Mangodo, C., Akemien, N.N., Yusuf, A.S., Bakpolor, V.R., and Oyewole, O.O. 2020. “Trend Analysis of Climatic Variables in the Niger Delta Region Nigeria”. International Journal of Science for Global Sustainability 6 (3):7. https://fugus-ijsgs.com.ng/index.php/ijsgs/article/view/82.