Earth and Planetary Sciences
Evaluation
100%
Passenger
100%
Energy Efficiency
100%
Exhaust Emission
100%
Country
28%
Serbia
21%
Cost
14%
Fossil
14%
Need
7%
Literature
7%
Investigation
7%
Traffic
7%
Hydrocarbon
7%
Carbon Dioxide
7%
Environmental Impact
7%
Environmental Effect
7%
Fossil Fuel
7%
Nitrogen Oxide
7%
Carbon Monoxide
7%
Purchase
7%
Environmental Target
7%
Combustion Product
7%
Fuel Consumption
7%
Economics, Econometrics and Finance
Demand
100%
Costs
100%
Greenhouse Gas Emissions
100%
Energy Conservation
100%
Environmental Impact
50%
Consumption
50%
Emission Reduction
50%
Social Sciences
Evaluation
100%
Efficiency
100%
Methodology
100%
Motor Vehicles
100%
Serbia
21%
Costs
14%
Fossils
14%
Human Activities Effects
14%
Problem
7%
Literature
7%
Economic and Social Development
7%
Carbon
7%
Purchase
7%
Fuels
7%
Traffic
7%
Fossil Fuel
7%
Serbian
7%
Carbon Dioxide
7%
Combustion
7%