Dee ihe na-aga n'ihu na paragraf a - Mgbapụta mmanụ a bụ nke atọ kasị ukwuu na United States, nanị "Deepwater Horizon" na "Exxon Valdez" karịrị ya
mmanụ ndị a wụfuru. Ọ rụpụtara na mgbasawanye nke Ngalaba nke ime obodo mpaghara mpaghara na ọwa ma nyere aka na nhazi nke Environmental Protection Agency.