<prompt> Bhala ukuqhubeka kwalesi sigaba - Ngemva kwenhlekelele ye-Exxon Valdez  <response>: , ukukhala komphakathi kwaba namandla kangangokuthi iziphathimandla zaphoqeleka ukuba zithathe izinyathelo zokuvimbela. Ikakhulukazi ukwakheka kwesikhumba esiphindwe kabili kwakuthandwa futhi nakuba lokhu kungeyona into engcono kakhulu kuzo zonke izimo, ngenxa ye-OPA 90, lokhu kuyindlela kuphela esetshenziswayo okwamanje. 