Classification
UCA - Environmental problems, man and environment - general aspects
7
UMV - Climatic change
6
UAA - Environment - reference books
3
URA - Soil chemistry
3
UAD - Environment - comprehensive works
2
UCL - Environmental research
2
UCN - Environmental education
2
UCS - Environmental chemistry
2
UED - Environmental policy
2
UHP - Protection of nature and landscape
2
UVC - Environmental chemicals, hazardous materials - general aspects
2
YRC - Technology and society
2
CTA - Chemical analysis - comprehensive works
1
CTYM - Trace analysis
1
GRBA - Climatology - general
1
LWO - Agricultural ecology, sustainable agriculture
1
UCE - Environmental impact, environmental pollution
1
UCGE - Control of environmental pollution - analytical methods
1
UCJ - Environmental protection - general aspects
1
UCQ - Environmental technology
1
UEA - Environmental policy and economy - general aspects
1
UEN - Environmental economy
1
UHN - Landscape ecology
1
UKA - Environmental damage and energy production
1
UMEE - Clean air planning
1
UMG - Technology of clean air
1
UPP - Water pollution
1
UPT - Water pollution control and measurement
1
UPTN - Inorganic pollutants in water
1
UPVF - Surface waters - streams, rivers, lakes
1
UVCH - Accumulation in biomaterial
1
UVF - Environmental aspects of heavy metals and their compounds
1
UVFD - Environmental aspects of specific heavy metals - cadmium, lead, mercury
1
UVH - Environmental aspects of other metals and their compounds
1
UXA - Environmental radioactivity
1
YED - Law on clean air
1