Tag: heavy metal pollution

Important for: UPSC, Haryana HCS, Punjab PCSPrelims: Mekong River, rare earth minerals, pollutionMains: GS Paper 1 & 3 — Geography, Environment, Biodiversity Why in News? Toxic runoff from rare earth mining activities is polluting tributaries of the Mekong River, raising serious concerns about environmental damage and food security in Southeast Asia. About the Mekong River…