Subject
environmental policy
ecology
10
environmental protection
8
environmental education
7
environmental balance
5
environmental impact statement
5
environmental monitoring
4
agricultural use
3
area planning
3
environmental pollution
3
human ecology
3
biodiversity
2
economic aspect
2
environmental compatibility
2
environmental impact assessment
2
environmental quality
2
environmental research
2
erosion
2
global change
2
landscape
2
nature conservation
2
population ecology
2
soil protection
2
soil science
2
sustainable development
2
urban planning
2
Conservation of natural resources.
1
Environmental ethics.
1
Environmental policy.
1
Environmental sciences
1
Political ecology.
1
animal welfare
1
biotope
1
climatic change
1
ecological biochemistry
1
ecosystem
1
environmental ethics
1
environmental impact
1
environmental program
1
ethical aspect
1
gene
1
global analysis
1
global aspect
1
global warming
1
plant protection
1
political aspect
1
resource assessment
1
risk assessment
1
social aspect
1
social science
1
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