BP well may be capped, but oil’s damage is far from over
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 NEW ORLEANS — BP may be on the verge of capping the well which has been gushing oil into the Gulf of Mexico, but the cleanup is far from over and the damage to the region’s environment and economy could last decades. An estimated two to four million barrels  of oil have poured into the sea since the BP-leased Deepwater Horizon  drilling rig sank spectacularly on April 22, and if the higher end of  that range is correct it is the largest accidental discharge in history. Some  has been skimmed or burned off the surface. About 40 percent of the oil  has likely evaporated and naturally occurring microbes will help to  eventually break down a large chunk of the rest. But  there is still a vast amount of oil floating at all levels of the water  column and spreading out for hundreds of miles in thousands of surface  slicks which have sullied hundreds of miles of shoreline from Texas to  Florida. “Eventually a lot of that oil will settle  to the bottom and in storms it’ll just keep washing up on  beaches,” Paul Montagna, an ecologist with the Harte Research Institute  for Gulf of Mexico studies, said in a telephone interview.“That’s going to go on for 10 years, maybe 20. That was  our experience with the Ixtoc spill off Mexico in 1979.”.... MORE Source: The Daily Tribune URL: http://www.tribuneonline.org/commentary/20100715com3.html | 
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