Boulder researchers at the University of Colorado and the National Oceanic and Atmospheric Administration anticipate an emerging El Niño event may reduce the severity of drought conditions in the Southwest United States this summer. (University of Colorado?Boulder release)

Scientists analyzing satellite data on ocean color are gaining new insights into ocean productivity and climate. (National Science Foundation release)

One of the largest weather-related studies in U.S. history will track the nearly invisible swaths of moisture that fuel heavy rain across the southern Great Plains from Texas to Kansas. (National Science Foundation release)

A comprehensive summary has revealed, for the first time, the dramatic extent of disruptions now being experienced by Earth's species as a result of global warming. (Penn State release)

Chesapeake and Delaware Bays, the two largest estuaries on the east coast of the United States, are losing marshland to rising sea levels caused by greenhouse warming. (American Geophysical Union release)

The effect of Earth's changing climate -- due to warming from so-called greenhouse gases and other factors -- on natural ecosystems may be felt by species most at risk for reduced range or even extinction. (National Science Foundation release)

Forests will be less effective at slowing climate change than scientists thought, because they'll mop up less carbon dioxide than expected. (New Scientist release)

U.S. and Brazilian researchers say the amount of carbon dioxide coming off streams, rivers and flooded areas of the world's tropical forests is triple that of some currently accepted estimates, meaning such forests aren't the carbon sponges some scientists believe. (University of Washington release)