Ecological security pattern construction using landscape ecological quality: A case study of Yanchi County, northern China
Journal of Arid Land,
Год журнала:
2025,
Номер
17(1), С. 19 - 42
Опубликована: Янв. 1, 2025
Язык: Английский
Construction and Analysis of the Ecological Security Pattern in Territorial Space in Shaanxi of the Yellow River Basin, China
Atmosphere,
Год журнала:
2025,
Номер
16(2), С. 217 - 217
Опубликована: Фев. 14, 2025
In
the
context
of
rapid
urbanization
and
extreme
climate
change
globally,
balancing
ecological
resources
economic
development
for
land
spatial
planning
has
become
one
pressing
issues
that
need
to
be
addressed.
This
study
proposes
a
composite
model
construct
security
pattern.
It
identifies
restoration
areas
with
different
risk
levels
based
on
distribution
use,
offering
suggestions
optimizing
configuration.
Focusing
central
Shaanxi
region
Yellow
River
Basin
in
China,
sources
are
identified
by
integrating
factors,
corridors
zones
extracted
using
minimum
cumulative
resistance
difference
circuit
theory.
The
results
indicate
significant
improvements
quality
desertification
area
from
2000
2020.
Currently,
core
covers
51,649.71
km2,
accounting
62.18%
all
landscape
types;
total
source
31,304.88
representing
18.84%
entire
area.
These
mainly
distributed
northern
Loess
Plateau
southern
mountainous
regions.
26
important
corridors,
identifying
16
pinch
points
12
barriers,
presenting
an
pattern
characterized
grid-like
structure
dispersed
region.
Additionally,
273.72
km2
priority
197.98
square
kilometers
encouragement
proposed
as
key
regions
environmental
protection.
provides
references
configuration
promote
sustainable
urban
rural
living
environments
Basin.
Язык: Английский
Developing an Integrated Risk Assessment Method for Ecological Protection Redlines to Optimize Ecological Protection Policies: Based on a Multidimensional Assessment Framework and Risk Path Analysis
Land Degradation and Development,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 1, 2025
ABSTRACT
As
urbanization
and
industrialization
advance,
China
faces
increasingly
severe
ecological
challenges.
The
Ecological
Protection
Redline
(EPR)
policy
is
a
crucial
tool
for
land
use
management
protection
but
requires
comprehensive
risk
assessment
method
to
address
ongoing
This
study
integrated
multiple
factors
with
resilience
theory
establish
“Hazard‐Exposure‐Vulnerability‐Damage‐Final
Risk”
framework,
assessing
the
spatiotemporal
dynamics
risks
of
different
EPR
types
in
Qinghai
Province
over
20
years.
Path
analysis
was
further
used
reveal
relationships
between
stages.
Results
show
increasing
hazards
exposure
Water
Conservation
(WC),
Biodiversity
Maintenance
(BM)
Land
Desertification
(LD)
types,
improved
water
conservation,
stable
biodiversity,
controlled
desertification
vulnerability
across
regions.
Integrated
results
downward
trend
WC
type,
BM
type
fluctuated
improved,
an
initial
increase
followed
by
decrease
LD
type.
revealed
that
damage
WC‐type
driven
direct
hazard
impacts,
BM‐type
vulnerability,
LD‐type
indirect
effects
through
exposure.
emphasizes
optimization
policies
reducing
external
disturbances
enhancing
ecosystem
resilience,
providing
recommendations
practical
experience
sustainable
management.
Язык: Английский