Columbia subject headings:
Harvard subject headings:
Environmental law--Nigeria
Niger River Delta (Nigeria)--Environmental conditions.
Petroleum industry and trade--Corrupt practices--Nigeria.
Petroleum industry and trade--Environmental aspects--Nigeria--Niger River Delta.
Petroleum industry and trade--Nigeria--Niger River Delta.
Petroleum law and legislation--Nigeria.
Political corruption--Nigeria
Princeton subject headings:
Environmental law--Nigeria.
Niger River Delta (Nigeria)--Environmental conditions.
Petroleum industry and trade--Corrupt practices--Nigeria.
Petroleum industry and trade--Environmental aspects--Nigeria--Niger River Delta.
Petroleum industry and trade--Nigeria--Niger River Delta.
Petroleum law and legislation--Nigeria.
Political corruption--Nigeria.