Sustainability,
Год журнала:
2024,
Номер
16(24), С. 11018 - 11018
Опубликована: Дек. 16, 2024
Accelerated
urbanization
and
the
excessive
exploitation
of
tourism
industry
are
leading
to
a
diminution
ecological
spaces
in
tourist
cities.
Ecological
networks
an
effective
method
for
improving
patch
connectivity
maximizing
space.
However,
previous
research
on
predominantly
focuses
static
snapshots,
ignoring
fact
that
landscape
entities
with
considerable
spatiotemporal
structural
dynamics
changes.
To
fill
this
gap,
we
first
constructed
Guilin
1990,
2000,
2010,
2020,
employing
integrated
valuation
ecosystem
services
tradeoffs
(InVEST)
model,
morphological
spatial
pattern
analysis
(MSPA)
method,
circuit
theory.
Subsequently,
analyzed
evolution
proposed
strategies
territorial
space
management.
The
results
showed
sources
corridors
were
generally
decreasing
both
number
areas
(length),
coupled
notable
increase
pinch
points
barriers
over
30-year
period.
corridors,
points,
associated
sources.
Structural
evaluation
revealed
during
1990~2020,
value
α
(network
closure)
exceeded
0.7,
β
(line
point
rate)
surpassed
2,
γ
connectivity)
was
greater
than
0.8,
indicating
robust
overall
within
networks.
observed
decline
these
three
indicators
time
suggested
reduction
available
dispersal
pathways
species
networks,
highlighting
need
protective
measures
optimization
strategies.
Consequently,
network
conservation
development
patterns
enhance
management
Guilin.
This
study
addresses
critical
knowledge
gap
offers
valuable
insights
mitigating
habitat
fragmentation
enhancing
Land Degradation and Development,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 13, 2025
ABSTRACT
Ecological
networks
(ENs)
are
vital
for
maintaining
regional
ecological
security
and
preserving
biodiversity.
While
various
methods
exist
constructing
ENs,
their
effectiveness
across
different
spatial
scales,
particularly
in
urban
agglomerations,
has
not
been
thoroughly
investigated.
This
study
focuses
on
the
Yangtze
River
Delta
agglomeration
(YRDUA),
ENs
at
three
scales:
agglomeration,
metropolitan
area,
city.
Two
were
employed
each
step,
outcomes
evaluated
ranked
using
specific
indicators.
The
results
indicate:
(1)
For
source
identification,
distribution
of
sources
identified
by
is
consistent
same
scale,
with
number
scales
being
around
600,
140,
160,
respectively.
(2)
resistance
surface
construction,
although
there
differences
between
two
methods,
final
value
shows
relatively
small
changes.
(3)
Regarding
corridors,
quantities
1470,
380,
410,
indicators,
α
values
0.71,
0.85,
0.81,
respectively;
β
2.42,
2.68,
2.61,
γ
0.90,
0.88,
Cr
0.80,
0.68,
Comparing
ranking
all
indicators
can
yield:
MSPA
method,
surfaces
constructed
Spatial
Principal
Component
Analysis
(SPCA),
corridors
extracted
Linkage
Mapper
yielded
optimal
results.
At
city
Analytical
Hierarchy
Process
(AHP),
Graphab
These
findings
provide
methodological
guidance
offer
new
insights
landscape
planning
multiple
levels.
Remote Sensing,
Год журнала:
2025,
Номер
17(11), С. 1913 - 1913
Опубликована: Май 31, 2025
The
Southwest
Alpine
Canyon
Area
(SACA)
is
a
typical
ecologically
sensitive
location
in
China;
therefore,
constructing
and
optimizing
an
ecological
network
for
this
area
essential
to
ensure
the
regional
security
of
its
fragile
ecosystems.
This
study
employed
InVEST
model
quantitatively
assess
habitat
quality
SACA
years
2000,
2010,
2020.
sources
were
determined
based
on
results
assessment
Morphological
Spatial
Pattern
Analysis
(MSPA).
Finally,
corridors,
pinch
points,
barrier
points
identified
using
circuit
theory.
indicated
that
SACA’s
was
relatively
good,
but
experienced
slight
degradation
from
0.87
2000
0.84
Anthropogenic
activities
have
been
as
primary
contributor
decline
region.
