<prompt> Ramba uchinyora ndima iyi - Kwemakore anopfuura 50, paiva nekudonha kwemafuta gore negore muNiger Delta, pasina chaiitwa kudzivirira kudonhazve kwemafuta. Kusvibiswa kwacho hakuna kumbobvira kwacheneswa, nokudaro kuchisiya mvura isinganwi, nyika dzisingabereki uye dzichikonzera rufu rwemhuka dzomusango noupenyu hwemumvura. Mamiriro acho ezvinhu akaenzaniswa neBP oil spill muGulf of Mexico  <response>: . 