Until supplies approach a trickle—or a torrent—public attention seldom focuses on water issues. But water is consistently Topic A for a wide-ranging group of researchers.

States are having to make tough decisions regarding their water use and their interaction with water. NCAR scientists are involved in collaborative projects in Colorado, Louisiana, and Oklahoma to evaluate the long-term effects of today’s decisions.

Whether you’re looking at the next few weeks or the next few decades, many parts of the United States are likely to face the silent but devastating impacts of drought.

Even if climate mitigation efforts succeed, current warming trends commit us to centuries of sea level rise.

The effort to improve air quality during the 2008 summer games enabled researchers to quantify the link between traffic and carbon dioxide.