year with tornadoes, on average, the number of days with more than 30 tornadoes is increasing.