Pedzisa mutsara unotevera: Somunhu anotungamirira muhurumende pakuchera mugungwa, akashora nhamburiko dzeDemocratic dzokugumisa muitiro uyu pashure pokunge hurumende yeUnited States yazivisa kuti yakanga isingachadi kucherwa kwemvura.
Kuputika kwemafuta paExxon Valdez muna April 1989.