Heavy metals concentration in the sediment load of river kalpani at district nowshera, khyber pakhtunkhwa Pakistan Journal title: Journal of Biodiversity and Environmental Sciences (JBES) Authors: Iram Alam Sthanadar, Aftab Alam Sthanadar, Benazir Begum, Naila Alam Astanadar, Muhammad Ishaq, Meh... Subject(s): Biological Sciences, Environmental Sciences, Biology