A new, fine-scale modeling approach developed by NOAA and CIRES scientists now projects that there will still be enough high-elevation snow by the middle of the 21st Century to support - according to federal biologists - the denning habits of one iconic North American mountain-dweller, the wolverine.
An expedition to the central Arctic will give scientists the first opportunity to study the dramatic changes sweeping across the top of the world for an entire year.
Findings could help improve air quality in cities across the U.S. West.