Arsenic, lead and cadmium in mango-associated soils and fruit from a wastewater-influenced agricultural system in Tanzania: a screening-level dietary risk assessment.
Wastewater reuse in agriculture is expanding in water-stressed and rapidly urbanising regions, raising concerns about toxic-element accumulation in soils and edible crops. This study assessed arsenic (As), lead (Pb), and cadmium (Cd) in rhizosphere soils and mango (Mangifera indica L.) fruits from a wastewater-influenc...