Ecotourism:
Sustainable development of tourism industry
Tourism Environment and Protection
Green tourism consumption
Ecotourism and Economic Benefits
The Resource Structure of Ecotourism
The Economic Value of Ecotourism
Structure and Objectives of Ecotourism Planning
Geology and Tourism
Geological and Geomorphic Tourism Environment
Medical tourism and health industry
The Transformation and Innovation of the Tourism Industry
Regional tourism development
Tourism and Natural/Environmental Sustainability
Environmental resources and territorial management
Climate change solutions
Environmental protection
Green Energy and Technology
Resources, Environment, and Tourism Development
Tourism and Agriculture/Tourism and Energy
Urban and rural planning:
Urban Design and Public Space
Sustainable Urban Planning
Land use efficiency and optimization
Integrated Transportation System Planning
Economically affordable housing and social housing policies
Livable City Indicators and Evaluation
Protection and Reuse of Historical Buildings
Urban Big Data and Decision Support System
Urban risk assessment and emergency planning
Land policy reform and its impact
Urban Planning Education and Training
Economic industry:
Internet economy
Big Data Finance
Internet finance
Economic big data
Business big data
Financial technology
Financial Engineering
Digital finance
Economics
Economic theory
Innovation Economy
World economy
Agricultural economy
Energy saving economy
Supply chain
Green Economy
Population, Resources, and Environmental Economics
National Economics
Regional economics 
Finance Studies
Finance
Industrial Economics
International Trade Studies
Labor Economics
Statistics
Quantitative Economics
Defense Economy