Air pollutants: heavy metals
Airborne, impact, criteria air contaminants, heavy metals, toxics, reaction, sources
Services and information
Main emission sources
Sources, industrial processes, fossil-fuel combustion, transportation, waste incineration, products.
Heavy metals overview
Sources, fine particles, persistent organic pollutants, hazardous air pollutants, micronutrients.
Heavy metals history
Human activities, lead emissions, transboundary disputes, regulations, international agreements.