"Donna Busche, a nuclear engineer and health physicist, files a suit alleging that executives tried to dissuade her from raising warnings about serious problems with the waste site's design."

"It is the most humble of vessels for New York City foodstuffs, ubiquitous at Chinese takeout joints and halal street carts. In pre-Starbucks days, coffee came packaged in its puffy embrace. Mayor Michael R. Bloomberg, whose regulatory lance has slain fatty foods, supersize sodas, and smoking in parks, is now targeting plastic foam, the much-derided polymer that environmentalists have long tried to restrict."

"Alleging violations of the federal Clean Water Act at the Colbert Fossil Plant, a coalition of environmental groups announced plans to file a lawsuit against the Tennessee Valley Authority on Wednesday."

"A bid by [Canada's] federal government to impose sweeping confidentiality rules on an Arctic science project has run into serious resistance in the United States."

"In 2007, when Deborah Rice was appointed chair of an Environmental Protection Agency panel assessing the safety levels of flame retardants, she arrived as a respected Maine toxicologist with no ties to industry."

"Two-thirds of Americans want President Barack Obama to act now on climate change, adding momentum to his state of the union promise to take up the challenge with or without Congress."

Some 48 prominent activists were arrested at the White House Wednesday when they protested the proposed Keystone XL pipeline, which they say will worsen climate change. The Obama administration faces an upcoming decision on completing the pipeline.