Spatiotemporal evolution of farmland ecosystem stability in the Fenhe River Basin China based on perturbation-resistance-response framework
Ecological Informatics,
Год журнала:
2025,
Номер
unknown, С. 102977 - 102977
Опубликована: Янв. 1, 2025
Язык: Английский
The Coupling Coordination Relationship Between Urbanization and Ecosystem Health in the Yellow River Basin: A Spatial Heterogeneity Perspective
Land,
Год журнала:
2025,
Номер
14(4), С. 801 - 801
Опубликована: Апрель 8, 2025
Understanding
the
socioecological
nexus
between
urbanization
and
ecosystem
health
(EH)
is
crucial
for
formulating
sustainable
development
policies.
While
prior
research
has
focused
on
this
topic,
critical
gaps
persist
in
characterizing
distributional
polarization
decomposing
inequality
drivers
within
coupled
human–environment
systems—particularly
China’s
Yellow
River
Basin
(YRB),
a
strategic
region
undergoing
concurrent
ecological
restoration
urbanization.
The
integration
of
kernel
density
estimation
Theil
index
establishes
robust
analytical
framework
to
effectively
overcome
spatial
heterogeneity
limitations
regional
disparity
research.
Therefore,
study
combines
coupling
coordination
degree
(CCD),
nonparametric
estimation,
decomposition
examine
complex
interactions
(EHI)
across
538
county-level
units
from
perspective
heterogeneity.
key
findings
reveal
following:
(1)
Urbanization
exhibited
phased
enhancement
yet
maintained
elementary
developmental
stages
overall,
with
distinct
gradient
descending
eastern/central
riparian
counties
western
hinterlands.
(2)
EHI
showed
marginal
upward
trend,
80.29%
persisted
suboptimal
categories
(EHI-1
EHI-3),
gains
concentrated
high-vegetation
mountainous
areas
(45.72%)
versus
declines
economically
developed
areas.
(3)
CCD
evolved
mild
imbalance
(II-1)
low
(III-1)
but
significant
special
differences—the
midstream
downstream
improved
markedly,
while
upstream
remained
weakest.
(4)
Intragroup
disparities,
particularly
among
middle
reaches,
were
primary
disequilibrium
YRB,
contributing
87.9%
overall
inequality.
In
contrast,
regions
improvements
levels,
accompanied
by
emergence
“multi-polarization”
patterns.
provide
refined
differentiated
decision-making
references
narrowing
gap
coordinated
YRB.
Язык: Английский
Research on the suitability of production, living and ecological space development in Duolun County, Inner Mongolia
Frontiers in Environmental Science,
Год журнала:
2025,
Номер
13
Опубликована: Апрель 16, 2025
The
Production-Living-Ecological
Space
(PLES)
serve
as
a
crucial
link
for
regional
sustainable
development,
making
the
study
of
their
development
suitability
significant
importance.
This
research
focuses
on
Duolun
County
in
Inner
Mongolia,
utilizing
meteorological
and
soil
data
from
2000
to
2020.
Advanced
statistical
models,
including
geographically
weighted
regression
spatial
autocorrelation
analysis,
were
employed
systematically
analyze
spatiotemporal
evolution
characteristics
PLES
conflicts.
findings
reveal
that:
(1)
production
space,
ecological
comprehensive
area
exhibit
differentiation
pattern
with
higher
values
southwest
lower
northeast.
Specifically,
space
average
index
living
show
slight
upward
trend,
while
display
downward
trend.
(2)
From
perspective
center
migration,
centers
have
shifted
towards
southwest,
whereas
functional
moved
(3)
distribution
indicate
that
suitable
areas
are
mainly
concentrated
central
southern
parts
county,
being
largest.
non-suitable
predominantly
distributed
northern
part
county.
suggests
incoordination
is
primary
contradiction
restricting
land
use
patterns
key
factors
affecting
coupling
coordination
degree
suitability.
Based
these
findings,
it
recommended
county
planning
should
fully
consider
evaluation
results
formulate
differentiated
strategies
according
local
conditions
achieve
goals.
Язык: Английский
Spatiotemporal Evolution and Driving Forces of Production-Living-Ecological Space in Arid Ecological Transition Zone Based on Functional and Structural Perspectives: A Case Study of the Hexi Corridor
Sustainability,
Год журнала:
2024,
Номер
16(15), С. 6698 - 6698
Опубликована: Авг. 5, 2024
The
rational
allocation
of
land
resources
is
crucial
to
ensuring
human
well-being,
livelihood,
and
survival.
study
Production-Living-Ecological
Space
(PLES)
provides
new
perspectives
on
resource
allocation.
