FILE PHOTO: A view shows a tower flaring gas at an LNG processing plant operated by Shell and others in Bonny Island, in Rivers state, Nigeria June 21, 2017. Picture taken June 21, 2017. REUTERS/Paul Carsten/File Photo
FILE PHOTO: A view shows a tower flaring gas at an LNG processing plant operated by Shell and others in Bonny Island, in Rivers state, Nigeria June 21, 2017. Picture taken June 21, 2017. REUTERS/Paul Carsten/File Photo