Exploring drivers of environmental degradation in urban centres of developing countries: a case study.

A serene and pollution-free environment is the desire of the United Nations through its Sustainable Development Goal 11. This research was designed to explore various human endeavours that drive pollution in urban environs in the developing countries with Iwo, Nigeria, as a case study. Out of the four hundred and fifty (450) respondents that were randomly selected, 410 copies of structured questionnaire were completed and returned for analysis.

Bio-tolerance potential and environmental risks assessment of Oreochromis niloticus and Ipomoea aquatica in Agodi Reservoir, Nigeria.

The concentration of nine heavy metals in Oreochromis niloticus and Ipomoea aquatica inhabiting Agodi reservoir, Oyo State, Nigeria were investigated for twelve months. The concentrations of the metals were carried out using PG990 Atomic Absorption Spectrophotometer. The Ecological Risk Quotient (ERQ) was calculated using standard methods while the tolerability was determined with Box Plot analysis.