BP oil spill left a 10 million gallon 'bathtub ring' of oil on Gulf of Mexico seafloor

(NaturalNews) An explosion and fire on a BP oil rig off the coast of Louisiana killed 11 workers and sent nearly 200 million gallons of oil plunging into the ocean four years ago, causing lasting and unforeseen negative environmental effects.While the true, immediate effects of...

from NaturalNews.com http://www.naturalnews.com/047662_oil_spill_Gulf_of_Mexico_bathtub_ring.html