Part 1: Introduction: Fundamental aspects and challenges 1. Introduction to environmental problems, challenges and existing approaches 2. Green technologies for synthesis of metal- oxides developed for environmental applications 3. Metal oxide nanoparticles and their physicochemical properties Part 2. Environmental monitoring using metal oxide sensors 4. Metal-oxide based gas sensors in environmental monitoring 5. Metal oxide-based sensors for water quality control 6. Application of metal-oxide based materials in sensors for combustion control 7.

Test methods for the evaluation of soil contamination 8. Metal oxides for radiation detection (such as Gamma and x-ray) Part 3. Environmental remediation technologies based on metal oxides using 9. Metal oxide adsorbents for gaseous pollutant removal (NOx, CO, decarbonization, SO2, volatile organic compounds, comparison with other adsorbents, etc.) 10. Metal-oxide based materials for degradation of gas and volatile organic pollutants by photo-catalysis 11. Application of metal-oxide based materials for heavy metal removal from water stream 12. The use of adsorbents based on metal oxides for water purification from emerging organic pollutants 13.

Remediation of organic pollutants from soil through metal-oxide adsorbents 14. Remediation of heavy metals from soil through metal-oxide adsorbents 15. Use of mixed-metal cathodes in electrochemistry for pollutants removal 16. Current biomedical applications of metal oxide nanoparticles 17. Metal-oxide based materials for degradation of pollutants by photo-catalysis on liquid phase Part 4: Economics, commercialization, and case studies of metal oxides used for environmental remediation 18. Economic and commercialization of metal oxide-based materials used for the mitigation of environmental problems 19. Industrial metal oxide nanomaterials and their industrial applications: Current challenges, future prospects, ideal substitutes, and case studies.