Ecological and environmental protection
Environmental remediation
Carbon neutrality
Carbon peak
Residual temperature collection
Energy efficiency 
Low carbon technology
Waste recycling and utilization
Comprehensive utilization of resources
Environmental science
Resource integration
Green lighting
Circulation system, etc
Sustainable development
Sustainable Development Goals
Ecological economy
Circular economy
Purple Economy
Low-carbon economy
Fair trade
Green living
Corporate Social Responsibility 
Sustainable entrepreneurship
Sustainable economic development
Ecology and Circular Economy