National (U.S.)

"Under proposed new national science standards, students would learn concepts more thoroughly, including how human activity is driving global warming."

"The environmental consulting firm hired to evaluate the impacts of the Keystone XL pipeline should have been barred from working on the project, according to a group of environmentalists. On Monday, representatives from 13 environmental organizations asked State Department's Inspector General to investigate whether the firm's previous relationships with TransCanada should have qualified as a conflict of interest."

"After years of internal deliberation and controversy, the Obama administration has issued a document suggesting that when dealing with the aftermath of an accident or attack involving radioactive materials, public health guidelines can be made thousands of times less stringent than what the U.S. Environmental Protection Agency would normally allow."

"LANCASTER, Calif. — There are at least two things to know about this high desert city. One, the sun just keeps on shining. Two, the city’s mayor, a class-action lawyer named R. Rex Parris, just keeps on competing."

"LITTLETON, New Hampshire -- A New Hampshire jury on Tuesday found Exxon Mobil Corp liable for $236.4 million in a civil lawsuit that charged the oil company had polluted groundwater in the state with a gasoline additive used to reduce smog in the 1970s and 1980s."

"President Barack Obama’s choice to lead the Energy Department pledged to increase use of natural gas Tuesday as a way to combat climate change even as the nation seeks to boost domestic energy production."

"More than 1,000 people were injured when a severe tornado ripped through Joplin, Missouri, on 22 May 2011, and 158 eventually died. Within a few days of the tornado, several of the injured began to suffer from a fungal infection suspected to be cutaneous necrotizing mucormycosis."

"Much of the oil spilled into the Gulf of Mexico after the Deepwater Horizon explosion in 2010 disappeared within weeks of the capping of BP's Macondo well on July 15, digested by a massive explosion in oil-eating microorganisms, said Terry Hazen, a professor of environmental biology at the University of Tennessee-Knoxville, during a Monday panel at the national conference of the American Chemical Society in New Orleans."

"British chef and food activist Jamie Oliver ignited a firestorm in January 2011 when he mentioned on the Late Show with David Letterman that castoreum, a substance used to augment some strawberry and vanilla flavorings, comes from what he described as 'rendered beaver anal gland.' The next year, vegans were outraged to learn that Starbucks used cochineal extract, a color additive derived from insect shells, to dye their strawberry Frappuccino® drinks (eventually, the company decided to transition to lycopene, a pigment found in tomatoes)."

"A fungus tied to a disease devastating hibernating bats in the United States has been found in an Alabama cave system critical to the survival of endangered gray bats, government scientists said on Monday."