If CO2 emissions continue at the current pace, pollen counts are projected to nearly double by 2060.
This year's sad California snowpack "obliterates" the previous record low.
Spring is arriving earlier across the U.S. by an average of three days.
Hot dates aren’t just for Valentine’s Day. Here’s a state-by-state look at how February temps have warmed since 1970.
Take a look at how cold nights have been trending for various cities across the U.S.
As the U.S. and globe have warmed, lake-effect snowfall amounts have been on the rise.
Even with the big swings of Halloween weather from year to year, Octobers are warming across the U.S.
The relentless heat that has plagued the western half of the country this summer has ratcheted up California’s terrible drought once again.