The
development
of
urbanization
and
the
establishment
metropolitan
areas
causes
urban
heat
island
to
cross
original
single-city
scale
form
a
regional
(RHI)
with
larger
influence
range.
Due
decreasing
distance
between
cities,
there
is
an
urgent
need
reevaluate
RHI
for
agglomerations,
considering
all
cities
instead
conventional
perspective.
impact
climatic
conditions
human
factors
on
islands
still
lacks
general
method
framework
systematic
evaluation,
potential
interaction
unclear.
Therefore,
we
used
land
night
light
data
as
background
study
diurnal
seasonal
changes
in
Zhengzhou
area,
China.
Pearson
correlation
analysis
random
forest
regression
were
then
explore
its
internal
relationship.
We
found
that
daytime
had
strong
spatial
heterogeneity
differences
from
2001
2020.
was
stronger
than
nighttime
spring,
summer,
autumn,
winter.
From
spring
winter,
increased
first
decreased
during
daytime,
while
opposite
observed
at
night.
Temperature
dominant
effect
day,
carbon
dioxide
There
effects
RHI,
contributing
more
northern
mountainous
areas,
greater
main
each
location.
Agronomy,
Год журнала:
2024,
Номер
14(2), С. 268 - 268
Опубликована: Янв. 25, 2024
Changes
occurring
because
of
human
activity
in
protected
natural
places
require
constant
monitoring
land
use
(LU)
structures.
Therefore,
Korgalzhyn
District,
which
occupies
part
the
State
Natural
Reserve
territory,
is
considerable
interest.
The
aim
these
studies
was
to
analyze
changes
composition
use/land
cover
(LULC)
District
from
2010
2021
and
predict
LU
transformation
by
2030
2050.
Landsat
image
classification
performed
using
Random
Forest
on
Google
Earth
Engine.
combined
CA-ANN
model
used
LULC
2050,
were
carried
out
MOLUSCE
plugin.
results
showed
that
2021,
there
a
steady
increase
share
ploughable
an
adequate
reduction
grassland.
It
established
that,
this
trend
will
continue.
At
same
time,
be
no
drastic
other
classes.
obtained
can
helpful
for
development
management
plans
policies
District.
The Science of The Total Environment,
Год журнала:
2024,
Номер
934, С. 173167 - 173167
Опубликована: Май 16, 2024
Urban
parks
play
a
key
role
in
UHI
mitigation.
However,
the
of
other
prominent
types
urban
green
infrastructure
has
not
been
comprehensively
studied.
Thus,
main
objective
this
study
was
to
evaluate
cemeteries
and
allotments
as
cooling
islands
compared
well-studied
park
areas.
We
assessed
LST
cemeteries,
based
on
Landsat
8
TM
images
across
five
largest
German
cities
during
summertime.
Random
forest
regressions
explain
spatial
variability
different
spaces
(UGS)
with
spectral
indices
(NDVI,
NDMI,
NDBaI)
well
tree
characteristics
(tree
type,
age,
trunk
circumferences,
height
or
canopy
density).
As
result,
were
identified
hottest
UGS
city
means
varying
between
23.1
26.9
°C,
since
they
contain
relatively
high
proportion
sealed
surfaces.
The
allotment
gardens
best
explained
by
NDVI
indicating
that
fields
higher
percentage
flowering
shrubs
trees
reveal
lower
values
than
those
covered
annual
crops.
Interestingly,
characterized
coolest
UGS,
20.4
24.7
°C.
Despite
their
surfaces,
are
dominated
old
resulting
intensive
transpiration
processes.
Parks
show
heterogeneous
patterns
which
could
be
systematically
due
functionality
shape.
Compared
parks,
tree-covered
areas
have
potential
cultural
heritage
sites
well-protected
allowing
growth
transpiration.
These
findings
underline
relevance
deepen
understanding
process.
Land,
Год журнала:
2024,
Номер
13(12), С. 2175 - 2175
Опубликована: Дек. 13, 2024
As
cities
expand
rapidly,
the
combined
effects
of
urbanization,
global
warming,
and
intensification
Urban
Heat
Island
(UHI)
phenomenon
have
become
more
challenging
for
urban
environments.
In
response,
Green
Infrastructure
(UGI)
has
gained
attention
as
a
practical
effective
tool
mitigating
UHI
improving
climate
change.
Among
various
UGIs,
parks
been
subject
numerous
studies
due
to
their
proven
ability
reduce
air
surface
temperatures,
improve
local
microclimates,
enhance
overall
livability.
This
systematic
review
synthesizes
existing
body
research
identify
key
factors
that
influence
cooling
performance
parks.
A
total
131
peer-reviewed
between
2014
2024
were
analyzed,
focusing
on
both
design-related
site-related
play
pivotal
roles
in
park’s
effectiveness.
