Frontiers in Ecology and Evolution,
Год журнала:
2023,
Номер
11
Опубликована: Авг. 9, 2023
Measuring
the
degree
of
regional
coordinated
development
and
analyzing
factors
affecting
are
great
significance
for
assessing
status
formulating
strategies.
The
advancement
remote
sensing
data
big
provide
possibility
to
measure
on
a
more
precise
scale.
aim
this
study
is
use
multiple
sources
construct
evaluation
indicator
system
level
analyze
mechanism
development.
All
200
counties
(districts)
in
Beijing-Tianjin-Hebei
Region
selected
as
area.
By
measuring
county
units
region
from
2012
2017,
it
found
that
although
synergy
at
Beijing,
Tianjin
Hebei
increased,
overall
still
low
level.
spatial
panel
model
further
used
influence
all
counties.
conclusion
with
promotion
policy,
excessive
government
intervention,
imbalance
market
allocation
past
have
been
alleviated.
However,
weaknesses
process
obvious.
population
density
urban
size
become
constraints
opening
outside
world
investment
ecological
environment
construction
far
enough.
These
findings
enable
us
clearer
assessment
deeper
understanding
region.
Furthermore,
might
benefit
strategy
research.
International Journal of Environmental Research and Public Health,
Год журнала:
2022,
Номер
19(14), С. 8498 - 8498
Опубликована: Июль 12, 2022
The
rapid
economic
growth
of
geoparks
has
put
pressure
on
their
ecological
environments.
Therefore,
to
ensure
the
sustainable
development
geoparks,
we
must
explore
coupling
relationship
between
socioeconomic
benefits
(SEBs)
and
eco-environmental
(EEBs).
Based
coordination
theory
using
statistical
data
from
2005
2018,
in
this
study,
aimed
establish
an
indicator
system
for
evaluating
degree
(CCD)
SEBs
EEBs
Koktokay
Global
Geopark
China,
which
is
both
theoretically
practically
relevant
research
geoparks.
As
a
result,
found
following:
First,
comprehensive
level
showed
fluctuating
upward
trend
during
study
period.
Second,
geopark
remained
stable
but
fluctuated
slightly:
it
declined
2009
2012,
affected
by
deterioration
eco-environment,
fell
its
lowest
point
2012.
By
strengthening
protection
eco-environment
gradually
improved
became
stable.
Finally,
that
CCD
mildly
disordered
basically
coordinated,
indicating
developing
toward
increasingly
higher
level.
purpose
was
promote
reasonable
geotourism
while
focusing
sound
provide
recommendations
reference
other
similar
International Journal of Environmental Research and Public Health,
Год журнала:
2022,
Номер
19(15), С. 9497 - 9497
Опубликована: Авг. 2, 2022
Rainstorm
disasters
have
had
a
serious
impact
on
the
sustainable
development
of
society
and
economy.
However,
due
to
complexity
rainstorm
disasters,
it
is
difficult
measure
importance
each
indicator.
In
this
paper,
disaster
risk
assessment
framework
was
systematically
proposed
based
system
theory
corresponding
indicators
established.
Furthermore,
genetic
algorithm
optimized
projection
pursuit
XGBoost
were
coupled
assess
relative
Finally,
Yangtze
River
Delta
taken
as
case
study
area.
The
results
show
that:
in
eastern
southeast
higher
than
those
central
northwest
Delta;
total
precipitation
from
June
September
top
ten
contribute
9.34%
74.20%
results,
respectively.
can
provide
references
for
decision
makers
are
helpful
formulation
adaptation
strategies.
International Journal of Environmental Research and Public Health,
Год журнала:
2022,
Номер
19(15), С. 9596 - 9596
Опубликована: Авг. 4, 2022
Balancing
economic
growth
with
environmental
protection
is
vital
for
the
sustainable
development
of
cities
and
regions.
However,
urban
greening
has
rarely
been
considered
in
extensive
studies.
This
study
incorporates
into
a
coupling
coordination
degree
(CCD)
model,
order
to
evaluate
its
performance.
A
total
286
China
between
2005
2019
were
selected
as
specific
subjects.
