Sustainability,
Год журнала:
2024,
Номер
16(23), С. 10438 - 10438
Опубликована: Ноя. 28, 2024
The
mismatch
between
urban
livability
and
population
distribution
can
result
in
overcrowding
excessive
pressure
on
ecosystem
services
if
growth
surpasses
capacity.
Conversely,
expansion
outpaces
needs,
it
lead
to
underutilized
infrastructure
inefficient
land
use.
This
study
aims
assess
the
coordination
five
major
agglomerations
China:
Beijing–Tianjin–Hebei
(BTH),
Yangtze
River
Delta
(YRD),
Pearl
(PRD),
Mid-Yangtze
(MYR),
Chengdu–Chongqing
(CC).
A
comprehensive
index
for
is
established,
from
aspects
of
social–economic
development
service.
Additionally,
a
Coordination
Distance
Index
(CDI)
developed
measure
relationship
distribution.
Data
2010,
2015,
2020
are
analyzed
evaluate
levels
trends
across
agglomerations.
results
show
that
2010
2020,
most
cities
within
these
experience
improvements
their
levels,
with
notable
advancements
PRD
YRD
regions.
By
were
classified
as
having
“high
coordination”,
while
BTH,
MYR,
CC
categorized
“moderate
coordination”.
However,
certain
cities,
such
Chengde
Shanghai
YRD,
Ya’an
CC,
Zhuhai
PRD,
still
exhibited
“low
highlighting
areas
requiring
spatial
planning
adjustments.
introduces
method
quantitatively
assessing
distribution,
providing
essential
insights
policymakers
planners
refine
urbanization
strategies
regulation
policies
China’s
Land,
Год журнала:
2025,
Номер
14(1), С. 100 - 100
Опубликована: Янв. 7, 2025
The
ecological
and
social
problems
brought
about
by
China’s
rapid
urbanization
process
threaten
sustainable
development.
Taking
the
cities
with
high
coarse
sediment
yield
in
middle
reaches
of
Yellow
River
as
research
objects,
this
study
constructed
a
complex
analytical
framework
composed
urbanization,
ecosystem
service
value
(ESV),
human
well-being
(HBW)
subsystems.
equivalent
factor
method
(EFM)
was
used
to
evaluate
ESV.
entropy
weight
(EWM)
comprehensive
nighttime
light
index
(CNLI)
were
adopted
assess
level
well-being.
Then,
coupled
coordination
degree
(CCD)
grey
relational
modes
developed
reveal
major
obstacles
synergistic
results
showed
that,
from
2000
2020,
ESV,
HWB
increased.
average
CCD
grew
0.34
0.56,
higher
levels
northeast
south.
coordinated
development
is
influenced
multiple
factors,
intensity
driving
factors
decreasing
order
industrial
structure,
population
quality,
economic
drive,
government
regulation,
scientific
technological
support.
indicate
that
it
essential
formulate
differentiated
regionally
strategies
establish
cross-regional
cooperation
mechanisms
achieve
interactive
urban
development,
protection,
improvements
River.
Land,
Год журнала:
2025,
Номер
14(3), С. 598 - 598
Опубликована: Март 12, 2025
As
global
climate
change
intensifies,
its
impact
on
the
ecological
environment
is
becoming
increasingly
pronounced.
Among
these,
land
surface
temperature
(LST)
and
vegetation
cover
status,
as
key
indicators,
have
garnered
widespread
attention.
This
study
analyzes
spatiotemporal
dynamics
of
LST
Kernel
Normalized
Difference
Vegetation
Index
(KNDVI)
in
11
provinces
along
Yangtze
River
their
response
to
based
MODIS
Terra
satellite
data
from
2000
2020.
The
linear
regression
showed
a
significant
KNDVI
increase
0.003/year
(p
<
0.05)
rise
0.065
°C/year
0.01).
Principal
Component
Analysis
(PCA)
explained
74.5%
variance,
highlighting
dominant
influence
urbanization.
K-means
clustering
identified
three
regional
patterns,
with
Shanghai
forming
distinct
group
due
low
variability.
Generalized
Additive
Model
(GAM)
analysis
revealed
nonlinear
LST–KNDVI
relationship,
most
evident
Hunan,
where
cooling
effects
weakened
beyond
threshold
0.25.
Despite
0.07
increase,
high-temperature
areas
Chongqing
Jiangsu
expanded
by
over
2500
km2,
indicating
limited
mitigation.
reveals
complex
interaction
between
KNDVI,
which
may
provide
scientific
basis
for
development
management
adaptation
strategies.
