Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Nov. 14, 2024
The
contradiction
between
the
demand
of
urban
economic
development
and
ecological
environmental
protection
is
becoming
more
prominent,
reasonable
construction
corridors
great
significance
for
ecosystems.
Taking
Changle
District
Fuzhou
coastal
city
as
an
example,
this
study
proposes
source
identification
method
from
perspective
"structure-function"
by
combining
Morphological
Spatial
Pattern
Analysis
(MSPA)
Remote
Sensing
Ecological
Index
(RSEI)
methods,
constructs
optimizes
means
model
Minimum
Cumulative
Resistance
(MCR)
Circuit
Theory.
results
show
that:
(1)
a
total
20
sources
were
extracted
based
on
MSPA-RSEI;
(2)
31
Linkage
Mapper,
including
8
Level
1
corridors,
13
2
10
3
corridors;
(3)
Pinch
Point
Barrier
Mapper
software
was
utilized
to
identify
6.01
km2
2.59
km2,
respectively,
"pinch
points"
barrier
points
within
area.
land
use
types
these
areas
follows:
majority
forested
(60.72%),
while
composed
(55.27%),
bare
(17.27%),
cultivated
(13.90%).
(4)
optimal
width
corridor
determined
using
buffer
zone
gradient
analysis:
30
m
corridor,
60
average
current
density
before
after
eco-corridor
increased
0.1881
0.4992.
can
provide
reference
decision-making
eastern
China.
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:
2024,
Volume and Issue:
159, P. 111647 - 111647
Published: Jan. 29, 2024
Constructing
ecological
security
patterns
(ESP)
effectively
maintains
ecosystems'
green,
healthy,
and
sustainable
development.
The
InVEST
model
Conefor
software
were
utilized
in
this
study
to
pinpoint
sources
(eco-sources)
through
a
blend
of
landscape
connectivity
the
importance
ecosystem
services
(IES);
resistance
surface
was
constructed
by
synthesizing
gravity
minimum
cumulative
(MCRM),
extracted
corridors
(eco-corridors)
nodes.
Ultimately,
research
built
ESP
for
Xinjiang.
findings
showed
that:
(1)
14
eco-sources
identified
Xinjiang,
spanning
an
area
2.13
×
105
km2;
32
eco-corridors
extracted,
including
9
important
23
general
eco-corridors,
comprising
total
length
1.26
104
km;
46
nodes(eco-nodes);
(2)
size
more
patches
Xinjiang
2.82
km2,
which
accounted
relatively
small
size,
value
generally
average.
overall
level
primary
high,
but
spatial
distribution
uneven;
(3)
values
vary
significantly,
with
high-level
surfaces
primarily
located
Junggar
Basin
Tarim
low-level
covering
most
Xinjiang's
natural
reserves
other
areas.
study's
can
provide
some
references
constructing
at
provincial
scale
arid
semiarid
regions
planning
restoration
Ecological Indicators,
Journal Year:
2024,
Volume and Issue:
158, P. 111579 - 111579
Published: Jan. 1, 2024
Constructing
an
ecological
security
pattern
(ESP)
is
effective
measure
to
ensure
environmental
safety
and
urban
development.
With
the
establishment
of
national
civilization
construction
demonstration
zone
in
China,
higher
requirements
are
put
forward
for
biodiversity
conservation.
Previous
studies
have
focused
on
identification
ESPs,
while
few
optimized
ESPs
based
endangered
species
protection.
This
study
took
Yichang
as
research
object,
used
geospatial
data
construct
optimize
ESPs.
We
identified
sources
through
sensitivity
assessment
extracted
corridors
minimum
cumulative
resistance
model.
On
this
basis,
innovatively
introduced
information,
ESP
discussed
function
zones
order
play
a
greater
role
The
results
showed
that:
(1)
includes
12
with
total
area
2,186.34
km2,
30
length
1120.44
km
15
nodes.
(2)
optimization
connects
important
nature
reserves
scenic
tourist
areas,
bringing
into
corridor
network.
importance
evaluation
delineated
8
Level
I
focusing
biological
protection
22
II
landscape
construction.
(3)
divided
conservation
zone,
control
restoration
spatial
principles
each
clearly
defined.
can
provide
reference
species-rich
cities.
Frontiers in Ecology and Evolution,
Journal Year:
2024,
Volume and Issue:
11
Published: Jan. 4, 2024
Accurate
identification
of
key
areas
for
ecological
restoration
is
an
important
foundation
orderly
promotion
territorial
space.
This
study
identified
the
in
Kangbao
County
according
to
research
paradigm
“source
–
resistance
surface
construction
corridor
extraction”.
First,
source
sites
were
and
screened
based
on
habitat
quality
modeling,
morphological
spatial
pattern
analysis
landscape
connectivity
analysis.
Then,
base
was
constructed
using
ArcGIS
software
nighttime
light
data.
Thereafter,
corridors
extracted
pinch
points
barrier
with
Linkage
Mapper
plug-in.
Forty
a
total
area
68.06
km
2
County.
These
dominated
by
woodland
grassland,
integrity
these
still
needed
be
improved.
The
96
(total
length
743.81
km)
identified,
which
densely
distributed
south
east
parts
area,
there
much
room
improvement
connectivity.
Additionally,
75
31.72
)
69
obstacles
16.42
identified.
restored
mainly
Yan
Yufang,
Har
Chimega,
Tuchengzi,
Zhangji,
Danchenghe
Townships.
can
lay
firm
