Two-year UN environmental study finds massive environmental disaster in Nigeria related to oil industry dating back 50 years; extensive pollution of soil and groundwater contaminating community wells; severe damage to vegetation; wetlands and creeks are coated with floating oil destroying the fish habitat; and air polluted with benzene detected in all air samples. ‘Community members at Ogale are drinking water from wells that is contaminated with benzene, a known carcinogen, at levels over 900 times above the World Health Organization (WHO) guideline.’