"U.S. EPA [Tuesday] issued a final rule on how gasoline stations must label fuel with up to 15 percent ethanol content (E15), marking a step toward legal sale of the fuel and drawing criticism from several groups that said the labels will not do enough to prevent consumers from misusing it."

"The operator of the stricken Fukushima Daiichi nuclear plant met with angry shareholders on Tuesday, offering profuse apologies as hecklers shouted abuse from a rowdy floor. But a motion that would have forced the company to abandon its nuclear program was defeated."

"[Colorado] State health officials are letting Cotter Corp. dump 90,000 gallons of radioactive sludge and solvents from its uranium mill into an impoundment pond the agency knows to be leaking."

When some Baltimore residents worried about lead in remodeling dust tried to get help from state, local, and federal agencies, all they got was the run-around. Their experience shows the system for protecting people from lead-based paint is badly broken.

A new report by a nonprofit conservation group concludes that "National park cultural resources are often ignored and consistently underfunded, many natural resources are being degraded, and throughout the (National) Park System, conservation efforts are failing to keep pace with the forces that threaten resources."

"The fire that surrounds the nuclear lab in Los Alamos, New Mexico has grown to at least 61,000 acres -- large enough that its smoke can be seen from space – and concerns are now growing over what's in that smoke."

"A new study released Monday shows that exposure to a common ingredient in plastic bottles and packaging can cause male mice to act like females. The lead author of the study discusses its significance for humans."

"Willie Soon, a U.S. climate change skeptic who has also discounted the health risks of mercury emissions from coal, has received more than $1 million in funding in recent years from large energy companies and an oil industry group, according to Greenpeace."

"When commercial nuclear power was getting its start in the 1960s and 1970s, industry and regulators stated unequivocally that reactors were designed only to operate for 40 years. Now they tell another story -- insisting that the units were built with no inherent life span, and can run for up to a century, an Associated Press investigation shows."

"Federal lawmakers called Tuesday on several agencies, including the federal Securities and Exchange Commission, the Energy Information Administration and the Government Accountability Office, to investigate whether the natural gas industry has provided an accurate picture to investors of the long-term profitability of their wells and the amount of gas these wells can produce."