Classification
GAN - Geosciences - mathematical methods, computer applications
319
UAN - Environment - mathematical methods, computer applications
28
GSC - Remote sensing
15
GTA - Hydrology - general
15
GTAK - Hydrogeology
15
GTAP - Hydrological investigation methods
13
UPVC - Groundwater
13
MWH - Statistics
12
GKA - Geophysics - general
10
GRA - Meteorology
10
GRAD - Earth atmosphere, weather
8
GRBN - Climatological models
8
GVA - Oceanography
8
GUAC - Geography - cartography
7
GRB - Climatology
6
UMD - Atmospheric models
6
GHHF - Sedimentary basins
5
GSA - Applied geodesy
5
GBAH - Stratigraphy, history of earth
4
GDAC - Seismicity, earthquake engineering
4
GMA - Geochemistry - general
4
GMAD - Organic geochemistry
4
GMP - Geochemical exploration
4
GNA - Geology - soil sciences
4
GUA - Geography - general
4
THQ - Fluid mechanics and dynamics
4
UMV - Climatic change
4
UPK - Water resources, water supply
4
DYK - Image processing
3
EFA - Petroleum, natural gas
3
GKK - Geophysics - applications
3
GPAC - Aquatic biology - geographical aspects
3
GWBA - Raw material resources, raw material reserves
3
TCJB - Digital signal processing
3
UMA - Atmospheric sciences
3
AES - Universities, academies - Germany
2
EGA - Oil shale, oil sands
2
GBEC - Geomorphology
2
GCAA - Regional geology - Germany
2
GDA - Engineering geology - general
2
GHH - Sedimentary petrography - general
2
GKAA - Earth crust, earth mantle, earth core
2
GKKE - Seismic exploration
2
GMAB - Hydrogeochemistry
2
GRBK - Climatological data
2
GUAA - Geography - physical
2
LAN - Biology - mathematical methods, statistics
2
LCV - Ecology - models
2
LWE - Agriculture - general aspects
2
MFB - Linear algebra
2
more ...