Figure 1. Map of Nigeria showing the Oil Producing States in Niger Delta Region (Source: Ite et al. [2])

From

Petroleum Industry in Nigeria: Environmental Issues, National Environmental Legislation and Implementation of International Environmental Law

Aniefiok E. Ite, Usenobong F. Ufot, Margaret U. Ite, Idongesit O. Isaac, Udo J. Ibok

American Journal of Environmental Protection. 2016, 4(1), 21-37 doi:10.12691/env-4-1-3