Land
use
change
often
has
enormous
impacts
on
ecosystem
sustainability,
and
ecological
security
pattern
(ESP)
can
improve
quality
through
spatial
planning.
Thus,
this
study
explored
a
multi-scenario
ESPs
framework
by
coupling
future
land
simulation
(FLUS)
minimum
cumulative
resistance
(MCR)
for
urban
agglomerations
along
the
Yellow
River
Basin
in
Ningxia,
simulated
2035
under
four
development
scenarios,
identified
networks,
assessed
stability
of
network
connectivity
each
scenario.
The
results
showed
that
areas
sources
natural
scenario
(NDS),
economic
(EDS),
food
(FSS),
protection
(EPS)
were
834.82
km2,
715.46
785.56
1091.43
respectively.
overall
(OG)
values
0.351,
0.466,
0.334,
0.520,
Under
EPS,
construction
largest
area
most
stable
structure,
which
not
only
effectively
protect
habitats
but
also
reduce
cost
reality.
This
provides
valuable
method
identifying
respond
to
diversity
uncertainty
help
decision
makers
considering
different
scales
scenarios.
Ecological Indicators,
Год журнала:
2023,
Номер
146, С. 109859 - 109859
Опубликована: Янв. 5, 2023
The
resilience
of
the
urban
ecological
network
is
an
indispensable
aspect
reflecting
recovery
capacity
after
external
risk
shock.
Improving
conducive
to
enhancing
benefits.
However,
current
studies
are
lack
evaluation
from
a
comprehensive
perspective.
Thus,
in
this
study,
taking
three
typical
agglomerations
as
cases,
framework
was
proposed
assess
resilience.
First,
we
selected
reserve
sources
and
combined
them
with
corridors
construct
network.
Then
evaluated
networks
perspectives
robustness
redundancy.
Finally,
analyzed
under
different
importance
nodes
failed.
results
showed
that
(1)
average
values
value
(CRV)
were
over
than
0.8.
(2)
blow
optimal
throughout
during
period
1985
2020.
(3)
change
trends
multiple
significant
differences
removing
certain
important
nodes,
indicating
redundant.
research
will
help
improve
enhance
improvement
sustainable
management
restoration.
Ecological Indicators,
Год журнала:
2023,
Номер
152, С. 110336 - 110336
Опубликована: Май 18, 2023
Metropolitan
regions
usually
encounter
sustainability
difficulties
such
as
overexploitation
of
resources,
severe
land
scarcity,
and
ecological
degradation,
resulting
in
the
progressive
collapse
networks
(ENs).
It
is
therefore
essential
to
strengthen
construction
protection
ENs
by
integrating
various
improving
quality
urban
environment
creating
a
favourable
living
environment.
Using
Guangdong-Hong
Kong-Macao
Greater
Bay
Area
case
study,
this
paper,
resistance
indicator
system
that
balances
natural
condition
human
disturbance
rebuilt.
In
doing
so,
scheme
(applicable
highly
urbanised
areas)
established
simulate
at
more
precise
scale.
Moreover,
local
evaluation
model
proposed
spatial
patterns
multiple
indicators
are
fully
summarised.
The
findings
show
exhibit
apparent
disparity.
Disturbance
through
activities
seriously
affects
pattern
ENs,
leading
structural
imbalance
impairment
corridors.
Based
on
our
assessment,
complementary
corridors
"two
green
belts"
planning
will
improve
problems.
paper
can
provide
reference
harmonisation
development
protection,
guiding
scientific
management
spaces
regions.
Ecological Indicators,
Год журнала:
2023,
Номер
151, С. 110228 - 110228
Опубликована: Апрель 24, 2023
The
construction
of
natural
protected
area
(NPA)
systems
is
an
important
initiative
to
protect
biodiversity
and
maintain
the
health
stability
ecosystems.
Qinghai-Tibet
(QTA)
has
extremely
high
ecological
value,
NPAs
in
this
account
for
more
than
half
China.
As
human
activities
have
intensified,
increasing
number
research
been
conducted
on
region.
However,
assessment
network
QTA
underexplored.
This
study
assessed
networks
derived
from
NPA
system
a
"quality-structure–function"
perspective.
First,
used
remote
sensing
index
(RSEI)
map
resistance
surface
QTA,
generated
corridors
based
circuit
theory,
identified
barriers
pinch
points
evaluate
quality
network.
Next,
spatial
syntax
method
was
assess
structural
characteristics
connectivity
Finally,
analysed
changes
activity
intensity
species
population
around
quantitatively
explore
corridor's
maintenance
function
context
increased
activity.
findings
demonstrated
that
within
generally
good.
some
areas
such
as
Hung
River
Valley
Qilian-Qinghai
Lake
were
observed
exhibit
concerns,
barrier
points.
These
challenges
stem
competing
interests
environmental
development
utilization
land.
In
terms
indicators
network,
closeness
eastern
part
higher
western
part;
however,
mean
depth
shows
opposite
pattern,
indicating
northeast
better
overall
west.
addition,
footprint
decreased
continuously
with
distance
over
last
two
decades,
noticeable
increase
occurred,
magnitude
grows
experiencing
mounting
pressure
due
frequent
activities.
still
play
key
role
maintaining
protecting
environment.
could
provide
scientific
support
eco-security
shield
functions
globally.
Ecological Indicators,
Год журнала:
2024,
Номер
158, С. 111604 - 111604
Опубликована: Янв. 1, 2024
Constructing
a
resilient
ecological
network
(EN)
and
identifying
critical
strategic
nodes
corridors
within
the
EN,
stands
as
pivotal
approach
toward
achieving
harmonious
equilibrium
between
regional
development
conservation.
It
is
imperative
to
expand
perspective
encompass
holistic
resilience
of
thus
safeguarding
ecologically
that
play
roles
throughout
entire
network.
Therefore,
this
study
takes
Nanjing
City
case
establishes
comprehensive
EN
assessment
framework
based
on
theory
complex
theory,
grounded
in
foundation
multidimensional
indicators.
Building
upon
this,
research
develops
‘regional
simulation
-
spatial
analysis
identification’
investigative
framework.
The
results
show
core
structure
centered
around
green
spaces,
rivers,
lakes,
similar
features
has
taken
shape,
encompassing
total
39
69
corridors.
Examining
from
six
perspectives,
connectivity,
integration,
complexity,
centrality,
efficiency,
substitutability,
their
integrated
assessment,
analyzed
impact
single
sequential
failures
different
component
spaces
overall
EN.
aimed
identify
space
significantly
contributes
network's
resilience.
As
result,
was
divided
into
three
levels.
source
areas
1,
2,
7,
34,
along
with
1–34,
1–4,
4–11,
19–34,
18–19,
27–39,
emerge
primary
region.
Previous
primarily
emphasized
individual
characteristics
spaces.
However,
adopts
systemic
rooted
meticulously
explore
specific
system
Moreover,
it
amalgamates
considerations
both
significance
scale
conducting
combined
influence
This
not
only
aids
preserving
but
also
evaluating,
planning,
restoring
progression
plays
crucial
role
establishing
an
advancement
