Alaska unseasonably warm in January 2014
January 2014 was remarkably mild across nearly all of Alaska, resulting in this January ranking among the “top ten” warmest on record for many Alaskan communities according to preliminary analyses.
February 7, 2014
Solving the mystery of Hawaiian ozone changes
A potent greenhouse gas and biological irritant, ozone near the Earth surface is also a health-damaging air pollutant, regulated by the U.S. Environmental Protection Agency.