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AGRICULTURE
irrigation
pesticides/herbicides/fungicides
BIOLOGY
algae
fish
invertebrates
macrophytes
microbiological processes
toxicology
CHEMISTRY
biogeochemistry
geochemistry
isotopes
CLIMATE
climate variability/change
dendrochronology
drought
ECOLOGY
aquatic ecology
biotic integrity
environmental impacts
environmental indicators
riparian ecology
ECONOMICS
water quality economics
water scarcity economics
GEOGRAPHY
alpine
arid lands
estuaries
forests
lakes
rangeland
rivers/streams
urban areas
watersheds
wetlands
GEOLOGY
erosion
fluvial processes
geomorphology
paleohydrology
sediment
soils
HYDRAULICS
flooding
hydraulic structures
hydrodynamics
open channel flow
sediment transport
wells
HYDROLOGY
aquifer characteristics
evapotranspiration
ground water hydrology
hydrologic cycle
hyporheic zone
infiltration
karst hydrology
meteorology
precipitation
recharge
runoff
snow hydrology
surface water hydrology
surface water/ground water interactions
vadose zone
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INFORMATION MANAGEMENT
data management
education
instrumentation
monitoring
public participation
quality assurance/quality control (QAQC)
remote sensing
statistics
LAND CHANGE/DISTURBANCE
fire
land use/land cover change
urbanization
LAW/POLICY REGULATION
environmental regulations
ethics
sociology
water law
water policy
MODELING
computational methods
decision support systems
geospatial analysis
optimization
risk assessment
simulation
stochastic models
time series analysis
WATER QUALITY
drinking water
environmental sampling
metals
nonpoint source pollution
nutrients
organic chemicals
point source pollution
public health
temperature
transport and fate
turbidity
WATER RESOURCES MANAGEMENT
best management practices (BMP's)
bioremediation
ground water management
ground water remediation
interbasin transfers
planning
restoration
source water protection
storm water management
sustainability
watershed management
water allocation
water conservation
water supply
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