Frontiers in Environmental Science,
Journal Year:
2024,
Volume and Issue:
12
Published: Dec. 9, 2024
Climate
change
has
intensified
urban
heat
risks
through
extreme
and
island
effects.
Using
Fuzhou
as
a
case
study,
we
conducted
assessments
of
risk
cool
quality
to
identify
core
sources
(CHRSs)
cold
(CCSs).
Based
on
the
degree
resistance
surface
transfer,
constructed
comprehensive
surface.
This
was
followed
by
construction
composite
cooling
network
using
minimal
cumulative
circuit
theory
models,
along
with
identification
key
nodes
enhance
protection
resources
ensure
stability.
Our
findings
revealed
that
central
area
had
highest
risk,
eastern
coastal
areas,
showing
trend
further
expansion
towards
southeastern
coast.
Relatively
high-quality
were
distributed
in
western
mountainous
area.
We
identified
21
CHRSs
32
CCSs.
The
included
94
transport
corridors
96
synergy
corridors,
148
78
barrier
nodes.
average
land
temperature
27.89°C
25.34°C,
respectively,
significantly
lower
than
high-risk
areas
(31.14°C).
Transport
enable
transfer
from
CCSs,
while
can
achieve
enhancing
among
islands.
Atmosphere,
Journal Year:
2025,
Volume and Issue:
16(1), P. 40 - 40
Published: Jan. 2, 2025
In
order
to
assess
the
spatial
and
temporal
characteristics
of
urban
thermal
environment
in
Zhengzhou
City
supplement
climate
adaptation
design
work,
based
on
Landsat
8–9
OLI/TIRS
C2
L2
data
for
12
periods
from
2019–2023,
combined
with
lLocal
zone
(LCZ)
classification
subsurface
classification,
this
study,
we
used
statistical
mono-window
(SMW)
algorithm
invert
land
surface
temperature
(LST)
classify
heat
island
(UHI)
effect,
analyze
differences
distribution
environments
areas
aggregation
characteristics,
explore
influence
LCZ
landscape
pattern
temperature.
The
results
show
that
proportions
built
natural
types
Zhengzhou’s
main
metropolitan
area
are
79.23%
21.77%,
respectively.
most
common
landscapes
wide
mid-rise
(LCZ
5)
structures
large-ground-floor
8)
structures,
which
make
up
21.92%
20.04%
study
area’s
total
area,
varies
seasons,
pooling
during
summer
peaking
winter,
strong
or
extremely
islands
centered
suburbs
a
hot
cold
spots
aggregated
observable
features.
As
building
heights
increase,
UHI
1–6)
increases
then
reduces
spring,
summer,
autumn
decreases
winter
as
increase.
Water
bodies
G)
dense
woods
A)
have
lowest
effects
among
settings.
Building
size
is
no
longer
primary
element
affecting
LST
buildings
become
taller;
instead,
connectivity
clustering
take
center
stage.
Seasonal
variations,
variations
types,
responsible
area.
should
see
an
increase
vegetation
cover,
gaps
must
be
appropriately
increased.
Energy and Built Environment,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 1, 2024
Extreme
heat
due
to
changing
climate
poses
a
new
challenge
for
temperate
climates.
The
is
further
aggravated
by
inadequate
research,
policy,
or
preparedness
effectively
respond
and
recover
from
its
impacts.
While
urban
morphology
plays
crucial
role
in
mitigating
heat,
it
has
received
limited
attention
planning,
highlighting
the
need
exploration,
particularly
regions.
To
illustrate
potential
mitigations,
we
use
example
of
coastal
city
Cardiff.
establish
interrelations
between
island
patterns,
explored
spatiotemporal
variations
land
surface
temperature
(LST),
normalised
difference
vegetation
index
(NDVI),
(SUHI)
local
zone
(LCZ)
classification
Results
showed
significant
variation
SUHI
LCZ
zones.
Both
LST
NDVI
were
found
vary
significantly
across
zones
demonstrating
their
association
with
form
locality.
For
built-up
areas,
more
compact
built-environment
smaller
cover
larger
building
density
was
2.0°C
warmer
than
open
when
comparing
mean
summer
LSTs.
On
average,
natural
classes
exhibit
that
8.0°C
lower
6.0°C
built-environment.
Consequently,
high-density,
LCZs
have
greater
effect
compared
classes.
Therefore,
cities
will
benefit
incorporating
an
sufficient
greenery
spaces.
These
findings
help
determine
optimal
climates
develop
mitigation
strategies
while
designing,
improving
existing
areas.
In
addition,
map
applied
this
study
Cardiff
enable
international
comparison
testing
proven
change
adaptation
techniques
similar
ISPRS International Journal of Geo-Information,
Journal Year:
2024,
Volume and Issue:
13(10), P. 367 - 367
Published: Oct. 18, 2024
Cities
are
facing
increased
heat-related
health
risks
(HHRs)
due
to
the
combined
effects
of
global
warming
and
rapid
urbanization.
However,
few
studies
have
focused
on
HHR
assessment
based
fine-scale
information.
Moreover,
most
only
analyze
spatial
patterns
do
not
explore
potential
driving
factors.
In
this
study,
we
estimated
HHRs
“hazard–exposure–vulnerability”
framework
by
using
multisource
data,
including
modified
thermal–humidity
index
(MTHI),
population
density,
land
cover.
Then,
variations
in
among
different
local
climate
zones
(LCZs)
at
fine
scale
were
analyzed
detail.
Finally,
compared
contributions
LCZs
types
cover
their
three
components
multiple
linear
regression
models.
The
results
indicate
that
pattern
was
from
those
individual
components,
high-hazard
regions
mean
high
HHRs.
There
huge
LCZs.
built-up
typically
had
much
higher
than
natural
ones,
with
compact
severe
risk.
LCZ
6
(open
low-rise
buildings)
a
relatively
low
should
be
paid
more
attention
future
urban
planning.
Compared
LCZs,
covers
better
explained
HHR.
contrast,
predicted
surface
temperatures.
both
made
slight
heat
exposure
vulnerability.
Furthermore,
manmade
buildings
impervious
areas
contributed
covers.
Therefore,
arrangement
is
worthy
further
investigation
perspective
mitigation.
