CIRES News
May 20, 2013
End of an Era: Northern Hemisphere Losing Its Last Dry-Snow Region
Last July, something unprecedented in the 34-year satellite record happened: 98 percent of the Greenland Ice Sheet’s surface melted, compared to roughly 50 percent during an average summer. Snow that usually stays frozen and dry turned wet with meltwater. Read More ...
May 14, 2013
Mystery Solved: Previously Unexplained Higher Levels of Greenhouse Gas in L.A. from Fossil-Fuel Sources
The missing link—exactly where the extra methane, a powerful greenhouse gas, is coming from in Los Angeles—has finally been identified, according to a study led by a scientist at NOAA’s Cooperative Institute for Research in Environmental Sciences (CIRES). Read More ...
May 9, 2013
The origins of cirrus: Earth’s highest clouds have dusty core
The thin, wispy clouds known as “cirrus” cover nearly a third of the globe and are found high in the atmosphere—5 to 10 miles above the surface. But a new study shows that they typically have a very down-to-earth core, consisting of dust and metallic particles. Read More ...



The Boulder Faculty Assembly has honored CIRES Fellows Noah Fierer and Greg Tucker with 2013 BFA Excellence Awards.
The University of Colorado Foundation has announced the creation of the George C. Reid Endowed Scholarship Fund for the benefit of CIRES in the Graduate School at the University of Colorado Boulder.