Energy:
Renewable energy technologies and systems
energy management
wind engineering 
Water resources
Nuclear Energy Engineering
Hydrogen energy resources
Hydrogen and fuel cells
Energy materials
Clean coal and fossil fuels
Biomass Energy Engineering
Storage Technology
Energy saving technology
Energy Chemical Engineering
Energy equipment
Green building materials
Energy Security
Energy saving lighting products and technologies
New energy vehicles
Electric vehicles
Energy Security and Clean Utilization
Green energy system
Green power production and cogeneration
Wind power generation control
Electrical Automation and Power Engineering
Mechanical Automation Engineering
Energy saving technology:
Building energy-saving technology
Energy saving and environmental protection technology
clean energy
Green energy technology
Sustainable coal utilization and clean coal technology
Natural gas hydrate development technology
Clean production and green chemical technology
Energy Internet technology
energy efficiency 
Hydrogen and fuel cells
Comprehensive utilization of energy
Smart Energy
New energy vehicles
electric vehicle
Environmental resources:
Environment and Materials
Environmental Engineering and Energy
Environmental Engineering and Computer Science
Environmental Engineering and Remote Sensing
Environmental Engineering and Big Data
Environmental Engineering and Electrical Engineering
Environmental Engineering and Machinery
Geological Engineering
Earthquake Engineering
Disaster prevention and reduction
Ventilation and Air Conditioning Engineering Technology
Other related topics are open for submission