Nigeria is one of world 's richest oil states ; people are among poorest in world . Nigerian agency : $ 300 billion to $ 400 billion in oil profits lost , stolen . The August spill was a result of a leak from an old pipeline that had corroded . Militant group , attacks oil pipelines , demands profits given to Nigerian people . UN : Niger Delta has had more than 6,000 accidents ; three times more than Exxon spill .
Nigeria is one of world 's richest oil states ; people are among poorest in world . Nigerian agency : $ 300 billion to $ 400 billion in oil profits lost , stolen . Militant group , attacks oil pipelines , demands profits given to Nigerian people . UN : Niger Delta has had more than 6,000 accidents ; three times more than Exxon spill .