Land,
Journal Year:
2024,
Volume and Issue:
13(4), P. 412 - 412
Published: March 23, 2024
China’s
urbanization
has
received
as
much
attention
its
economic
growth
in
recent
years.
While
rapid
promoted
modernization
and
wealth
creation,
it
also
brought
many
problems
challenges.
So,
since
2014,
the
Chinese
government
implemented
a
new
policy
nationwide.
However,
few
researchers
have
examined
whether
policies
promote
sustainable
urbanization.
This
paper
evaluates
of
19
urban
agglomerations
China
using
elastic
coefficient.
The
results
indicate
significant
increase
number
cities
achieving
implementation
policy.
risen
from
46
period
2010–2015
to
71
2015–2021.
Considering
impact
coronavirus
on
economy,
there
would
been
even
more
entering
during
latter
period.
indicates
that
positive
influence
agglomerations.
status
is
not
static
changes
with
different
are
time
periods.
Therefore,
important
find
useful
can
guide
enhance
process
these
cities.
In
addition,
perfect.
To
address
this
issue,
categorize
implement
targeted
for
experiencing
both
non-sustainable
Changes
city’s
size
or
rates
related
status.
A
larger
city
does
urbanization,
and,
similarly,
faster
do
exhibit
higher
level
sustainability.
Water,
Journal Year:
2024,
Volume and Issue:
16(7), P. 1012 - 1012
Published: March 31, 2024
Based
on
the
data
of
2254
daily
meteorological
stations
in
China
from
1961
to
2021,
this
study
calculated
standardized
precipitation
evapotranspiration
index
(SPEI)
national
multi-time
scale
by
using
FAO
Penman–Monteith
model
quantify
changes
dry
and
wet
conditions.
The
Mann–Kendall
mutation
test,
wavelet
analysis,
other
methods
were
used
spatial
pattern
temporal
evolution
drought.
results
showed:
(1)
In
past
61
years,
there
obvious
differences
drought
China,
interannual
variation
severity
SPEI-1,
SPEI-3,
SPEI-12
gradually
decreased
at
a
rate
0.005/10a,
0.021/10a,
0.092/10a,
respectively.
(2)
time
point
was
1989
according
MK
mutagenicity
test.
(3)
Wavelet
analysis
showed
that
cycle
annual
seasonal
consistent,
main
period
about
30
years.
(4)
intensity
different
degrees
has
shown
weakening
trend,
reached
highest
value
years
1978,
1836.42.
2020,
lowest,
261.55.
(5)
proportion
decreasing
trend.
drought-free
fluctuated
greatly,
ranging
42.12%
89.25%,
with
2020
being
highest.
This
provides
scientific
basis
for
further
research
causes
coping
strategies
is
great
significance
strengthening
China’s
monitoring,
early
warning
,and
adaptation
capabilities.
Ecological Indicators,
Journal Year:
2024,
Volume and Issue:
166, P. 112197 - 112197
Published: June 14, 2024
The
heat
island
effect
has
far-reaching
impacts
on
human
settlements
and
natural
ecosystems.
Current
research
predominantly
focuses
urban
areas
overlooks
the
broader
ecosystems
beyond
boundaries.
Therefore,
there's
an
increasing
urgency
to
reassess
study
from
a
regional
spatial
perspective.
This
introduces
concept
of
Land
Heat
Island
(LHI)
quantifies
it
through
Intensity
(LHII).
Utilizing
multivariate
data
statistical
analyses,
this
investigates
spatiotemporal
evolution
LHII
in
Beibu
Gulf
agglomeration
2012
2021.
Redundancy
analysis
(RDA)
bivariate
correlation
were
used
understand
relationships
factors
influencing
LHII.
results
showed:
(1)
From
2021,
within
gradually
intensified.
was
higher
coastal
compared
inland
regions,
more
developed
economic
exhibited
than
less
ones,
characterized
by
concentrated
activities
had
ecological
areas.
(2)
primary
zones
growth
slightly
hot
weakly
northern
part
area
where
forestland
clustered
greater
influence
cold
pattern
pattern;
lower
latitude
eastern
economy
well
year
year.
(3)
enhancement
is
primarily
driven
construction
socio-economic
factors.
Specifically,
Carbon
Emissions
Nighttime
Light
Index
(NLI),
which
representing
strength
construction,
contribute
11.4%
8.3%
respectively.
Additionally,
Population
Size
(PS),
factors,
contributes
12%.
(4)
weakening
affected
with
top
two
contributors
being
average
Digital
Elevation
Model
(DEM)
cultivated
land
Normalized
Difference
Vegetation
(NDVI),
accounting
for
32.9%
14%
enhances
our
understanding
aims
mitigate
Bay
Area
agglomeration.
