"The U.S. Environmental Protection Agency will directly enforce new greenhouse-gas rules in parts of Arizona after the state refused to submit its own program for controlling the pollutants."

"The headline news for the coal industry in 2010 was what didn't happen: Construction did not begin on a single new coal-fired power plant in the United States for the second straight year."

"Changes in Iowa's weather patterns, landscape, cities and farms have rendered some of the state's most trusted flood prevention safeguards outmoded and inadequate, a review by The Des Moines Register shows."

"Japanese and American officials discussed taking action to weaken a prominent anti-whaling group, with Tokyo insisting that Sea Shepherd's confrontations on the high seas actually hurt efforts to reduce whaling, U.S. diplomatic cables show."

"Transocean Ltd, the world's biggest offshore rig contractor, aims to stop a seventh U.S. body from investigating the accident that sank one of its rigs while causing the largest U.S. offshore oil spill."

"Ski resorts are getting greener, and they're seeking recognition for it -- partly to boost their image with their environmentally-conscious clientele. To educate the public and recognize the best programs, one grass-roots organization, the Ski Area Citizens' Coalition, tracks the environmental impact and efforts of 82 ski areas in 11 Western states and has issued an annual report card each of the past 11 years."

"The best news for wine growers Kevin and Karen Kohlman was this: Their vines did not get hit this season by pesticides drifting onto their property from surrounding private industrial forestlands. That’s a change."

"It may be heresy to conservatives, but a trip down memory lane shows nearly all of the top-tier Republican presidential contenders want to save the planet from global warming."

"A study examining the causes of a dramatic spike in birth defects in the Iraqi city of Falluja has for the first time concluded that genetic damage could have been caused by weaponry used in US assaults that took place six years ago."

"Louisiana's coastline continues to be smeared with significant amounts of oil and oiled material from the BP Deepwater Horizon disaster, with cleanup teams struggling to remove as much as possible of the toxic material by the time migratory birds arrive at the end of February...."