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      Impact of Tropical Environment on Lubricant ManufacturingProc. 7th African-USA International Conferece on Manufacturing Tech. Network of African Engineers and Scientists
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      Agriculture Teacher Education Programmes for the Impact of Universal Basic...1st Annual Conferences on the Universal Basic Education Implication and Logistics Initiatives at the University of Nigeria, Nsukka, 3rd July.
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      Impact of gas flaring on the vegetation and soil in the oil producing areas...Geography and National Development. Udofia, E.P and Ituen, U.J (Eds). A Publication of the Department of Geography and Natural Resources Management, University of Uyo (in press)
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      Impact of Population Pressure on Health and Productivity in NigeriaAfrican Journal of Cultural, Religious, Educational and Environmental Sustainability, edited by Prof. C. O. T. Ugwu, pp. 13-140