(The following topics include but are not limited to)
Topic 1: New Energy Materials
Intelligent materials
magnetic material 
nanometer material
Combustible ice
Coalbed methane
Wave energy
Microbial fermentation
Superconducting materials
Solar cell
Hydrogen storage material
Energy storage materials
New battery materials
Topic 2: Energy saving Technologies
photovoltaic
Wind power
compressed air
Energy harvesting/storage
Offshore wind power
Electrochemical energy storage
Carbon reduction technology
Greenhouse gas treatment
New energy vehicles
Green technology
Biogas/natural gas development
Topic 3: Environmental Restoration
Carbon Neutrality
Carbon peak
Residual temperature collection
energy efficiency 
Low carbon technology
environmental science
Resource integration
Green lighting
circulatory system
Waste recycling and utilization
Comprehensive utilization of resources
Other related topics