Sustainability,
Год журнала:
2024,
Номер
16(21), С. 9595 - 9595
Опубликована: Ноя. 4, 2024
This
study
selected
the
five
indicators
of
soil
erosion,
climate
environment,
geological
hazards,
biodiversity,
and
human
disturbances
uses
entropy
weight
method
to
calculate
ecological
sensitivity
West
Qinling
Mountains
from
2000
2020.
The
analysis
produced
a
spatiotemporal
distribution
over
20-year
period.
An
equal
step
size
500
m
was
used
progressively
increase
spatial
scale
6
km.
optimal
for
differentiation
in
determined
by
analyzing
characteristics
changes
at
different
scales,
response
mechanisms,
parameters
geographical
detector
identification.
Based
on
this
scale,
change
intensity
pattern
influencing
factors
were
analyzed.
results
show
following:
(1)
5.5
km
balances
requirements
accuracy,
heterogeneity,
data
adequacy,
making
it
variation
patterns
Mountains.
(2)
From
2020,
mean
exhibited
decreasing
trend,
indicating
an
improvement
environment.
Spatially,
showed
“low
west
high
east,
low
south
north”.
During
period,
region
remained
generally
stable,
with
no
high-frequency
observed.
(3)
Population
density
is
primary
driving
factor
Mountains,
while
GDP
serves
as
secondary
factor.
Overall,
socioeconomic
have
most
significant
impact
sensitivity.
(4)
Over
75%
trends
exhibit
perennial
unchanged
fluctuating
trends,
areas
smaller
than
decrease.
Regions
are
primarily
concentrated
northeastern
part
increased
fluctuation
mainly
located
western
southern
parts
Future
efforts
should
focus
these
regions.
Remote Sensing,
Год журнала:
2025,
Номер
17(6), С. 1089 - 1089
Опубликована: Март 20, 2025
Wetlands
in
the
Yellow
River
Watershed
of
Inner
Mongolia
face
significant
reductions
under
future
climate
and
land
use
scenarios,
threatening
vital
ecosystem
services
water
security.
This
study
employs
high-resolution
projections
from
NASA’s
Global
Daily
Downscaled
Projections
(GDDP)
Intergovernmental
Panel
on
Climate
Change
Sixth
Assessment
Report
(IPCC
AR6),
combined
with
a
machine
learning
Cellular
Automata–Markov
(CA–Markov)
framework
to
forecast
cover
transitions
2040.
Statistically
downscaled
temperature
precipitation
data
for
two
Shared
Socioeconomic
Pathways
(SSP2-4.5
SSP5-8.5)
are
integrated
satellite-based
(Landsat,
Sentinel-1)
2007
2023,
achieving
high
classification
accuracy
(over
85%
overall,
Kappa
>
0.8).
A
Maximum
Entropy
(MaxEnt)
analysis
indicates
that
rising
temperatures,
increased
variability,
urban–agricultural
expansion
will
exacerbate
hydrological
stress,
driving
substantial
wetland
contraction.
Although
certain
areas
may
retain
or
slightly
expand
their
wetlands,
dominant
trend
underscores
urgency
spatially
targeted
conservation.
By
synthesizing
data,
multi-temporal
transitions,
ecological
modeling,
this
provides
insights
adaptive
resource
planning
management
ecologically
sensitive
regions.
Land,
Год журнала:
2024,
Номер
13(8), С. 1227 - 1227
Опубликована: Авг. 7, 2024
An
ecological
security
pattern
is
an
essential
natural
solution
for
promoting
the
coordinated
and
sustainable
development
of
urban
growth
environment
within
a
given
region.
This
study
aims
to
develop
comprehensive
(ESP)
Jinjiang
watershed
by
integrating
multiple
service
functions:
regulation,
eco-product
provisions,
human
settlement
services.
Using
well-established
methodology
“source
identification—resistance
surface
construction—ecological
corridor
extraction”,
we
identified
322
source
areas
delineated
321
corridors
spanning
1941.67
km,
with
key
connecting
regulation
sources
ordinary
primarily
linking
provisions
sources.
Our
results
show
that
northern
hilly
regions
are
significant
Anxi
County
services
scattered
across
river
valleys.
integration
enhances
regional
sustainability
provides
model
similar
coastal
globally.
findings
offer
scientific
guidance
balancing
preservation,
contributing
worldwide.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Апрель 9, 2025
As
important
guarantees
of
national
food
security,
black
soil
regions
have
faced
many
ecological
problems
in
recent
years,
such
as
erosion
and
salinization,
which
threaten
the
sustainable
development
agriculture
security.
This
study
explores
dynamic
changes
security
pattern
China's
region
a
time
series
proposes
corresponding
optimization
suggestions
on
basis
characteristics
these
changes.
Taking
2002,
2012
2022
nodes,
we
identified
source
areas
through
analyses
ecosystem
service
value
sensitivity
then
constructed
corridors
by
combining
minimum
cumulative
resistance
(MCR)
model
circuit
theory.
The
findings
are
follows:
(1)
Ecosystem
functions
exhibit
spatial
higher
values
east
lower
west,
with
decreasing
annually.
Although
number
has
decreased,
their
total
area
increased.
(2)
but
length
fluctuated,
stepping
stones
significantly
(3)
On
results
this
study,
"point-line-polygon-network"
strategy
is
proposed,
includes
constructing
belts,
strengthening
barriers,
restoring
connectivity
nodes
to
improve
regional
stability
sustainability,
providing
policymakers
scientific
guidance.
