Ecological Indicators,
Journal Year:
2020,
Volume and Issue:
114, P. 106319 - 106319
Published: March 20, 2020
In
the
past
four
decades,
China
has
achieved
tremendous
economic
success,
but
it
also
faced
serious
ecological
security
(ES)
problems.
The
land
use/cover
change
(LUCC)
plays
a
decisive
role
in
issue
of
ES.
LUCC
and
ES
evaluation
were
combined
by
predicting
use
simulating
pattern.
Taking
Pearl
River
Delta
urban
agglomeration
(PRD)
as
study
area,
temporal
changes
predicted
CA-Markov
model,
pattern
three
different
scenarios
2025
was
simulated.
Based
on
Pressure-State-Response
(PSR)
PRD
2005,
2010
2015
carried
out,
safety
level
dropped
from
75.39%
to
66.67%
this
period.
Spatial
autocorrelation
analysis
performed
GeoDA
reflect
dynamic
PRD,
which
suggested
that
there
is
greater
heterogeneity
within
homogenous
sub-region
continues
increase.
Through
transition
probability
among
types,
set:
Inertial
development,
Over
expansion,
Ecological
protection
scenario,
showed
expansion
construction
(accounting
for
18.58%,
20.12%
17.93%
respectively)
must
occupy
agricultural
forest
lands
lead
decrease
level,
are
accounting
79.07%,
78.30%
79.95%
respectively.
described,
central
with
high
urbanization
have
relative
low
ES,
periphery
sub-regions
good
order
more
than
63.59%
less
4.06%
unsafety
Dongguan
Zhaoqing
respectively,
both
representative
city
these
two
sub-regions.
spatial-temporal
optimized
proposed,
eco-functional
zones
determined:
conservation
zone,
living
environment
guarantee
zone
restoration
zone.
defined
leading
functions
each
could
gradually
improve
integrity
connectivity
entire
ecosystem
provides
valuable
knowledge
understanding
planning
regional
management.
Ecological Indicators,
Journal Year:
2022,
Volume and Issue:
136, P. 108706 - 108706
Published: Feb. 25, 2022
Rapid
urbanization
has
produced
a
series
of
impacts
on
the
ecological
environment.
Many
studies
have
extensively
analyzed
relationship
between
and
environment
based
statistical
data,
but
ignored
systemic
functions
natural
ecology.
From
perspective
ecosystem
services,
we
established
an
evaluation
model
coupling
coordination
degree
(CCD)
urban
development
systems
ecosystems
(UDES)
service
value
(ESV),
dynamic
characteristics
types
CCD
two
in
Tangshan
city.
The
results
showed
that
level
City
is
gradually
improving,
most
areas
changed
from
lagging
to
ecosystems,
contradiction
increasing.
Further
analysis
water
supply,
purification,
hydrological
regulation
are
main
factors
affecting
coordinated
ecosystems.
interaction
requires
policymakers
continuously
pay
attention
change
services
formulate
appropriate
regulatory
policies
ensure
supply
services.
research
provides
new
thinking
for
achieving
sustainable
resource-based
cities
Ecological Indicators,
Journal Year:
2023,
Volume and Issue:
146, P. 109859 - 109859
Published: Jan. 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.
Human and Ecological Risk Assessment An International Journal,
Journal Year:
2018,
Volume and Issue:
26(3), P. 782 - 806
Published: Dec. 27, 2018
Landscape
ecological
security
assessment
aims
to
make
a
comprehensive
evaluation
of
regional
landscape
through
the
construction
indicator
system.
According
theory
ecology,
spatial
principal
component
analysis
(SPCA)
and
GIS
techniques,
we
obtained
distribution
pattern
Ganzhou
District,
Gansu
province,
China.
We
sources,
corridors,
nodes
according
minimum
cumulative
resistance
(MCR)
model
optimize
structure
function
network.
The
following
results
were
found:
situation
research
area
was
on
average.
level
indicated
that
low
safety
mainly
distributed
in
Gobi
desert
areas
north,
accounting
for
19.9%
study
area,
while
high
northwest
southeast
Heihe
River
basin,
24.8%
area.
With
points,
lines,
surfaces
being
interlaced,
network
constructed,
which
consisted
six
14
nodes,
large
source
plurality
small
areas,
could
effectively
improve
Ecological Indicators,
Journal Year:
2021,
Volume and Issue:
124, P. 107436 - 107436
Published: Feb. 11, 2021
Urban
growth
boundaries
(UGBs)
are
seen
as
an
effective
tool
to
control
urban
sprawl
and
promote
sustainable
development.
Existing
methodologies
related
boundary
delineation
focus
mainly
on
increasing
land
intensification
compact
However,
it
is
not
sufficient
optimal
development,
especially
in
China.
The
of
UGBs
should
only
take
into
account
the
heterogeneity
regional
natural
resources
but
also
further
reconcile
urban–ecological
conflict.
Therefore,
this
paper
proposes
a
new
framework
for
delineating
ecologically
manner.
This
study
first
uses
remote
sensing
ecological
index
(RSEI)
sensitivity
basis
constraints
(EC).
Both
background
state
ecology
stress
from
human
activities
considered
be
sprawl.
These
then
combined
with
CA-Markov
model
simulate
future
applied
Linxia
Hui
Autonomous
Prefecture,
fragile
region
China,
where
UGB
can
used
land-use
planning
conflict
ensure
resource
development
individual
zoning
districts.
results
suggest
that
plan
considers
may
have
negative
impact
conservation
sustainability.
based
proposed
EC-CA-Markov
will
thus
help
guide
conceptual
methodological
advances
applicable
other
cities
UGBs.
Ecological Indicators,
Journal Year:
2021,
Volume and Issue:
124, P. 107374 - 107374
Published: Jan. 22, 2021
Ecological
restoration
is
important
to
mitigate
global
ecological
degradation.
However,
previous
restoration,
mainly
targeting
a
single
ecosystem
or
problem
at
scale,
couldn't
effectively
solve
systemic
problems,
especially
in
rapidly
developing
areas.
Land-Space
Restoration
(LSER)
policy
was
proposed
change
the
situation
that
traditional
lack
of
overall
planning
and
united
goals.
To
integrate
measures
different
departments
scales
LSER
practice
management,
multi-scale
evaluation
framework
for
strategy
making
based
on
"P-S-R"
perspective
landscape,
ecological,
GIS
methods
proposed,
applied
Jiangsu
Yangtze
River
Economic
Belt
China.
We
took
fishnet
scale
as
data
calculation
unit,
town,
county,
regional
decision
formulate
hierarchical
system.
In
study
area,
engineering
type
(including
7
kinds
protection
artificial
natural
measures)
town
level
identified,
guided
by
county-level
zoning
grading
obtained
normal
cloud
model
method.
At
an
network
including
53
sources,
95
corridors,
674
points,
80
footstones
constructed
determine
priority.
Based
research
results,
decision-making
system
could
be
formed,
with
basis
pattern,
classification
standard
goals
task
decomposition,
township
project
site
selection
diverse
projects.
The
process
scales,
assist
goal
setting
space
achieve
sustainable
development
