An early spring can disrupt plant & animal behaviors and make it more difficult on farming.
On the current greenhouse emissions path, spring may start an average of three weeks earlier by 2100.
As the climate warms, rising sea levels will mean more damage from hurricane storm surge.
Take a look at how cold nights have been trending for various cities across the U.S.
Some wild winter weather has hit parts of Central and Eastern regions of the U.S. in the past few weeks. We take a look at some of the hardest-hit regions.
December brought unexpectedly chill temperatures to parts of Europe and the North Eastern U.S. We round up the cold snap visually.
Comparison of early to mid-summer conditions along the eastern seaboard vs. the West Coast.
By mid-century in Boston, the sweltering heat of July 2010 may be thought of as cooler-than-average conditions, as more days above 90Ã‚Â°F routinely occur.