Subject
environmental protection
environmental policy
54
environmental impact assessment
23
environmental law
23
environmental impact statement
21
environmental pollution
19
environmental education
18
environmental impact
15
environmental balance
14
environmental program
10
environmental quality
10
environmental research
10
environmental health
8
environmental monitoring
6
political aspect
6
economic policy
5
environmental compatibility
5
sustainable development
5
climatic change
4
environmental engineering
4
environmental management
3
life cycle assessment
3
marine pollution
3
social aspect
3
social policy
3
social science
3
sociological aspect
3
climate protection
2
climatic impact
2
economic analysis
2
economic aspect
2
economy
2
energy policy
2
energy supply
2
environmental biology
2
environmental chemistry
2
environmental effect
2
environmental model
2
global change
2
immission protection
2
international trade
2
politics
2
risk assessment
2
risk communication
2
society
2
sociology
2
Elbe river
1
European Union
1
agriculture
1
air cleaning
1
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