"Sperm whales feeding even in the most remote reaches of Earth's oceans have built up stunningly high levels of toxic and heavy metals, according to American scientists who say the findings spell danger not only for marine life but for the millions of humans who depend on seafood."

"BP PLC and other big oil companies based their plans for responding to a big oil spill in the Gulf of Mexico on U.S. government projections that gave very low odds of oil hitting shore, even in the case of a spill much larger than the current one."

"Meet BP's Bob Dudley, the human relief well."

A Seaside, Florida, restauranteur whose business and fishing have been harmed by the BP spill has organized a global protest against more offshoe drilling.

"A utility proposal to install smart meters throughout Maryland has been rejected by the state's Public Service Commission, jeopardizing if not ending what had been one of the Obama administration's leading investment commitments to smart grid technologies and consumer energy conservation."

"Federal rules governing pesticide experiments using people as test subjects must be rewritten and issued for public comment under a new agreement reached between the U.S. Environmental Protection Agency and public health groups, farm worker advocates and environmental organizations."

"BP PLC has applied 272,000 gallons of dispersants to the surface of the Gulf of Mexico in the four weeks since U.S. EPA directed the company to stop using the chemicals, except "in rare cases" when other approaches to fighting the ongoing oil leak proved unworkable, according to government records."

After a change in counting methods, the number of Gulf spill response worker illnesses has more than tripled.

"World leaders will give final approval on a plan to radically overhaul the global climate change debate at summit meetings in Toronto this weekend in the hope of breaking the deadlock in talks for an international emissions-reduction deal, the Toronto Star has learned."

"A congressional stampede to pass  oil spill legislation gathered momentum Thursday as a Senate committee voted to impose tougher penalties on water polluters, and lawmakers unveiled a comprehensive bill to strengthen environmental and safety rules on offshore drilling."