Classification
UED - Environmental policy
6
UCA - Environmental problems, man and environment - general aspects
3
UEN - Environmental economy
2
AHPC - Ethics
1
EWA - Energy economy
1
EXA - Energy policy
1
UAM - Environmental models
1
UEA - Environmental policy and economy - general aspects
1
UMV - Climatic change
1
UPK - Water resources, water supply
1
UPN - Water protection, water quality, clean water
1
YEA - Environmental law
1
YPB - Economy - general aspects
1
YRA - Social studies
1
YRC - Technology and society
1
YZA - Politics, political science
1