National (U.S.)

NASA is taking water recycling -- something necessary for space travel -- to new heights.

Survivors of shark attacks are in Washington lobbying for new fishing restrictions to protect sharks.

"The oil giant Exxon Mobil, whose chief executive once mocked alternative energy by referring to ethanol as “moonshine,” is about to venture into biofuels."

"The National Oceanic and Atmospheric Administration (NOAA) has published a final rule in the Federal Register prohibiting the harvesting of krill in the Exclusive Economic Zone (EEZ) off the coasts of California, Oregon, and Washington."

"The White House is rewriting standards for federal water projects, widening 26-year-old rules that guide the Army Corps of Engineers in an effort to consider environmental and social goals as well as economic ones."

"This year's Atlantic hurricane season could be less severe than usual due to start of another El Nino period in June."

Southern Virginia Democrat Rep. Tom Perriello voted for the House climate bill. Now both parties are waging a political war over his seat that may push the climate issue front and center in 2010 elections nationwide.

The debate over the giant climate-change and energy bill now before Congress has set off a fight between Eastern and Midwestern politicians over transmission lines and solar and wind energy. Many of the best wind sites are in the Midwest, far from the electric load in populous East Coast cities.