Topic 1: Building Energy saving Technology
Design and Practice of Ultra Low Energy/Near Zero Energy Buildings
High performance building enclosure structure technology
Efficient HVAC System and Intelligent Control
Building energy consumption monitoring and intelligent operation and maintenance
Energy saving renovation and improvement of existing buildings
Green Building Evaluation System and Standards
Indoor environmental quality of healthy buildings
Optimization of building sound, light, and thermal environment
Building Air Quality and Ventilation Technology
Stereoscopic Landscape Architecture and Ecological Design
Accounting method for carbon footprint of the entire life cycle of buildings
Hidden carbon in building materials and application of low-carbon materials
Carbon emission control in the construction process of buildings
The carbon neutrality technology path during the construction operation phase
Monitoring and Assessment of Building Carbon Emissions at the Urban Scale
Topic 2: Green Energy
Renewable energy engineering (solar energy, bioenergy, wind energy, nuclear energy, hydrogen energy, etc.)
Traditional energy engineering (traditional electricity such as coal, oil, natural gas, etc.)
Energy materials
Energy storage technology
Energy saving technology
Energy and Chemical Industry
Energy Security and Clean Utilization
Hazardous solid waste management
Sustainability of Society and Environment
Energy equipment and technology
Thermophysics and Thermal Energy Engineering
Clean energy technology
Energy storage technology
Green energy development technology
Natural gas hydrate development technology
Renewable energy development technology
Geothermal and hydrogen energy development technology
Energy saving technology
Thermal and Power Engineering
Clean Development Mechanism 
Thermal, Hydraulic, and Safety Analysis of Nuclear Reactors
Non steady state thermodynamics
Theme 3: Resilient Cities
Resilience of urban infrastructure
Ecological resilience
Community resilience
Big Data and Urban Resilience Management
Intelligent Transportation System
Renewable Energy and Urban Energy System
Technical resilience
Environmental safety assessment and resilience design
Resilience and Safety in Architectural Design
Climate Change and Urban Resilience
Digital resilience and smart cities
Urban application of renewable energy
Construction of Social Space in Cities
Urban ecosystem services, etc