[1] Department of Geology, Faculty of Science, Ekiti State University, P.M.B., Ado Ekiti,Ekiti State,5363, Nigeria
[2] Energy, Environmental & Nanosciences Group, Faculty of Science, Ekiti State University, P.M.B, Ado Ekiti,Ekiti State,5363, Nigeria
[3] National Centre for Petroleum Research and Development, Abubakar Tafawa Balewa University, P. M. B, Bauchi,Bauchi State,0248, Nigeria
[4] Department of Ecology & Resources Management, University of Venda, Private Bag X5050, Thohoyandou,Limpopo,0950, South Africa
[5] University of Kentucky, Centre for Applied Energy Research, 2540 Research Park Drive, Lexington,KY,40511, United States
[6] University of Kentucky, Department of Earth & Environmental Sciences, Lexington,KY,40506, United States