Tom Di Liberto

Paleoclimate records show that while there have been several periods over the past 1,450 years when sea ice extents expanded and contracted, the decrease during the modern era is unrivaled.

Since 1982, the rate of surface warming in some Arctic seas  at the height of summer is more than quadruple the rate of warming in the global ocean.  

The most recent 8-14 day outlook for the United States predicts a turn towards wintry temperatures across the eastern United States, but much warmer than average temperatures in the West.

What were precipitation amounts during winter like across the U.S. during every La Niña on record? We've got the answer right here.