A new study finds that prescribed burns may release substantially less carbon dioxide than wildfires of the same size.

Scores of scientists at the National Center for Atmospheric Research have served as authors or reviewers for the four assessment reports issued by IPCC since 1990, and several NCAR scientists have played leadership roles. UCAR technical staff have provided considerable administrative support.

Atmospheric scientists around the world are mourning the loss of Joanne Simpson. The 87-year-old researcher, who upended stereotypes and made landmark contributions to meteorology, died on 4 March in Washington, DC.

Clarence Mann, University of Michigan • Mann is crossing many boundaries on the way to a master's in environmental and land use planning. His research is creating new tools for urban planners and decision makers.

The greater Salt Lake City area is known for harboring some of the most polluted air in the country during the winter. A team of NCAR researchers is gearing up to collaborate on a study of the winter weather inversions that cause the city's poor air quality.