Section-1: Biomarkers: General overview, types, significance, and limitationsSection-2: New trends in biological monitoring: Molecular approaches and challenges 1. Planktons as biomarker of environmental pollution 2. Plants as a biomarker for monitoring environmental pollution 3. Animals as a biomarker of contamination 4. Biomarkers for the detection of water pollution in lakes and river 5. Biomarkers for the detection of marine pollution 6. Biomarkers for the detection of air pollution 7. Biomarkers for the detection of soil pollution 8. Biomarkers for toxicity detection 9. Biomarkers for the biodiversity loss, degradation of pollutants and restoration of degraded ecosystem 10. Case studies of the biomarkers 11. Molecular Biomarkers: Their significance and application in pollution monitoring 12. Multiple biomarker responses (serum biochemistry, oxidative stress, genotoxicity, and histopathology) 13. Microbial biomarkers for detection of environmental pollution 14. Biomarkers for the disease identification 15. Validity and limitations of biomarkers in environmental health studies. 16. Biomarker based tools to assess environmental and chemical stressors in the environment. 17. New trends in biological monitoring: relevance of biomarkers to genetic ecotoxicology 18. Relevance of Big Data in environmental biomonitoring. 19. Artificial intelligence (AI) and its application in environmental biomonitoring 20. Interconnection of environmental biomonitoring and human health monitoring: A holistic insight for ecological management.