AP – Federal officials told Kansas legislators Thursday that the state will be expected to cut greenhouse gas emissions as it considers air-quality permits for power plants, large factories, and oil refineries — and if it refuses, the Environmental Protection Agency could step in.

AP – The Environmental Protection Agency asked nine natural gas companies Thursday to voluntarily disclose the chemical components used in a drilling technique called hydraulic fracturing.

LiveScience.com – For scientists concerned about greenhouse gas emissions, cow farts are nowhere near as problematic as their methane-laden belches. Now a new oregano supplement could stem the burps and reduce the potent methane emissions.

AP – Alaska Gov. Sean Parnell says the state is suing to overturn the federal suspension of offshore drilling in Arctic Ocean waters.

AP – A major U.S. union is asking the Obama administration to crack down on various Chinese trade practices which it says are robbing American workers of jobs in the burgeoning field of clean energy such as solar and wind power.

AP – Alabama seafood market owner David Scott faces a difficult decision as he tries to rejuvenate his business after the Gulf oil spill: He can accept a piece of BP’s $20 billion claims fund — relatively fast, easy money — or sue the oil giant for a bigger payday, wait years and risk ending up with nothing.

AP – Federal officials say they’re stepping up plans to release sea turtles that were stranded and rescued during the Gulf oil spill and study how they’ve been affected.

AP – Something was wrong.

AP – Oil giant BP PLC said in an internal report released Wednesday before a key piece of evidence has been analyzed that multiple companies and work teams contributed to the massive Gulf of Mexico spill that fouled waters and shorelines for months.

AP – Shares in BP PLC have extended gains after the release of an internal report on the disastrous oil spill in the Gulf of Mexico that deflects much of the blame onto contractor Transocean.