IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing,
Journal Year:
2023,
Volume and Issue:
17, P. 2037 - 2051
Published: Dec. 11, 2023
China
has
experienced
a
rapid
urbanization
over
the
past
three
decades,
resulting
in
prominent
"urban
core-suburban-rural"
(USR)
triad
structure
of
human
settlements.
The
USR
disparities,
which
are
related
to
spatial
variations
activity
intensity,
have
significant
impacts
on
spatiotemporal
various
environmental
issues
such
as
carbon
dioxide
(CO
2
)
emissions,
storage,
water
quality,
etc.
However,
there
is
lack
national-level,
long-term
dataset
compared
large
number
"Urban-Rural"
dual
datasets.
In
this
study,
an
annual
from
1992
2021
delineated
by
using
nighttime
light
data,
first
full
coverage,
China.
consistency
with
other
remote
sensing
products
(global
urban
boundaries)
and
socio-economic
data
(demographic
point
interest
data)
demonstrates
that
reliable
for
characterizing
extents
settlements
distinct
intensities.
maps
shown
Chinese
core
area
increased
9-fold
16,500
km
2
165,000
2021.
application
Fossil
Fuel
Combustion
CO
(ffco
emissions
indicates
ffco2
core,
suburban
rural
1.34,
0.36
0.17
billion
tons
2000
2019
China,
respectively.
can
be
used
research
not
been
possible
before
because
Environmental Technology & Innovation,
Journal Year:
2023,
Volume and Issue:
32, P. 103372 - 103372
Published: Sept. 22, 2023
Reviewing
the
coupling
coordination
between
urban
ecological
resilience
(UER)
and
new-type
urbanization
(NU)
has
gradually
become
a
necessary
condition
for
understanding
structure
service
patterns
of
systems.
Discussion
on
temporal
spatial
evolution
in
UER
NU
agglomerations
with
different
characteristics
is
beneficial
operational
mechanisms
ecosystems.
This
work
constructs
novel
evaluation
framework
process
NU,
scientifically
measures
performance
each
indicator
using
entropy
method
CRITIC
method.
By
degree
(CCD)
model,
this
paper
explores
spatio-temporal
effects
relationship
which
narrowed
cognitive
gap.
Using
Chengdu-Chongqing
Economic
Circle
China
as
an
example,
validity
practicality
are
verified.
The
results
show
that
CCD
generally
shows
rapid
growth
trend
time
tends
to
be
balanced;
development
significant
differences
influenced
by
factors
such
location
advantage,
natural
resources,
human
social
activities.
These
findings
can
provide
decision-making
information
reference
system
services,
livability,
government
planning.
