Snow and ice play an important role in keeping our planet cool, though not in the way you might think.
Published May 19, 2011
First-of-a-kind maps show how the depth of this insulating snow layer changes from month to month.
Published May 27, 2020
For many years, scientists have expected that climate change will be more rapid and dramatic at the poles than at lower latitudes, an expectation that has been demonstrated both with climate models and recent observations of snow and ice, surface temperatures, vegetation, and permafrost.
Published Feb 1, 2007
Captured near the end of 2012, this image shows a mixture of sea ice, land ice, and fresh snow.
Published Jan 6, 2013
This trio of global maps illustrates how snow and clouds make Earth more reflective.
Published Dec 18, 2009
As the summer solstice approaches in the Northern Hemisphere, long hours of sunlight brought unusually rapid ice loss
Published Jul 8, 2012
The arrival of Northern Hemisphere autumn signals the end of the seasonal retreat of Arctic sea ice. Polar scientists from the National Snow and Ice Data Center report that sea ice appeared to hit its lowest extent on September 14, 2008, when the area at least 15 percent covered by ice dropped to 4.52 million square kilometers (1.74 million square miles).
Published Sep 23, 2008
The climate of Earth is changing; fewer days of snow cover is yet another indicator.
Published Jan 3, 2014
A recent expedition revealed a new rift in Kilimanjaro’s northern ice field.
Published Nov 8, 2012
Taken from a low-flying airplane on March 26, 2011, these detailed photos of Arctic sea ice show the richly varied texture in the ice floe.
Published Apr 1, 2011
The land and sea along Antarctica’s Mawson Coast offer a study in ice forms.
Published Dec 31, 2011
