Omozemoje Ayobami Aigberua, Pearce Dokumo Okumoko, Distribution Spread and Environmental Risk Status of Pb, Cd And Cr in Soils of an Open-Air Waste Dumpsite along Tombia/Amassoma Road in Yenagoa Metropolis, Journal of Plant and Animal Ecology, Volume 1, Issue 3, 2020, Pages 29-43, ISSN 2637-6075, (https://openaccesspub.orgjpae/article/1329) Keywords: Tombia-Amassoma waste dumpsite; green house gases (GHGs); persistent organic pollutants (POPs); heavy metal micro-pollutants; regulatory stipulation.