Pedzisa mutsara unotevera: Hurongwa hwekuchengetedzwa kwemafuta eU.S. hwakamboshoropodzwa kare, kunyanya nekusakwanisa kufanoona kuputika kukuru kwemafuta kunoitika pasi pegungwa, zvakadai se
Tsaona yeDeepwater Horizon. Nemhaka yeizvi, masayendisiti mazhinji nenyanzvi munharaunda iyi, vakadaidzira kuti pave nenzira inochinja-chinja yokudzora kudonha kwemafuta, umo zviremera zviri nani uye zvinokwanisa kusarudza kubva pane zvakasiyana-siyana zvingasarudzwa zvichienderana nehukuru, ukuru, uye chimiro chekudonha kwemafuta.