Passive air sampling of persistent organic pollutants (POPs) and emerging compounds in Kolkata megacity and rural mangrove wetland Sundarban in India: An approach to regional monitoring
POPs were detected in the air of Kolkata city and Sagar in Sundarban, West-Bengala. HCHs and DDTs showed the highest concentrations of POPs in air. The results are lower than previous studies in urban areas of India. Higher concentration of PCBs and PBDEs were detected at Kolkota urban sites.