Earth s Future,
Journal Year:
2024,
Volume and Issue:
12(7)
Published: July 1, 2024
Abstract
Urbanization
alters
the
thermal
and
dynamic
environment
of
local
climate
system,
resulting
in
significant
impacts
on
precipitation
both
urban
adjacent
areas.
Nevertheless,
there
remains
a
gap
our
understanding
urbanization‐induced
effects
asymmetrical,
symmetrical,
other
patterns
agglomerations
(UAs)
with
divergent
background
climates
geographic
regions
at
different
timescales.
Specifically,
this
asymmetrical
change
pattern
is
characterized
by
an
increase
heavy
(or
light)
rainfall
decrease
light
heavy)
rainfall.
Here,
we
assessed
urbanization
across
18
UAs
situated
diverse
geographical
areas
China
The
results
demonstrate
that
predominantly
located
humid
region.
amplified
changes
Yangtze
River
Delta,
Pearl
Beibu
Gulf,
Middle
River,
Guanzhong,
but
exacerbated
symmetrical
some
such
as
Chengdu‐Chongqing.
Notably,
effect
demonstrates
greater
significance
hourly
scale,
exemplified
where
impact
nearly
twice
pronounced
when
compared
to
daily
scale.
Moreover,
had
either
no
or
has
negative
within
continental
arid
regions.
This
related
intensity
urbanization,
complex
topography.
finding
implies
managers
should
consider
contexts
provide
scientific
guidance
for
planning.
Earth s Future,
Journal Year:
2023,
Volume and Issue:
11(2)
Published: Feb. 1, 2023
Abstract
Urbanization
has
become
a
prominent
anthropogenic
activity
globally,
resulting
in
the
substantial
modification
of
temperature
and
rainfall
around
urban
areas.
Studies
also
indicate
that
exhibits
an
asymmetrical
shift
from
light
to
extreme
rainfall,
causing
both
floods
droughts
over
different
parts
globe.
However,
what
extent
urbanization
influences
changes
drought
remains
understudied.
Accordingly,
we
provided
investigation
effects
on
events
statistical
model‐based
perspectives.
Results
showed
generally
increased
heavy
decreased
rainy
season
five
agglomerations
(i.e.,
Yangtze
River
Delta
[YRD],
Middle
Region
[MRYR],
Chengdu‐Chongqing,
Guizhou,
Yunnan)
Basin
during
1981–2020.
Specifically,
contributed
42.7%
30.8%
increases
MRYR
YRD
while
30.6%
contribution
decrease
rainfall.
Interestingly,
results
suggested
regions
were
more
prone
due
urbanization.
Nevertheless,
found
some
variabilities
across
areas
interactions
with
complex
terrains
climate
patterns.
Further
simulations
using
Weather
Research
Forecasting
model
confirmed
our
findings
helped
understand
potential
underlying
mechanism.
The
current
research
is
expected
provide
scientific
knowledge
for
better
planning
preparedness
urbanization‐induced
hazards.
Journal of Climate,
Journal Year:
2022,
Volume and Issue:
36(2), P. 693 - 709
Published: Oct. 5, 2022
Abstract
Heavy
precipitation
(HP)
events
can
be
preceded
by
moist
heatwaves
(HWs;
i.e.,
hot
and
humid
weather),
both
intensified
urbanization.
However,
the
effect
of
HWs
on
increasing
urban
HP
remains
unknown.
Based
statistical
analyses
daily
weather
observations
ERA5
reanalysis
data,
we
herein
investigate
urban-intensified
dividing
summer
into
NoHW-
HW-preceded
in
Yangtze
River
delta
(YRD)
agglomeration
China.
During
period
1961–2019,
YRD
has
experienced
more
frequent,
longer-lasting,
stronger
intense
season
(i.e.,
June–August),
urbanization
contributed
to
these
increases
(by
22.66%–37.50%).
In
contrast,
effects
are
almost
absent
if
remove
from
all
events.
Our
results
show
that
urbanization-induced
associated
with,
magnified
by,
areas
region.
Moist
conducive
an
unstable
atmosphere
stormy
weather,
they
also
enhance
heat
island
intensity,
driving
over
areas.
Significance
Statement
The
contribution
heavy
been
widely
reported
previous
studies.
(hot
extremes);
however,
it
is
unknown
whether
HP.
We
choose
explore
this
question
find
contributes
frequency,
duration,
maximum
cumulative
intensity
season.
signal
not
detectable
other
words,
play
a
key
role
magnifying
Given
projected
continue
expanding
occur
with
frequency
future,
water
cycle
merits
further
investigation.