Geographically,
significantly
poorer
southeast
northwest
SACA.
A
total
319
identified,
predominantly
located
southwest
northeast
SACA,
comprising
43.27%
area.
Furthermore,
94
corridors
delineated,
covering
74,015.61
km2
extending
over
182.80
km
length
total.
38
39
distinguished,
with
noticeable
concentration
regions
undergoing
degradation.
Overall,
while
structure
complex
highly
interconnected,
it
faces
challenges
relating
material
cycling
circulation.
Future
restoration
protection
efforts
should
focus
areas
along
border
between
maintenance
southeastern
Tibet
(Region
I)
water
conservation
eastern
Tibet–western
Sichuan
II).
Additionally,
establishment
belts
around
potential
proposed
enhance
ecosystem
connectivity.
These
findings
could
provide
robust
scientific
foundation
territorial
spatial
planning,
preservation,
Ecological Indicators,
Год журнала:
2024,
Номер
166, С. 112417 - 112417
Опубликована: Июль 29, 2024
Existing
methods
for
constructing
Landscape
Ecological
Networks
(LEN)
either
focus
on
functional
attributes
or
structural
and
also
do
not
address
the
dynamic
impact
of
urban
development
ecological
spaces.
To
these
limitations,
this
paper
proposed
evaluating
maximum
connectivity
(k)
potential
LEN,
composed
existing
spaces,
using
a
network
fault
tolerance
index.
We
then
used
graph-based
networking
technology
to
construct
optimal
LEN
structure
based
Specifically
speaking,
first,
we
identified
with
highest
ecosystem
service
capacity
lowest
cost
in
study
area.
Using
four
landscape
pattern
metrics,
comprehensively
evaluated
index
as
k
determined
that
=
7.
modeled
weighted
graph
transformed
optimization
problem
into
k-edge
addition
problem.
This
calculation
yielded
seven
schemes,
each
corresponding
different
priority
orders
new
corridors
value.
captures
changes
space
patterns
offers
diverse
solutions.
It
provides
practitioners
flexible
spatial
strategies
impacts
urbanization.
Urban Ecosystems,
Год журнала:
2024,
Номер
27(6), С. 2223 - 2243
Опубликована: Авг. 3, 2024
Abstract
Shenzhen,
a
bustling
metropolis
in
China,
is
currently
grappling
with
the
delicate
balance
between
urban
expansion
and
environmental
preservation.
This
study
finds
that
disintegration
of
habitats
due
to
development
Shenzhen
city
significantly
impacts
ecosystem
animals
plants,
detrimentally
altering
their
living
conditions.
The
results
reveal
construction
land
China
has
surged
by
an
impressive
84.39%
2000
2020,
which
come
at
cost
diminishing
wetlands,
farmland,
woodlands
57.24%,
16.58%,
1.86%,
respectively.
Between
1980–2020,
expanse
expanded
dramatically,
growing
from
16.0
square
kilometres
850.2
kilometres.
transformation
was
primarily
driven
rapid
conversion
forested
areas,
saw
staggering
decrease
approximately
300%
780
km
2
2020.
Additionally,
half
Shenzhen’s
can
be
attributed
agricultural
land,
additional
40%
stemming
clearing
forests
9%
resulting
water
resources.
Furthermore,
non-urban
green
spaces,
particularly
built-up
have
expanded,
now
encompassing
60%
2018.
Therefore,
based
on
existing
literature
authoritative
legal
texts,
this
aims
examine
frameworks
government
and,
along
China’s
national
legislation,
make
room
for
wildlife
biodiversity
conservation
like
Shenzhen.
Sustainability,
Год журнала:
2024,
Номер
16(18), С. 8146 - 8146
Опубликована: Сен. 18, 2024
The
pivotal
aspects
of
enhancing
regional
ecosystem
services
and
augmenting
socioeconomic
growth
lie
in
optimizing
the
land-space
development
protection
strategies,
coupled
with
establishment
a
robust
ecological
network
(EN).
This
article
examines
Poyang
Lake
area
employs
MOP
model,
NSGA-II,
PLUS
model
to
determine
best
sustainable
land
use
strategy.
Subsequently,
MSPA,
InVEST
circuit
theory,
complex
network,
others
are
employed
construct
analyze
EN
across
three
time
periods.
