This is a study of the effects of a proposed action or project on the environment. This study, to a large extent, will identify the likely adverse effects which the proposed action or project may have on the environment. Legislatively, Decree No. 86 of 1992 makes it compulsory for every prospective industry/large project in Nigeria to undertake an EIA Study to be submitted to the Federal Ministry of Environment and the concerned Federal and State agencies for approval before the commencement of such industry/project.