Water,
Год журнала:
2024,
Номер
16(18), С. 2601 - 2601
Опубликована: Сен. 13, 2024
Investigations
into
the
impacts
of
climate
change
on
water
conservation
capacity
in
upper
Mekong
River
Basin
(UMRB)
are
important
for
region’s
sustainability.
However,
quantitative
studies
isolating
individual
contribution
to
lacking.
In
this
study,
various
data-driven
SWAT
models
were
developed
quantitatively
analyze
unique
impact
UMRB.
The
results
reveal
following:
(1)
From
1981
2020,
annual
ranged
from
191.6
392.9
mm,
showing
significant
seasonal
differences
with
values
rainy
season
(218.6–420.3
mm)
significantly
higher
than
that
dry
(−57.0–53.2
mm).
(2)
is
generally
negative,
highest
(−65.2%)
season,
followed
by
(−8.7%)
and
(−8.1%).
(3)
Precipitation,
evaporation
surface
runoff,
emerged
as
critical
factor
affecting
changes
This
study
can
provide
insights
resources
management
adaptations
UMRB
other
similar
regions
world.
Ecological Indicators,
Год журнала:
2023,
Номер
155, С. 111017 - 111017
Опубликована: Окт. 6, 2023
Water
conservation
is
important
for
maintaining
a
well-functioning
ecosystem.
Using
the
Soil
&
Assessment
Tool
(SWAT)
model,
we
simulated
hydrological
cycle
and
evaluated
spatial
temporal
variability
of
water
in
Dongjiang
River.
Spatial
autocorrelation
analysis
geographically
weighted
regression
(GWR)
were
used
to
investigate
effects
landscape
patterns
normalized
difference
vegetation
index
(NDVI)
on
conservation.
Four
stations
with
regular
rate,
validation
period
deterministic
coefficient
R2,
efficiency
ENS
(Nash–Sutcliffe)
met
adaptation
requirements,
model
accurately
process
The
interannual
variation
showed
non-significant
upward
trend
(0.12
mm/10a),
distribution
given
as
follows:
midstream
>
downstream
upstream.
Regression
coefficients
NDVI
high,
medium,
low-density
forest
land
sub-basin
decreased
from
upper
lower
reaches.
negative
correlation
LPI,
CONTAG,
IJI
was
concentrated
reaches
southeast
basin,
that
SHDI
middle
reaches;
LPI
PLAND
north
south,
ED
southwest
northeast.
positive
grassland
watershed's
construction
an
increasingly
This
study
provides
scientific
support
promoting
ecosystem
comprehensive
utilization
resources
River
basin.
Ecological Indicators,
Год журнала:
2024,
Номер
160, С. 111805 - 111805
Опубликована: Март 1, 2024
The
game
between
socio-economic
development
and
ecological
has
always
been
the
core
issue
in
coal-based
areas,
ecosystem
services
could
unify
two
into
one
framework.
However,
at
present,
related
research
made
slow
progress
structure
optimization
regional
sustainable
development.
Pinglu,
as
a
representative
area
of
China's
Reform
Opening
Up
first
Sino-foreign
joint
venture
open-pit
coal
mine,
fragile
characteristics
resource
attributes
that
are
typical
home
abroad.
Therefore,
this
study
took
town
an
example
analyzed
service
situation
with
its
driving
mechanism
relied
on
ArcGIS,
InVEST
Geodetector
tools
to
solve
contradiction
protection
such
areas.
results
revealed
that:
(1)
overall
supply
capacity
each
Pinglu
during
40-year
period
showed
improving
trend,
but
there
was
also
deterioration
habitat
quality
carbon
sequestration
services;
(2)
provisioning
needed
be
improved
comprehensively,
key
areas
for
upgrading
improvement
were
southwestern
townships;
(3)
force
food
soil
conservation
changed
from
mainly
environmental
environmental,
water
production,
wind-sand
socio-economic,
land-use
type
complete
factor
sequestration.
(4)
successively
experienced
slow-growth
period,
rapid-growth
rapid-decline
stable-development
accordingly
formed
labor-intensive
economy,
resource-intensive
structural-adjustment
economy
high-quality
oriented
economy.
their
mechanisms
towns
provide
strategies
green
regions.
And
make
up
shortcomings
national
civilization
construction
resource-based
Hydrology and earth system sciences,
Год журнала:
2025,
Номер
29(1), С. 313 - 334
Опубликована: Янв. 17, 2025
Abstract.
The
soil
water
storage
(SWS)
defines
the
crop
productivity
of
a
and
varies
under
different
climatic
conditions.
Pattern
identification
quantification
these
variations
in
SWS
remain
difficult
due
to
non-linear
behaviour
changes
over
time.
Wavelet
analysis
(WA)
provides
tool
efficiently
visualize
quantify
patterns
by
transferring
time
series
from
domain
into
frequency
domain.
We
applied
WA
an
8-year
SWS,
precipitation
(P),
actual
evapotranspiration
(ETa)
similar
soils
lysimeters
colder
drier
location
warmer
wetter
within
Germany.
Correlations
between
P,
ETa
at
sites
might
reveal
influence
altered
conditions
but
also
subsequent
wet
dry
years
on
changes.
found
that
exerted
leading
faster
or
slower
response
times
relation
with
respect
normal
years.
observed
disruption
annual
wavelet
spectra
both
was
possibly
caused
extreme
events.
Extreme
events
were
visible
P
spectra.
Time
shifts
correlations
became
smaller
site
comparison
cooler
site,
where
they
stayed
constant.
This
could
be
attributed
earlier
onset
vegetation
period
and,
thus,
peak
every
year.
reflects
impact
budget
parameters.
