"A lethal torrent of toxic red sludge from a metal refinery engulfed towns in Hungary, burning villagers through their clothes and threatening an ecological disaster Tuesday as it swept toward the Danube River."

"Congress Friday unanimously passed and sent to the President the first authorization bill the U.S. Coast Guard has had since 2006. The measure strengthens oil spill protections, saves taxpayer dollars by overhauling a failed Coast Guard acquisitions program and sets new fishing vessel safety standards."

"Oil industry and government officials could get caught flat-footed again by another deep-water blowout in the coming months because they have yet to incorporate many of the lessons learned during the BP disaster, experts inside and outside the business tell The Associated Press."

Federal investigators will be looking for key information about pressure tests, decision making and BP's safety culture when the next round of hearings begins Monday to determine the cause of the Gulf of Mexico rig explosion and oil spill."

"The Interior Department tightened its rules on offshore oil  and gas operations on Thursday but left in place the moratorium on deepwater drilling that has left oil executives frustrated and Gulf Coast officials fuming."

"The National Oil Spill Commission continues its investigation into the Deepwater Horizon explosion and spill, but the president's panel remains hampered by its inability to compel key witnesses to testify and turn over documents. Senate Republicans blocked a bill to grant the commission subpoena power in July. Now the Senate has gone home once without moving the measure forward."

In Pakistan, "Floodwaters have receded but left small children, women and the elderly battling to survive on food handouts in refugee camps on roadsides, increasingly angry at a government they say has failed them." The inadequacy of flood relief is weakening the incumbent Pakistani government and strengthening Taliban for a takeover of that nuclear-armed country. This has sparked speculation about a possible coup by Pakistan's army against the current civilian government. It has also raised concerns about the viability of the U.S. military strategy in Pakistan and Afghanistan. Some analysts view the situation as an example of how climate change may threaten U.S. security in the future.

"BP has agreed to pay a record $15 million fine to the federal government for air pollution violations at its troubled Texas City refinery."

"University researchers said on Thursday they recently found alarming levels of cancer-causing toxins in an area of the Gulf of Mexico affected by BP's oil spill, raising the specter of long-lasting health concerns."

"Cuba is expected to begin drilling offshore for oil and gas as soon as next year in waters deeper than those the Deepwater Horizon rig was drilling in when it exploded in the Gulf of Mexico in April."