Meanwhile,
clustering
method
was
used
classify
different
clusters
based
on
CCD
values,
Gini
coefficient
analysis
applied
discover
values
inequality
characteristics
exploratory
spatial
data
(ESDA)
employed
aggregation
features.
The
results
indicate
that
presented
significant
heterogeneity.
Spatially,
divided
eight
clusters,
those
eastern
region
generally
being
higher
than
central
western
Temporally,
all
showed
an
increasing
trend,
but
more
60%
still
uncoordinated
or
low-level
stage.
In
addition,
observed
both
which
decreasing
trends.
Greening
stronger
influence
linked
coordinated
two
systems;
therefore,
we
propose
policy
recommendations
pursuing
environmentally
friendly
from
aspects.
summary,
this
research
allows
better
understanding
relationships,
thus
contributing
objective
creating
communities.
Frontiers in Environmental Science,
Год журнала:
2023,
Номер
11
Опубликована: Окт. 19, 2023
Introduction:
Behind
China’s
booming
economy
lies
a
series
of
environmental
and
resource
consumption
issues.
After
continuous
research
exploration,
scholars
generally
agree
that
green
innovation
is
crucial
way
to
solve
this
problem.
As
the
core
regions
economic
development,
studying
level
three
major
urban
agglomerations
can
help
understand
progress
in
area.
It
provide
beneficial
experience
inspiration
for
other
formulation
relevant
policies
future.
Methods:
This
paper
selects
panel
data
40
cities
Beijing-Tianjin-Hebei
(BTH),
Yangtze
River
Delta
(YRD),
Pearl
(PRD)
from
2010
2020
as
object.
The
super-efficiency
SBM
(slack-based
measure)
model
Malmquist-Luenberger
(ML)
index
are
used
measure
efficiency
(GIE)
its
dynamic
evolution
rules,
Tobit
regression
constructed
analyze
influencing
factors
GIE.
Results:
PRD
agglomeration
has
highest
GIE
level,
while
BTH
YRD
shifted
around
2015.
Technical
technological
together
lead
increased
GIE,
with
having
higher
impact
than
technical
efficiency.
coefficients
urbanization
industrial
structure,
science
technology
0.0078,
0.0071,
0.0616,
respectively,
significantly
promoting
development
foreign
direct
investment,
regulations,
SO
2
emissions
−0.2198,
−0.1163,
−0.005,
−0.011,
inhibiting
coefficient
vegetation
cover
0.0228
no
significant
effect
on
Conclusions:
overall
relatively
high.
Still,
there
spatial
variability
among
different
cities,
accompanied
by
phenomenon
two-level
differentiation.
study
suggests
improving
requires
enhanced
interventions
at
both
city
factors.
enriches
theoretical
results
meso-level
provides
guidance
practical
directions
agglomerations,
achieving
peaking
carbon
neutrality,
high-quality
development.
Frontiers in Ecology and Evolution,
Год журнала:
2023,
Номер
11
Опубликована: Авг. 9, 2023
Measuring
the
degree
of
regional
coordinated
development
and
analyzing
factors
affecting
are
great
significance
for
assessing
status
formulating
strategies.
The
advancement
remote
sensing
data
big
provide
possibility
to
measure
on
a
more
precise
scale.
aim
this
study
is
use
multiple
sources
construct
evaluation
indicator
system
level
analyze
mechanism
development.
All
200
counties
(districts)
in
Beijing-Tianjin-Hebei
Region
selected
as
area.
By
measuring
county
units
region
from
2012
2017,
it
found
that
although
synergy
at
Beijing,
Tianjin
Hebei
increased,
overall
still
low
level.
spatial
panel
model
further
used
influence
all
counties.
conclusion
with
promotion
policy,
excessive
government
intervention,
imbalance
market
allocation
past
have
been
alleviated.
However,
weaknesses
process
obvious.
population
density
urban
size
become
constraints
opening
outside
world
investment
ecological
environment
construction
far
enough.
These
findings
enable
us
clearer
assessment
deeper
understanding
region.
Furthermore,
might
benefit
strategy
research.
