1. Renewable Energy Clean Coal Technology
2. Energy Management Technology and Green Building
3. Green Manufacturing, Zero Waste to Landfill and Recycle Technology
4. Nuclear Energy Fission Fusion
5. Sustainable Development and Education
6. Materials Science and Materials Technology
7. Ecosystem Restoration
8. Ecosystems Management
9. Energy and Environment Energy Policy, Planning Management
10. Biofuels Biofuels Cells
11. Solar Energy Photovoltaic Technology
12. Hydrogen Fuel Cell Technology
13. Environmental Technologies
14. Ecosystem Assessment
15. Life Cycle Analysis
16. Environmental Education Human Ecology
17. Novel Synthetic Methodologies towards Sustainability
18. Environmentally improved routes and methods to important products
19. Green Separation
20. Green Chemistry for Safe Water
21. Green Chemistry, Energy Issues and Climate Change
22. Environment, Air Quality
23. Energy Management, Policy, Economics and Sustainability
24. Sustainable Cities, Architecture and Green Buildings
25. Green Design, Products and Manufacturing Processes
26. Smart Grid Smart City Smart Mobility
27. Hydrogen Energy and Hydrogen Production
