Long term trend of global ocean water temperatures is on the increase.
17 state capitals had one of their 5 hottest Septembers on record.
Nationwide, fall is warming at a rate of 0.43°F per decade – that’s 1.9°F since 1970.
Studies suggest a warming climate will further increase the number of stagnation days, a key factor influencing air pollution.
For most of the nation, summer weather has been changing in ways climate scientists say are consistent with what they’d expect in a warming world.
Follow the ups and downs in summer precipitation trends in different locations across the country.
As temperatures rise, planting zones are on the move.
The average number of tornadoes in each state between 2005 and 2014.