Ecological Indicators,
Journal Year:
2022,
Volume and Issue:
145, P. 109717 - 109717
Published: Nov. 30, 2022
The
rapid
development
of
urbanization
has
triggered
the
contradiction
between
population,
resources
and
environment.
As
a
result,
urban
ecological
security
attracted
more
attention,
gradually
become
key
to
restricting
sustainable
social
economy.
This
work
constructs
dynamic
assessment
prediction
research
framework,
which
is
verified
by
taking
Shenzhen,
typical
big
city
in
China,
as
an
example.
Specifically,
evaluated
through
“pressure-state-response”
(PSR)
model,
its
influencing
factors
are
identified
coupling
factor
analysis
method.
Finally,
future
predicted
analyzed
Monte
Carlo.
results
show
that
comprehensive
safety
index
Shenzhen
ecosystem
increasing,
impact
indicators
human
settlements
respectively.
Additionally,
it
anticipated
Shenzhen’s
level
will
reach
comfortable
2025.
To
sum
up,
according
prediction,
targeted
suggestions
on
improvement
path
put
forward.
It
suggested
should
continue
increase
investment
environmental
protection,
science
technology
other
fields
ensure
ecosystem.
Using
case
study,
this
examines
regulatory
for
security.
On
one
hand,
can
provide
methodological
framework
historical
evaluation
China
possibly
entire
world.
And
theoretical
reference
cities
formulate
policies
development.
Ecological Indicators,
Journal Year:
2023,
Volume and Issue:
150, P. 110251 - 110251
Published: April 17, 2023
Ecological
network
construction
and
optimization
is
an
effective
way
to
balance
the
contradiction
between
regional
development
ecological
protection
in
process
of
urbanization.
The
urban–rural
fringe
both
a
frontier
zone
direction
urban
expansion
important
space
for
improving
environment.
However,
there
are
few
studies
on
how
construct
optimize
networks
fringe.
In
this
paper,
morphological
spatial
pattern
analysis
(MSPA)
minimum
cumulative
resistance
model
(MCR)
were
firstly
employed
initially
reveal
characteristics
problems
security
study
area.
Then,
new
strategy
with
multi-scenario
coupling
gradient
zoning
was
proposed
meet
maximization
integrated
benefits
future
protection.
results
show
that:
(1)
Urbanization
caused
high
fragmentation
patches,
exerted
strong
hindrance
processes.
(2)
distribution
constructed
extremely
uneven,
communication
north–south
severely
difficult.
optimized
significantly
improved
respect,
priority
corridors
will
also
help
strengthen
gradient.
(3)
connectivity
accessibility
Licheng
District,
enhanced
its
structure,
which
promote
overall
cycle
better
balanced
(4)
Policy
makers
should
implementation
green
forest
belts
achieve
This
can
provide
scientific
references
biodiversity
conservation,
infrastructure
planning,
sustainable
Ecological Indicators,
Journal Year:
2024,
Volume and Issue:
165, P. 112169 - 112169
Published: May 25, 2024
Ecological
security
pattern
(ESP)
represents
a
sound
spatial
arrangement
of
ecosystem
occurring
in
landscape.
The
research
on
the
optimization
ESP
aims
to
improve
and
restore
functions
by
rationally
allocating
optimizing
ecological
elements
based
key
issues.
Constructing
can
enhance
connectivity
regional
habitat
patches,
which
is
great
significance
for
protecting
restoring
biodiversity,
improving
stability
resilience,
achieving
sustainable
development.
However,
it
challenging
task
systematically
resilience
networks
under
attacks.
Little
has
been
done
enhancing
edge-based
Based
morphological
analysis
(MSPA),
minimum
cumulative
resistance
(MCR)
greedy
algorithm
(GA)
models,
this
study
presents
new
method
construct
optimize
ESP.
Dongting
Lake
Basin
China,
typical
region
with
rich
complex
landscape
patterns,
intensive
human
activities,
taken
as
an
example.
results
indicate
that
network
improved
its
51.62%,
robustness
against
random
attacks
41.13%,
targeted
43.41%,
relative
initial
network.
Monte
Carlo
test
verifies
reliability
solution.
proposed
be
used
finding
structure
best
specific
attacks,
provides
valuable
decision-making
reference
land
planning
biodiversity
conservation.
Ecological Indicators,
Journal Year:
2022,
Volume and Issue:
146, P. 109801 - 109801
Published: Dec. 16, 2022
The
National
Ecological
Barrier
Zones
are
an
important
part
of
China's
ecological
security
strategy.
construction
a
scientific
and
reasonable
pattern
(ESP)
is
for
the
healthy
development
national
barrier
zones.
existing
literature
does
not
consider
impact
potential
changes
in
ecosystem
health
land
use
on
ESP
construction.
In
this
study,
we
considered
typical
composite
area,
Sichuan-Yunnan
barrier,
to
analyze
such
areas;
probability
future
growth
change,
circuit
theory,
service
trade-off
synergy,
construct
sustainable
ESP.
Spatial
heterogeneity
was
observed
level
barrier;
high-value
areas
were
mostly
distributed
central
southern
parts
study
but
low-value
northeastern
western
regions.
contained
246
sources
(distributed
forest
grassland
contiguous
south,
central,
northeast
regions),
563
corridors
that
portrayed
obvious
differences
spatial
distribution,
123
pinchpoints,
231
barriers,
topographic
gradient
characteristics.
Based
data,
proposed
relevant
policy
opinions
zoning
control.
results
show
incorporating
trade-offs
services
into
assessments
can
lead
more
effective
selection
sources.
Meanwhile,
constructed
by
using
correct
resistance
surface
truly
reflect
need
under
trend.
research
framework
"ecosystem
assessment
incorporates
-
theory"
could
address
technical
issues
constructing
compound
large
regional/national
regions
key
function
areas.
Ecological Indicators,
Journal Year:
2023,
Volume and Issue:
153, P. 110473 - 110473
Published: June 12, 2023
The
construction
of
wetland
ecological
security
pattern
has
important
guiding
significance
for
balancing
urban
development
and
restoration.
In
this
paper,
the
PLUS
model
was
used
to
simulate
land
use
change
under
business
as
usual
scenario
(BAU),
economic
(ED)
expansionary
conservation
(EC)
in
2030.
Coupled
with
pattern,
four
networks
were
constructed
vertical
horizontal
comparative
analysis.
optimal
network
selected
pinch
points
obstacles
identified.
results
showed
that:
(1)
mainly
occurred
main
area
Haikou.
Under
BAU
ED
scenarios,
increased
greatly.
EC
overall
Haikou
would
expand,
but
a
downward
trend.
(2)
2030,
will
be
improved,
number
length
corridors
increase
significantly,
structure
more
stable.
(3)
obstacle
2020
2030
should
regarded
priority
protection.
This
study
provides
new
perspective
protection
restoration,
reference
clarifying
direction
restoration
work
formulating
policies.
