"Susan Rice, the candidate believed to be favored by President Obama to become the next Secretary of State, holds significant investments in more than a dozen Canadian oil companies and banks that would stand to benefit from expansion of the North American tar sands industry and construction of the proposed $7 billion Keystone XL pipeline. If confirmed by the Senate, one of Rice's first duties likely would be consideration, and potentially approval, of the controversial mega-project."

"The Obama administration put a temporary stop to new federal contracts with British oil company BP on Wednesday, citing the company's 'lack of business integrity' and criminal proceedings stemming from the Deepwater Horizon disaster in 2010. The action by the Environmental Protection Administration won't affect current contracts, but prevents BP and its affiliates from new government contracts 'until the company can provide sufficient evidence to EPA demonstrating that it meets federal business standards,' the agency said."

"Washington Gov. Chris Gregoire (D) ordered state agencies on Tuesday to take steps to address the ocean’s increasing acidity, making it the first state to adopt a policy to take on what scientists describe as a growing environmental concern."

"President Obama has signed into law a bill that requires U.S. airlines be excluded from European carbon emissions fees."

"The Heartland Institute, a libertarian think tank skeptical of climate change science, has joined with the conservative American Legislative Exchange Council to write model legislation aimed at reversing state renewable energy mandates across the country."

"Pennsylvania's environmental protection chief is defending his agency's controversial system for testing water wells near Marcellus Shale operations by saying other states work the same way. But regulators in those states say that's not true."

"A U.S. industrial accident investigative board served Black Elk Energy with a subpoena on Monday, seeking information about last week's offshore Gulf of Mexico oil platform explosion that left one worker dead and another missing."

"The Environmental Protection Agency declined on Friday to relax its requirement on the use of corn ethanol in gasoline, rejecting a request from several states related to a steep decline in the nation’s corn production."