Agriculture & Biology
subsurface drainage
81%
drainage systems
72%
hydrology
69%
cold zones
63%
drainage
51%
snowmelt
18%
water quality
12%
infiltration (hydrology)
7%
water management
7%
surface water
7%
evapotranspiration
6%
soil
6%
spawning
5%
freezing
5%
spatial distribution
5%
water
2%
Medicine & Life Sciences
Hydrology
100%
Cold Climate
81%
Drainage
44%
Water Quality
10%
Soil
8%
Water
4%
Freezing
3%
Cold Temperature
3%
Earth & Environmental Sciences
drainage system
52%
hydrology
43%
drainage
38%
snowmelt
8%
water quality
5%
cold region
4%
drainage water
4%
land
4%
spawning
3%
drain
3%
freezing
3%
evapotranspiration
3%
water management
3%
spacing
3%
soil
3%
infiltration
3%
surface water
2%
decision
2%
analysis
2%
simulation
1%
water
1%
Engineering & Materials Science
Hydrology
78%
Drainage
55%
Water quality
8%
Evapotranspiration
6%
Soils
5%
Surface waters
5%
Water management
4%
Value engineering
4%
Infiltration
4%
Freezing
4%