Climate change, Population growth, Impacts, Water stress, Ecological zones, Nigeria.
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 A. Nahlah, S. A. Wasimi, and N. Al-Ansari, "Impacts of climate change on water resources of Greater Zab and Lesser Zab Basins, Iraq, using soil and water assessment tool model," International Journal of Environmental, Chemical, Ecological, Geological and Geophysical Engineering, vol. 11, pp. 823-829, 2017. Available at: 1307-6892/10007957.
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 E. D. Coffel, B. Keith, C. Lesk, R. M. Horton, E. Bower, J. Lee, and J. S. Mankin, "Future hot and dry years worsen Nile Basin water scarcity despite projected precipitation increases," Earth's Future, vol. 7, pp. 967-977, 2019. Available at: https://doi.org/10.1029/2019ef001247.
 M. Hosea, S. Julich, S. D. Patil, M. A. McDonald, and K.-H. Feger, "Relative contribution of land use change and climate variability on discharge of upper Mara River, Kenya," Journal of Hydrology: Regional Studies, vol. 5, pp. 244-260, 2016. Available at: 10.1016/j.ejrh.2015.12.059.
 F. Kara, "Effects of climate change on water resources in Omerli Basin," An Unpublished PhD Thesis of Department of Geodetic and Geographic Information Technology, Submitted to the Graduate School of Natural and Applied Sciences of Middle East Technical University, Turkey, 2014.
 L. Guoyong, M. Huang, N. Voisin, X. Zhang, G. R. Asrar, and L. R. Leung, "Emergence of new hydrologic regimes of surface water resources in the conterminous United States under future warming," Environmental Research Letters, vol. 11, p. 114003, 2016. Available at: https://doi.org/10.1088/1748-9326/11/11/114003.