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. 2019 Jan 3;16(1):114. doi: 10.3390/ijerph16010114

Table 3.

Urbanization, eco-environment subsystems and variables.

Subsystem/Inflows Indicator
Internal variables Urbanization Demographic Urban/rural population
population growth rate
population density
Society Employment/unemployment rate
Life expectancy per capita
Basic social security coverage
Investment in education
Investment in public health care
Economy GDP
GDP of primary, second and tertiary industry
Urbanization Rate
Infrastructure Highway mileageInfrastructure coverage
Mobile phone/Network coverage
Traffic volume of different transportation systems
Governance/Innovation Investment in science and technology innovation
Government revenue/expenditure
Eco-environment Air Sulphur Emissions
Nitride emission
PM2-5/PM10 content
Creature Species diversity/number of endangered species
Territorial Area of construction land
Grassland/woodland/arable land (coverage)
Energy/Resources Renewable energy consumptionEnergy (per unit) consumption
Water Living water consumption
Industrial water consumption
Agricultural water consumption
Sewage treatment
External flow Globalization
Mega Project
National Policy
Climate Change
Actual use of foreign capital
Foreign direct investment
Total import and export trade
Population immigration/emigration rate
Agricultural production
Average temperatures
Greenhouse gas concentration
Subsystem/inflows Indicator
Internal variables Urbanization Demographic Urban /rural population
population growth rate
population density
Society Employment/unemployment rate
Life expectancy per capita
Basic social security coverage
Investment in education
Investment in public health care
Economy GDP
GDP of primary, second and tertiary industry
Urbanization Rate
Infrastructure Highway mileage
Infrastructure coverage
Mobile phone/Network coverage
Traffic volume of different transportation systems
Governance/Innovation Investment in science and technology innovation
Government revenue/expenditure
Eco-environment Air Sulphur Emissions
Nitride emission
PM2-5/PM10 content
Creature Species diversity/number of endangered species
Territorial Area of construction land
Grassland/woodland/arable land (coverage)
Energy/Resources Renewable energy consumption
Energy (per unit) consumption
Water Living water consumption
Industrial water consumption
Agricultural water consumption
Sewage treatment
External flow Globalization
Mega Project
National Policy
Climate Change
Actual use of foreign capital
Foreign direct investment
Total import and export trade
Population immigration/emigration rate
Agricultural production
Average temperatures
Greenhouse gas concentration