"A U.S. federal jury acquitted a former BP Plc executive on Friday of lying about how much oil spilled into the Gulf of Mexico following the explosion of the Deepwater Horizon rig in April 2010, according to lawyers on both sides of the case."

"The nomination of Marie Therese Dominguez, President Obama's pick to lead the federal agency that oversees pipelines, was greeted with surprise and uncertainty by pipeline safety experts." "If confirmed, Dominguez would take over an underfunded, understaffed and beleaguered agency that has faced criticism of cozy ties with industry."

"The House Energy and Commerce Committee advanced a toxic chemical safety bill on a nearly unanimous vote on Wednesday, clearing the bill to hit the House floor by the end of the month."

"A Nevada ranch defied U.S. drought closure orders in grazing cattle on federally managed land, environmentalists said on Wednesday, comparing it to action by another Nevada rancher that led to an armed standoff last year with federal agents."

"The Environmental Protection Agency's plans to finalize the rules on carbon emissions from power plants are still several months away. But most states, even those challenging the agency in court, are already investigating ways to comply."

"Six environmental groups asked a judge Tuesday to be allowed to side with the federal government in opposing two lawsuits that contest new rules for oil and gas drilling on federal lands, among which is a requirement that companies report information about chemicals used in hydraulic fracturing."

"Ten environmental groups Tuesday sued a federal agency over its approval of a plan by Royal Dutch Shell PLC for exploratory petroleum drilling off Alaska's northwest coast."

"A federal appeals court [Tuesday] rejected a series of challenges from states, environmental groups and energy companies to U.S. EPA's determinations of which parts of the country meet its standard for ozone, a main component of smog."

"Duncan Tarr was arrested during a protest against an oil pipeline in Michigan. The company used crime victim restitution laws to charge Tarr for the work that couldn't be done during the disruption."