"A number of major United States corporations publicly support climate change science but contribute heavily to politicians and research groups that deny or play down the threat of global warming, according to a new study from the Union of Concerned Scientists."

"The study found that ExxonMobil, General Electric, Caterpillar and Boeing are among companies that play both sides of the fence, supporting groups that promote climate change science as well as those that seek to undercut it."

"The population of endangered California condors (Gymnogyps californianus) hit an important milestone last month, reaching a high of 405 birds--quite an achievement for a species that was down to its last 22 individuals just 25 years ago."

"BOISE, Idaho -- Sockeye entered the Columbia River in recent weeks, beginning a 900-mile migration that very nearly ended 20 years ago."

"SEATTLE -- The Seattle City Council unanimously passed a resolution Tuesday opposing the development of coal-export terminals in Washington state after raising concerns about increased train traffic and potential harm to health and the environment.

The vote came as the federal government is reviewing the first of at least six port facilities proposed in Washington and Oregon to ship coal from the Powder River basin of Montana and Wyoming to hungry markets in Asia.

"The Nuclear Regulatory Commission should consider requiring nuclear power plants to analyze their vulnerability to natural hazards like earthquakes by using the same advanced tools that the industry uses to understand the risks from mechanical accidents, a new report from the Government Accountability Office argues."

"Federal investigators are exploring whether BP PLC representatives lied to Congress about how much oil was leaking after the Deepwater Horizon accident two years ago, a development that could lead to additional criminal charges against current and former company employees."

An explosion of flammable metal dust burned Wiley Sherburne, 42, an electrician at the Gallatin, Tenn., plant of the Hoeganaes Corp. Dust was everywhere at the plant. Sherburne died two days after being burned over 95 percent of his body. Combustible dust has killed or injured at least 900 U.S. workers in the past three decades, but the Occupational Safety and Health Administration has bogged down on efforts to strengthen regulations.

"WASHINGTON -- From the beginning, Michelle Obama's kitchen garden has been an overachiever, churning out more peppers, parsley and eggplant than expected, and generating interest that -- yes, really -- crosses oceans."

"Adding bird detection systems could protect wind farms from litigation in case of deaths of threatened species."

"An advance guard of 18-wheelers is scheduled to roll into a business park in Cheyenne, Wyo., this week to unload components of a supercomputer called Yellowstone. This 1.5-quadrillion-calculations-per-second crystal ball will model future climate and forecast extreme weather."