Ultimately,
is
optimized
based
on
spatial
priority,
obstacle
areas,
nodes.
results
show
following:
(1)
From
2005
2035,
more
construction
will
be
developed
around
Greater
Nanchang
other
urban
centers.
In
BAU
scenario,
expand
faster,
while
cultivated
land,
forest,
grassland,
bare
continue
decline.
SD
alteration
comparable
minimal,
rate
slow,
all
decline
little,
water
increase
slightly;
(2)
While
sources
decreased
corridors
become
longer
narrower
distribution
ENs
different
periods
small,
quantitative
structure
essentially
unchanged
scenario;
(3)
Based
topological
ENs,
it
found
that
clustering
nodes
scenario
obvious,
importance
enhanced,
efficiency
information
transmission
improved,
radiation
range
wider
stable;
(4)
greatest
priority
each
period
concentrated
Lake.
improves,
7025
km2
restoration
identified,
41,
31,
36
breakpoints
first,
second,
third
levels.
study’s
findings
can
assist
shape
theoretical
practical
approaches
governance
great
lake
areas.
Land,
Год журнала:
2024,
Номер
13(12), С. 2085 - 2085
Опубликована: Дек. 3, 2024
With
the
increasing
demand
for
outdoor
recreation
and
fitness,
this
study
aims
to
assess
connectivity
of
green
(OGR)
network
from
perspective
travel
propose
optimization
framework.
The
Point
Interest
(POI)
Area
(AOI)
datasets
OGR
spots
in
Zhengzhou
were
utilized
as
primary
research
materials.
A
combination
GIS
spatial
analysis
Graph
index
calculation
is
employed
quantify
diagnose
based
on
multi-source
data
(land
cover,
topography,
road
network).
system
cost
surface
establishment
was
improved
proposed,
shifting
its
focus
previous
biological
migration
ecological
human
improving
network.
technical
process
explored
presented.
results
show
that:
(1)
scale,
number,
distribution
are
significantly
different
urban
rural
areas.
Numerous
small-scale
short-distance
recreational
paths
distributed
areas,
while
a
limited
number
large-scale
long-distance
situated
areas
with
better
natural
resources.
(2)
Compared
driving
travel,
poor
when
walking
cycling.
indexes
Dg,
BC,
dPC
can
be
used
reflect
connection
capability,
bridging
role,
contribution
each
spot
overall
connectivity.
(3)
current
optimized
through
30
new
land
suitability
analysis.
will
improve
by
4%,
suitable
increased
41.
(4)
methodologies
quantifying
optimizing
offer
valuable
references
future
field.
Sustainability,
Год журнала:
2024,
Номер
16(24), С. 11018 - 11018
Опубликована: Дек. 16, 2024
Accelerated
urbanization
and
the
excessive
exploitation
of
tourism
industry
are
leading
to
a
diminution
ecological
spaces
in
tourist
cities.
Ecological
networks
an
effective
method
for
improving
patch
connectivity
maximizing
space.
However,
previous
research
on
predominantly
focuses
static
snapshots,
ignoring
fact
that
landscape
entities
with
considerable
spatiotemporal
structural
dynamics
changes.
To
fill
this
gap,
we
first
constructed
Guilin
1990,
2000,
2010,
2020,
employing
integrated
valuation
ecosystem
services
tradeoffs
(InVEST)
model,
morphological
spatial
pattern
analysis
(MSPA)
method,
circuit
theory.
Subsequently,
analyzed
evolution
proposed
strategies
territorial
space
management.
The
results
showed
sources
corridors
were
generally
decreasing
both
number
areas
(length),
coupled
notable
increase
pinch
points
barriers
over
30-year
period.
corridors,
points,
associated
sources.
Structural
evaluation
revealed
during
1990~2020,
value
α
(network
closure)
exceeded
0.7,
β
(line
point
rate)
surpassed
2,
γ
connectivity)
was
greater
than
0.8,
indicating
robust
overall
within
networks.
observed
decline
these
three
indicators
time
suggested
reduction
available
dispersal
pathways
species
networks,
highlighting
need
protective
measures
optimization
strategies.
Consequently,
network
conservation
development
patterns
enhance
management
Guilin.
This
study
addresses
critical
knowledge
gap
offers
valuable
insights
mitigating
habitat
fragmentation
enhancing
