"In the aftermath of a deadly gas explosion in San Bruno this year, a Sacramento school district is considering the unthinkable: Closing a school in the middle of the school year and transferring all its students to another campus or campuses."

"Failure to manage the risks of a complex well and to learn from an earlier narrowly missed disaster contributed significantly to the Deepwater Horizon disaster in the Gulf of Mexico, a panel investigating the BP oil spill said Wednesday."

"The panel named by President Obama to investigate the BP Deepwater Horizon blowout on Tuesday rejected a call by a consumer activist group for the resignation of its chief counsel, Fred H. Bartlit Jr. The group, Consumer Watchdog, said that the panel should dismiss Mr. Bartlit because his law firm, Bartlit Beck Herman Palenchar & Scott, once represented Halliburton, one of the companies involved in drilling the BP well."

"They wind underground beneath homes, across plains and through the state's most populous cities. And, according to a Houston Chronicle investigation, more than half of the major natural gas transmission lines in Texas were laid more than 40 years ago and now are vulnerable to failure."

"An environmental group has filed a formal notice that it will sue the Environmental Protection Agency and the Coast Guard for authorizing oil dispersants without studying how they'll affect Alaska's polar bears, Cook Inlet beluga whales, Steller sea lions and other imperiled species."

The Pew Environmental Group Thursday released a detailed report concluding that the risks of a blowout in Alaska's Beaufort Sea could be even worse than the Deepwater Horizon blowout in the Gulf.

"A national environmental group is threatening to sue over the federal government's oil spill emergency response plan for Alaska, saying regulators violated the law by not studying whether using chemicals to disperse oil spills would harm the state's endangered and threatened marine species."

"The White House rewrote crucial sections of an Interior Department report to suggest an independent group of scientists and engineers supported a six-month ban on offshore oil drilling, the Interior inspector general says in a new report."