Chapter1. Lower Gangetic delta: An overview._Chapter2. Aquatic status of Gangetic estuaries -- Chapter3. Heavy metal status in the lower Gangetic delta -- Chapter4. Nutrient level in the lower Gangetic estuaries -- Chapter5. Pesticide level in the lower Gangetic delta -- Chapter6. Climate change and pollution -- Chapter7. Pollution from aquaculture -- Chapter8. Monitoring and management of poll…