An environmental hazard which occurs slowly and unnoticed in the oil-producing region of the Niger Delta of Nigeria is? by Sunday | Jan 3 | Geography JAMB | 0 comments A. erosion B. pollution C. flood D. subsidence Correct Answer: Option B – pollution Users Also Read These:The most common environmental problem in the Niger Delta is?A sample of air was bubbled into water. The PH of…A tuning fork of frequency 340Hz is vibrated just…A major hazard to both human and aquatic life in…Which of the following is not an environmental hazard?