Original sentence: A new ministry called Niger Delta Ministry is created now [2008], to address the niger delta issue by the pressent government [president: umaru musa yaradua] but most niger deltans view it as  a distraction from the federal government since they also have the NIGER DELTA DEVELOPMENT COMMISSION [NDDC] in place too.The Niger Delta Development Commission (NDDC) was established by President Olusegun Obasanjo with the sole mandate of developing the oil-rich Niger-Delta region of southern Nigeria
Edited sentence: The Niger Delta Development Commission (NDDC) was established by President Olusegun Obasanjo with the sole mandate of developing the petroleum-rich Niger-Delta region of southern Nigeria