Classification
URA - Soil chemistry
16
GNA - Geology - soil sciences
3
LWH - Agriculture - soil sciences
3
UKB - Environmental effects and energy
2
GHHD - Sedimentary transport, sedimentation
1
HYB - Public health, health politics
1
HYE - Environmental health
1
LCN - Ecology - soil sciences
1
LCNA - Soil microbiology
1
LTN - Biotechnology - biodegradation
1
LWVC - Plant protection
1
UCS - Environmental chemistry
1
UHCH - Urban areas
1
UPN - Water protection, water quality, clean water
1
USGH - Contaminated sites
1
UUD - Ecotoxicology
1
UVC - Environmental chemicals, hazardous materials - general aspects
1
UVW - Special effects of hazardous materials
1