SUBJECT
Global warming
Environmental aspects
8
Greenhouse effect, Atmospheric
7
Economic aspects
5
Government policy
4
Greenhouse gases
4
Climatic changes
3
Costs
2
Emissions trading
2
Environmental economics
2
Forests and forestry
2
Land use
2
Uncertainty
2
Air
1
Atmospheric carbon dioxide
1
Carbon dioxide mitigation
1
Carbon sequestration
1
Citizen participation
1
Climactic changes
1
Consumption (Economics)
1
Deforestation
1
Economic development
1
Effect of global warming on
1
Energy policy
1
Environmental impact changes
1
Environmental justice
1
Environmental policy
1
Environmental protection
1
Environmetal policy
1
Food crops
1
Food supply
1
Forest management
1
Global temperature changes
1
Grain
1
International cooperation
1
International economic relations
1
Macroeconomics
1
Mathematical models
1
Pollution
1
Population
1
Refuse and refuse disposal
1
Renewable energy sources
1
Tropics
1
Water table
1
Yields
1