 Nyorera kupfuurira kweiyi ndima - Sangano rakabatawo Climate Art Mapato pamberi pekutora chikamu kweMutungamiri Barack Obama ku2009 United Nations Climate Change Conference, misangano yedunhu reCongress kutsigira Environmental Protection Agencys regulatory influence pasi peClean Air Act United States, uye kuratidzira kwekuziva mukupindura BP Gulf mafuta anodonha. Boka racho rakataura richipesana nehurumende yaObama yaibvisa kurambidzwa kwamakore 20 kwokuchera mafuta kweUnited States mumakungwa mwedzi miviri kusati kwaitika kudonha kwemafuta muGulf. 