>You made the claims once. I offered evidence in refutation. The ball is still in your court if you wish to return volley.

I already provided the evidence. Because you choose to ignore it doesn't make it any less true.

Here's some reading for you, chief:

http://english.aljazeera.net/indepth/features/2011/03/201138152955897442.html

http://news.nationalgeographic.com/news/2010/08/100819-gulf-oil-spill-bp-underwater-plume-science-environment/

http://articles.orlandosentinel.com/2011-05-30/business/os-gulf-spill-research-weekender-20110528_1_gulf-oil-spill-bp-disaster-crude-oil