A memo from the Occupational Safety and Health Administration illustrates "the burden faced by some of America’s 2.5 million temporary, or contingent, workers — a growing but mostly invisible group of laborers who often toil in the least desirable, most dangerous jobs. Such workers are hurt more frequently than permanent employees and their injuries often go unrecorded, new research shows."

"U.S. manufacturers have agreed to stop making the dangerous chemical; other industries and the Pentagon are urging EPA to delay proposed ban."

Will the world end Friday? Well, actually, it's already Friday in Kiribati (a Pacific island vulnerable to sea-level rise), and we have no reports of apocalypse. NASA scientists were so confident that they issued their retrospective world-didn't-end video 10 days ahead of time. Turns out the whole story was whomped up by some stoned hippies decades ago. Mayan scholars call it baloney. As to climate-caused sea-level rise, NASA is still issuing warnings. The entire nation of Kiribati is still planning to relocate ahead of rising seas.

"SEATTLE -- A U.S. appeals court ordered American anti-whaling activists to keep 500 yards away from Japanese whaling ships off Antarctica."

"The then-thirtysomething environmental lawyer watched Al Gore's climate change documentary while eight months pregnant with her second child. By her own admission, she 'cried through the whole film' and spent several sleepless nights plotting a way to increase public awareness of climate change."

"After 25 years, the U.S. Fish and Wildlife Service decided to end its program of relocating the mammals, calling the effort a failure. Fishermen complain."

"Cigarette smoking among American teenagers dropped to a record low in 2012, a decline that may have been partly driven by a sharp hike in the federal tobacco tax, researchers said on Wednesday."

"A major snowstorm sweeping across the Midwest brought blizzard warnings Thursday and threatened to dump more than a foot of snow on parts of the Central Plains."

"JAKARTA -- Indonesia has identified the bird flu virus that has killed hundreds of thousands of ducks over the past few weeks as a virulent type which is new to the country."

As one city in Japan's radiation-stricken Fukushima prefecture starts serving local rice in school lunches, the long debate over the safety of Fukushima rice seems to be as much a matter of marketing as of science.