"Honorary Sierra Club President and Presidential Medal of Freedom winner, Dr. Edgar Wayburn died late Friday night at his home in San Francisco in the presence of his family. He was 103."

"The Obama administration considers the 104 U.S. reactors a cornerstone of the nation's long-term quest to reduce carbon dioxide emissions. As the plants age, the need for rigorous safety supervision steadily mounts, industry experts stress."

Congressional investigators want to know why the Marines for years failed to provide documents about benzene in Camp Lejeune's drinking water to the Agency for Toxic Substances and Disease Registry.
 

"The company at the heart of a growing recall of processed foods knew that its plant was contaminated with salmonella but continued to make a flavoring and sell it to foodmakers around the country, according to inspectors at the Food and Drug Administration."

"President Barack Obama made a renewed push for a long-stalled climate and energy bill Tuesday, urging lawmakers at a White House meeting to pass a comprehensive bill this year."

"The top U.S. environmental regulator said she was 'very concerned' about fluids blamed by some for polluting water supplies near sites where drillers use them to extract natural gas from shale deposits."