"Wednesday is biofuel's big moment: The first of three commercial-scale cellulosic ethanol plants comes online in Iowa. It took years of tricky engineering to get to this point. But that may prove the easy part, for the fuel's promise as a climate solution hinges heavily on federal policy."

"Extracting natural gas for energy from shale rock deep underground requires lots of water, but much of the world's shale gas is in regions where water is already scarce, including part of California, according to a study issued Tuesday."

"A measles-like virus that is blamed for killing hundreds of dolphins on the U.S. East Coast has spread into a Florida lagoon where hundreds of manatees, brown pelicans and dolphins already died mysteriously in recent years."

"Tropical storm Dolly lashed Mexico's northeast coast on Tuesday night, the U.S. National Hurricane Center (NHC) said, bringing torrential rain and life threatening flash floods."

"As Ukraine looks like a country teetering on the edge of war, there's an important factor to keep an eye on: The country's 15 nuclear reactors."

"The White House won’t use the law on federal environmental impacts assessments as an effective tool for executive action on climate and clean energy projects. The Council on Environmental Quality has let four years go by without acting on proposed guidance to federal agencies on permitting of energy projects under the National Environmental Policy Act, rejecting appeals to take stronger action and leaving the playing field tilted in favor of the fossil fuel industry."

"There weren't any keepers yet, but the fish were definitely biting for Willie Edwards one day last week as he trolled along the edge of the Susquehanna Flats. The 72-year-old fisherman from North East said he'd caught 'a lot of little rock,' or striped bass."

"Construction has begun on the stalled FutureGen 2.0 carbon capture and sequestration (CCS) project in western Illinois, according to project officials, but major hurdles remain for the $1.65 billion first-of-its-kind power plant."

"About 19 months after closing down its special team of environmental reporters, the New York Times has named Adam Bryant as editor overseeing climate change and environmental issues for the paper's science coverage."

"In an effort to reduce the number of giant bluefin tuna killed by fishing fleets, the U.S. is putting out new rules about commercial fishing in the Gulf of Mexico and parts of the western Atlantic. The rules have special protections for giant bluefin — fish that have grown to 81 inches or more."