Pedzisa mutsara unotevera: Kutevera kuparadzwa kwaApril 2010 kwe "Deepwater Horizon" panguva yekuchera tsime reMacondo, uye mhedzisiro
mafuta, mabasa ose okuongorora pane matsime 33 ari kuongororwa muGulf of Mexico, kusanganisira Tiber, akamiswa. Zvirinani zvikwata zviviri zvingadai zvakashandiswa kukudziridza Tiber zvinoshandiswawo pamaburi okuzorodza echitubu chakatsemuka.