Groundwater Storage Response to Extreme Hydrological Events in Poyang Lake, China’s Largest Fresh-Water Lake
Remote Sensing,
Journal Year:
2025,
Volume and Issue:
17(6), P. 988 - 988
Published: March 12, 2025
Groundwater
systems
are
important
for
maintaining
ecological
balance
and
ensuring
water
supplies.
However,
under
the
combined
pressures
of
shifting
climate
patterns
human
activities,
their
responses
to
extreme
events
have
become
increasingly
complex.
As
China’s
largest
freshwater
lake,
Poyang
Lake
supports
critical
resources,
health,
adaptation
efforts.
Yet,
relationship
between
groundwater
storage
(GWS)
hydrological
in
this
region
remains
insufficiently
studied,
hindering
effective
management.
This
study
investigates
GWS
response
by
downscaling
Gravity
Recovery
Climate
Experiment
(GRACE)
data
validating
it
with
five
years
observed
daily
levels.
Using
GRACE,
Global
Land
Data
Assimilation
System
(GLDAS),
ERA5
data,
a
convolutional
neural
network
(CNN)–attention
mechanism
(A)–long
short-term
memory
(LSTM)
model
was
selected
downscale
high
resolution
(0.1°
×
0.1°)
estimate
recovery
times
return
baseline.
Our
analysis
revealed
seasonal
fluctuations
that
phase
precipitation,
evapotranspiration,
runoff.
durations
flood
(2020)
drought
(2022)
ranged
from
0.8
3.1
months
0.2
4.8
months,
respectively.
A
strong
correlation
meteorological
droughts,
while
agricultural
significantly
weaker.
These
results
indicate
precipitation
runoff
more
sensitive
than
evapotranspiration
influencing
changes.
findings
highlight
significant
sensitivity
GWS,
despite
improved
management
Language: Английский
Evaluating the impact of storage zones on backward contaminant transport: A comparative study of the classic advection-dispersion equation and storage zone models in riverine systems
The Science of The Total Environment,
Journal Year:
2025,
Volume and Issue:
973, P. 179176 - 179176
Published: March 23, 2025
Language: Английский