Christopher JoyceChristopher Joyce is a correspondent on the science desk at NPR. His stories can be heard on all of NPR's news programs, including NPR's Morning Edition, All Things Considered, and Weekend Edition.
Soon, ranchers like this one might be able to use their land to offset carbon emissions. Some are excited that they could use the land to earn a profit, while others don't want to invest in the idea just yet.
SkyFuel unveiled last year one of the world's highest-performance, lowest-cost solar thermal power systems, in Arvada, Colo. Concentrated solar power, in which a large array of collectors concentrates a beam of energy to heat a fluid and run turbines, is viewed as a more likely source of large-scale electric power.
Marine scientist Walter Boynton of the University of Maryland Center for Environmental Science is studying mud, ooze, and other material from the Chesapeake Bay's bottom to find out what areas are healthy and where it's dying.