Design-related
include
park
size,
shape,
vegetation
density
composition,
presence
water
bodies,
impervious
surfaces
while
encompass
background
conditions,
proximity
natural
configuration
surrounding
The
findings
reveal
tree
coverage,
bodies
are
most
influential
enhancing
performance.
For
factors,
wind
speed
direction
emerged
critical
components
maximizing
benefits.
Research
also
showed
can
affect
by
influencing
airflow
patterns
shading.
Understanding
these
dynamics
is
crucial
worldwide
they
strive
design
address
specific
environmental
climatic
challenges.
this
offer
guidance
landscape
architects
planners,
enabling
them
deliver
enhanced
benefits,
especially
when
face
rising
temperatures
an
increasing
number
heatwaves.
Atmosphere,
Год журнала:
2023,
Номер
14(11), С. 1652 - 1652
Опубликована: Ноя. 3, 2023
Urban
high-temperature
disasters
have
gradually
emerged
as
a
significant
threat
to
human
society.
Therefore,
it
is
crucial
assess
and
identify
areas
at
risk
of
such
implement
urban
planning
measures
aimed
mitigating
their
impact.
Additionally,
multitude
studies
demonstrated
the
cooling
effect
blue-green
spaces
(UGBS),
which
play
pivotal
role
in
environments.
Incorporating
UBGS
layout
into
evaluation
processes
has
substantial
potential
for
disasters.
This
paper
presents
construction
set
assessment
disaster
using
structure
specifically
main
area
Harbin,
China.
We
employed
GIS
multi-source
remote
sensing
imagery
develop
local
climate
zone
(LCZ)
maps
applicable
designated
study
area.
The
differentiated
impact
factors
on
was
determined
multi-scale
geographical
weighted
regression
model
(MGWR).
results
showed
following:
(a)
There
an
overall
low
level,
with
19.61%
high-risk
concentrated
within
second
ring
road,
forming
spatial
pattern
characterized
by
“one
line,
one
cluster”.
(b)
building
category
LCZs
generally
higher
than
that
natural
LCZs.
architectural
could
be
summarized
low-density
being
smaller
high-density
LCZs,
except
LCZ
5.
mean
value
2
5
types
highest.
(c)
Through
indicator
screening,
AREA_MN,
SHAPE_MN,
PD,
NP
were
found
determinants
influencing
risk,
effectiveness
differentiation
these
exhibited
notable
disparities.
(d)
By
comparing
different
types,
we
concluded
mitigation
may
interfered
height
(BH);
positively
BH;
PD
SHAPE_MN
negatively
BH.
research
provided
new
perspective
practical
scientific
basis
risk-mitigation
based
UBGSs
under
classification.
City and Environment Interactions,
Год журнала:
2024,
Номер
23, С. 100152 - 100152
Опубликована: Май 11, 2024
Understanding
and
evaluating
possible
changes
in
thermal
conditions
of
urban
settlements
are
crucial
for
risk
assessment,
adaptation
to
climate
change
sustainable
development.
This
study
presents
the
results
a
micro-scale
measurement
campaign
conducted
Vienna,
Austria,
investigate
effects
natural
artificial
surfaces
on
temperature
humidity
variability.
The
observational
data
set
is
used
evaluation
newly
developed
building-resolving
model
system
PALM.
Dragino
LHT65
LoRaWAN
air
sensors
were
installed
monitor
local-scale
variations.
On
selected
summer
days,
drones
equipped
with
imaging
cameras
provide
hourly
surface
temperature.
monitoring
show
higher
temperatures
near
buildings
overall
strong
spatial
temporal
demonstrates
capability
simulate
main
characteristics
area,
although
it
slightly
overestimates
at
night.
Compared
measurements,
has
less
pronounced
variability
relative
humidity,
but
larger
one
analysis
confirmed
that
potential
appropriately
assess
microclimate
therefore,
contribute
future-oriented
planning.
In
this
work
is
proposed
a
new
unsupervised
method
to
evaluate
the
behavior
of
urban
green
areas
in
presence
heatwave
scenarios
analyzing
NDVI,
NDMI
and
LST
satellite
data.
To
how
these
three
indices
characterize
during
periods
heat
waves,
reclassification
data
raster
each
index
carried
out.
Rather
than
using
standard
classifications
indices,
an
classification
approach
that
uses
Elbow
determine
optimal
number
classes
Jenks
thematic
method.
Each
class
assigned
Gaussian
fuzzy
set
with
means
deviations
equal
associated
class.
The
are
classified
zonal
statistics
operators
degree
membership
corresponding
used
assess
reliability
classification.
Finally,
for
type
greenery
frequencies
belonging
analyzed
heatwaves.
framework
was
tested
area
consisting
city
Naples
(Italy).
results
show
some
types
greenery,
such
as
deciduous
forests
olive
groves,
not
very
vulnerable
scenarios,
unlike
uncultivated
which,
instead,
critical
behaviors
