Earth & Environmental Sciences
river
100%
drought
85%
plastic
77%
rainfall
69%
catchment
66%
streamflow
62%
permafrost
47%
monitoring
45%
soil moisture
45%
groundwater
44%
forecast
34%
microwave
33%
groundwater flow
33%
hydrology
31%
modeling
31%
water
30%
evaporation
30%
radar
30%
climate change
27%
basin
26%
sediment
25%
dune
25%
runoff
25%
simulation
24%
river discharge
24%
climate
24%
prediction
23%
weather
22%
pollution
22%
bedform
22%
morphodynamics
22%
forecasting
22%
estuary
21%
method
21%
ecosystem
20%
litter
20%
Europe
20%
vegetation
20%
water level
20%
evapotranspiration
20%
temperature
20%
effect
19%
time series
19%
science
19%
hydrological cycle
18%
nowcasting
18%
soil
18%
evaluation
17%
heat wave
17%
river basin
17%
hydrological modeling
17%
calibration
17%
tide
17%
analysis
16%
data assimilation
16%
gauge
16%
parameter
16%
warming
16%
plastic waste
15%
sediment transport
15%
moisture
15%
spatial resolution
14%
aquifer
14%
land
14%
plateau
14%
water budget
14%
index
14%
in situ
13%
summer
13%
experiment
13%
snow
13%
sea level rise
12%
rain
12%
flow velocity
12%
bifurcation
12%
assimilation
12%
remote sensing
12%
world
12%
ocean
12%
weather station
12%
dam
12%
trend
12%
headwater
11%
rhizosphere
11%
rate
11%
land use
11%
backwater
11%
infrared imagery
11%
diatom
11%
laboratory
11%
distribution
11%
product
11%
timescale
10%
sampling
10%
recharge
10%
land surface
10%
water hyacinth
10%
restoration
10%
water flux
10%
water availability
10%
Agriculture & Biology
rivers
25%
permafrost
19%
sediments
15%
water
14%
plastics
13%
ecosystems
12%
Bacillariophyceae
11%
microplastics
11%
river flow
10%
soil
10%
evapotranspiration
10%
rain
10%
anthropogenic activities
9%
monitoring
9%
groundwater flow
9%
land use
9%
hydrologic cycle
8%
drought
8%
estuaries
8%
pollution
8%
stream flow
7%
fire hazard
7%
oceans
7%
infiltration (hydrology)
7%
water table
6%
Yellow River
6%
subsoiling
6%
lowlands
6%
tracer techniques
6%
ravines
6%
plateaus
6%
case studies
6%
soil water
6%
climate change
6%
heat
6%
lysimeters
5%
sand
5%
vegetation
5%
groundwater
5%
Luxembourg
5%
climate
5%
macropores
5%
gully erosion
5%
mouth
5%
organic carbon
5%
methodology
5%