Sustainability,
Год журнала:
2024,
Номер
16(14), С. 5903 - 5903
Опубликована: Июль 11, 2024
Rapid
urbanization
inevitably
exerts
pressure
on
the
surrounding
ecological
environment,
and
balancing
relationship
between
environment
is
crucial
for
sustainable
urban
development.
Taking
Yangtze
River
Delta
agglomeration
(YRDUA)
as
a
case
study,
this
paper
utilizes
MODIS
data
nighttime
light
to
construct
Remote
Sensing
Ecological
Index
(MRSEI)
Comprehensive
Nighttime
Light
(CNLI)
distributions
depict
quality
levels.
Based
this,
Coupled
Coordination
Degree
(CCD)
model
employed
calculate
coupling
coordination
level
two,
Geodetector
used
analyze
underlying
causes
affecting
CCD.
The
results
indicate
following:
(1)
overall
of
YRDUA
tends
be
stable,
but
there
are
significant
differences
regions.
Areas
with
deteriorating
conditions
concentrated
in
cities
higher
rates
changes.
(2)
All
developing
towards
coordination,
imbalances
development
among
different
(3)
key
factors
CCD
derived
from
socioeconomic
elements
rather
than
natural
elements,
interaction
GDP
DEM
having
strongest
explanatory
power
(4)
CNLI
positively
correlated
CCD,
MRSEI
negatively
decisive
factor
research
findings
can
provide
theoretical
guidance
promoting
PLoS ONE,
Год журнала:
2025,
Номер
20(1), С. e0314724 - e0314724
Опубликована: Янв. 3, 2025
The
coupled
development
of
new-type
urbanization
(NTU)
and
rural
revitalization
(RR)
represents
a
critical
proposition
put
forth
by
China
for
forging
novel
paradigm
urban-rural
relationship.
Initially,
this
study
employs
the
entropy
method
to
quantify
NTU
RR.
Subsequently,
it
carries
out
comprehensive
analysis
concerning
their
relationship
with
relative
degree
model
(RDDM),
coordination
(CCDM),
Dagum
Gini
coefficient,
kernel
density
estimation,
Tobit
model.
findings
drawn
from
indicate
2011
2022,
RR
in
Yangtze
River
Economic
Belt
(YREB)
have
exhibited
consistent
upward
trajectory,
but
lagging
disorders
are
widely
distributed
numerous.
(CCD)
constantly
improves,
transitioning
moderate
imbalance
primary
coordination,
exhibiting
spatial
distribution
"high
east
low
west".
disparity
between
demonstrates
slowly
narrowing
trend,
whereas
absolute
indicates
an
expanding
trend.
Among
influencing
factors,
agricultural
industry
exerts
most
significant
positive
impact
on
development,
level
financial
support
agriculture
dampening
effect,
which
is
heterogeneous
nature.
Frontiers in Environmental Science,
Год журнала:
2025,
Номер
13
Опубликована: Апрель 25, 2025
Introduction
As
the
process
of
urbanization
accelerates,
high
energy
consumption,
pollution,
and
low
land
use
efficiency
have
led
to
many
significant
negative
impacts
on
production
daily
life.
Methods
In
order
investigate
impact
construction
green
its
potential
mechanisms,
indicators
China’s
evaluation
system
are
constructed,
SBM-GML
model
is
used
measure
efficiency.
Based
this,
data
from
30
provinces
in
China
2013
2023
test
them
using
fixed
effects,
mediating
effects
threshold
effects.
Results
(1)
The
can
directly
contribute
improvement
use.
This
conclusion
remains
valid
after
conducting
endogeneity
robustness
tests.
(2)
effect
shows
that
increase
synergistic
industrial
agglomeration
promote
optimization
structure,
thus
indirectly
promoting
(3)
a
exists
relationship
between
level
economic
development
efficiency,
based
process.
deepens,
role
improving
gradually
strengthens.
(4)
Heterogeneity
analysis
reveals
has
more
driving
cities
eastern
China.
Discussion
paper
suggests
optimizing
allocation
resources
accelerating
terms
green.
Attention
should
be
given
regional
differences
carbon
emissions
during
urbanization,
it
essential
continuously
optimize
realized
low-carbon
model.
Special
attention
paid
enhancing
emission
control
underdeveloped
regions,
nationwide
