1. USGS Thesaurus
Categories > sciences > earth sciences
hydrology
Branch of earth science that deals with water as it occurs in the atmosphere, on the surface of the ground, and underground.
This category is also used with maps and atlases for hydrologic maps
Subtopics
hydrodynamics
See also
domestic well water use
erosion
floods
geologic processes
groundwater quality
hydrogeology
hydrothermal processes
industrial water use
irrigation
limnology
marine water quality
meteorology
mining water use
nutrient content (water)
ocean sciences
oxygen content (water)
power generation water use
precipitation (atmospheric)
river reaches
river systems
salinity
sediment transport
stream discharge
stream-gage measurement
streamflow
surface water (non-marine)
surface water quality
suspended material (water)
wastewater discharge
water circulation
water hardness
water pH
water properties
water quality
water resources
water sampling
water temperature
water use
wetland functions
JSON
XML