In 1981, EPA labeled the 26-acre Price's Pit landfill in New Jersey as the most serious environmental problem in the U.S. Thirty years later, a permanent remedy is just beginning and residents nearby are wondering about their long-term health problems.

"On Monday, BP said a cap was capturing 11,000 barrels of oil a day from the well. The official government estimate of the flow rate is 12,000 to 19,000 barrels a day, which means the new device should be capturing the bulk of the oil. But is it? With no consensus among experts on how much oil is pouring from the wellhead, it is difficult -- if not impossible -- to assess the containment cap’s effectiveness."

"Pennsylvania regulators halted work Monday at dozens of unfinished natural gas wells being drilled by the company whose out-of-control well spewed out explosive gas and polluted water for 16 hours last week."

"A series of internal investigations over the past decade warned senior BP managers that the company repeatedly disregarded safety and environmental rules and risked a serious accident if it did not change its ways."