The president of Louisiana's St. Bernard Parish lambasted as untrue a ProPublica report that local officials -- nicknamed "spillionaires" -- had cashed in by manipulating cleanup contracts after the BP oil spill. New documents, however, support ProPublica's investigative findings, and raise questions about whether the official testified truthfully under oath before Rep. Darrell Issa's (R-CA) House Oversight Committee.

"When an earthquake launched a tsunami that devastated a Japanese nuclear complex in March, U.S. regulators quickly reassured the public that American reactors were built to withstand the expected severity of earthquakes in their areas. Privately, though, internal emails from March show staffers at the federal Nuclear Regulatory Commission fretted about the public attention on the potential earthquake vulnerability of some U.S. plants."

Weeds in southern Missouri are becoming resistant to Monsanto's Roundup herbicide. Some farmers now resort to chemical cocktails -- or even hoes.

"U.S. EPA announced Friday that it decided against a proposed rule that would have required contractors to test dust to prove the absence of lead following renovations."

"The chairman of the Nuclear Regulatory Commission said Monday that it should decide within 90 days on how to address recommendations to be issued this week by a task force that examined the lessons of the Fukushima Daiichi nuclear accident in Japan. Almost simultaneously, House Republicans and the industry’s trade association warned him not to rush."

"The devastation that bark beetles and fungus have wreaked on hundreds of thousands of acres of whitebark pine trees in the northern Rockies has been tracked and chronicled for 30 years. Now the Fish and Wildlife Service has weighed in with a finding that climate change threatens the long-term survival of the species."

"As the nation moves through a year of remarkable floods, drought and its deadliest tornado season in half a century, the broadcast meteorologist has emerged as an unlikely hero."

"A bat killed by a wind turbine in Somerset can lead to higher tomato prices at the Wichita farmers market."

"Lamb, beef and cheese generate the most greenhouse gases of 20 popular meat, fish, dairy and vegetable proteins, according to a new study from the Environmental Working Group."

"Powerful business and industry groups appealed to EPA Administrator Lisa Jackson Friday to pull back upcoming smog standards, calling the rules a test case of the White House's commitment to ensuring regulations don’t hinder U.S. competitiveness."