3 Natural Sciences
313 Atmospheric Science and Oceanography
31301 Atmospheric Science
318 Water Research
31801 Hydrogeology, Hydrology, Limnology, Urban Water Management, Water Chemistry, Integrated Water Resources Management
317 Geography
34 Geosciences (including Geography)
thesaurus name >
- Title DFG
ecosystem
HYDAT
sediment
historical station information
environment
water quantity monitoring
Municipal Water and Wastewater Survey MWWS