Osifo, J.O. and Ogumeyo, A. 2026. Application of ERT and VLF-EM Methods for Mapping Leachate Pollution from Agro-Processing Waste in Oghara, South-South Nigeria. Nigerian Journal of Physics. 35, S (Aug. 2026), 46–56. DOI:https://doi.org/10.62292/njp.v35(s).2026.657.