List of Articles Diagnostic ratios Open Access Article Abstract Page Full-Text 1 - Contamination of arable topsoil by organic and inorganic pollutants around petroleum products handling facilities Gregory Sikakwe Bennet Ilaumo 10.30495/ijes.2022.1943042.1663 Open Access Article Abstract Page Full-Text 2 - Biomonitoring of Heavy Metals in Blood and Urine of African Children from OwerriMetropolis, Eastern Nigeria Andrew Verla Wirnkor Verla Ngozi Ajero Medo Lele Chioma Ugochukwu Ngozi Enyoh Christian 10.22034/jchr.2019.664161 Open Access Article Abstract Page Full-Text 3 - Sources and Cancer Risk Exposure of Polycyclic Aromatic Hydrocarbons in Soils from Industrial Areas in Southeastern, Nigeria Uchechi Onyedikachi Chuka Belonwu Mattew Wegwu Emmanuel Ejiofor Mattew Awah 10.22034/jchr.2019.668185