However,
few
studies
have
assessed
the
feasibility
PLES
optimization
in
ecological
transition
zones.
For
this
study,
using
composite
functional
space
classification
method,
a
utility
scoring
system
were
constructed.
Various
methods,
including
dynamic
attitude,
transfer
matrix,
spatial
autocorrelation,
employed
characterize
evolution
quantity
quality
Hexi
Corridor.
Moreover,
mechanisms
driving
these
changes
explored
geodetector.
Our
findings
revealed
that:
(1)
distribution
Production-Ecological
(PES)
higher
west
south
lower
east
north.
Production-Living
(PLS)
scattered.
Ecological-Production
(EPS)
mostly
distributed
or
west,
whereas
Ecological
(ES)
mainly
located
north
(2)
From
1980
2020,
area
PES
PLS
increased
by
2037.84
km2
673
km2,
respectively;
EPS
was
relatively
stable,
ES
decreased
2523.06
km2.
(3)
indicated
that
high
roughly
same
as
expanded
area,
similar
median
area.
(4)
spatiotemporal
closely
linked
natural,
economic,
social
factors.
Язык: Английский
An Assessment of Vegetation Changes in the Three-River Headwaters Region, China: Integrating NDVI and Its Spatial Heterogeneity
Plants,
Год журнала:
2024,
Номер
13(19), С. 2814 - 2814
Опубликована: Окт. 8, 2024
Assessing
vegetation
changes
in
alpine
arid
and
fragile
ecosystems
is
imperative
for
informed
ecological
restoration
initiatives
adaptive
ecosystem
management.
Previous
studies
primarily
employed
the
Normalized
Difference
Vegetation
Index
(NDVI)
to
reveal
dynamics,
ignoring
spatial
heterogeneity
alterations
caused
by
bare
soil.
In
this
study,
we
used
a
comprehensive
analysis
of
NDVI
its
examine
across
Three-River
Headwaters
Region
(TRHR)
over
past
two
decades.
A
random
forest
model
was
elucidate
underlying
causes
these
changes.
We
found
that
between
2000
2022,
9.4%
regions
exhibited
significant
both
heterogeneity.
These
were
categorized
into
six
distinct
types
change:
improving
conditions
(62.1%),
regrowing
(11.0%),
slight
degradation
(16.2%),
medium
(8.4%),
severe
(2.0%),
desertification
(0.3%).
comparison
with
steppe
regions,
meadows
showed
greater
proportion
improved
degradation,
whereas
steppes
had
more
instances
regrowth
degradation.
Climate
variables
are
dominant
factors
changes,
contributions
reaching
68.9%
73.2%,
respectively.
Temperature
primary
driver
dynamics
different
change,
pronounced
impact
meadows.
severely
degraded
meadow
grazing
intensity
emerged
as
predominant
an
importance
value
exceeding
0.50.
Notably,
progressed
from
severe,
significance
factor
correspondingly
increased.
Our
findings
can
provide
effective
information
guiding
implementation
projects
sustainable
management
ecosystems.
Язык: Английский
Research on the carrying capacity of production, living and ecological space and its coupling coordination in Duolun County, Inner Mongolia
PLoS ONE,
Год журнала:
2024,
Номер
19(12), С. e0309615 - e0309615
Опубликована: Дек. 31, 2024
To
offer
a
foundational
science
for
the
land
spatial
planning
of
Beijing
Tianjin
sandstorm
source
area,
remote
sensing
images
Duolun
County
in
Inner
Mongolia
from
2000
to
2020
were
used
obtain
information
production,
living
and
ecological
space(PLES).
In
order
construct
index
system
carrying
capacity
PLES,
24
indicators
chosen
perspectives
space,
production
space.
AHP
method,
TOPSIS
Model
with
entropy
combination
weight,
coupling
coordination
model
obstacle
degree
are
analyze
scheduling
PLES
capacity.
The
findings
exhibited
that
(1)
distribution
area
space
decreased,
while
increased
slightly;
(2)
showed
weak
growth
trend,
downward
trend;
(3)
between
two
spaces
show
slow
(4)
has
increased,
is
decreasing.
Livestock
most
important
restricting
scale
construction
greatest
desertification
soil
organic
matter
comprehensive
PLES.
Язык: Английский