Remote Sensing,
Journal Year:
2023,
Volume and Issue:
15(20), P. 5025 - 5025
Published: Oct. 19, 2023
Various
physical
characteristics
of
urban
impervious
surfaces
(ISAs)
and
green
spaces
(UGSs)
collectively
regulate
environmental
temperatures
through
heating
cooling
processes.
However,
current
research
often
analyzes
each
regulating
factor
as
an
independent
variable
when
examining
its
relationship
with
land
surface
temperature
(LST),
limited
studies
considering
the
combined
contribution
weights
all
factors.
Based
on
multi-source
remote
sensing
data
ground
observations
from
near
summers
2014,
2016,
2017,
2018
in
built-up
area
Xuzhou
City,
numerical
values
spatial
distributions
15
factors,
including
ISA
density
(fi),
albedo
(Albedo),
population
(Population),
anthropogenic
heat
flux
(AHF),
maximum
patch
index
(LPIISA),
natural
connectivity
patches
(COHESIONISA),
aggregation
(AIISA),
average
shape
(SHAPE_MNISA),
UGS
(fv),
evapotranspiration
(ET),
shading
(UGSSI),
(LPIUGS),
(COHESIONUGS),
(AIUGS),
(SHAPE_MNUGS),
were
separately
extracted
within
study
area.
Using
geographically
weighted
regression
models
bivariate
autocorrelation
models,
we
obtained
quantitative
correlations
between
factors
LST.
The
results
revealed
that
selected
exhibited
high
goodness-of-fit
significant
LST,
which
led
to
their
categorization
into
eight
warming
seven
detection
Geographic
Detector
further
reveals
indicate
have
higher
explanatory
power
for
LST
compared
UGSSI
contributing
most
while
Population
contributed
least.
Furthermore,
interaction
highlighted
variations
different
combinations
Ultimately,
it
has
identified
proven
be
effective
mitigating
environment
across
three
scenarios:
alone,
a
combination
both
suggested
are
follows:
fi
∩
Albedo,
LPIISA,
fv,
LPIUGS,
UGSSI,
Albedo
UGSSI.
Therefore,
our
findings
hold
potential
provide
valuable
reference
planning
climate
governance.
Tailoring
local
context
selecting
ones
can
enable
cost-effective
mitigation
environment.
Science,
Journal Year:
2024,
Volume and Issue:
384(6701), P. 1203 - 1212
Published: June 13, 2024
Radiative
cooling
textiles
hold
promise
for
achieving
personal
thermal
comfort
under
increasing
global
temperature.
However,
urban
areas
have
heat
island
effects
that
largely
diminish
the
effectiveness
of
as
wearable
fabrics
because
they
absorb
emitted
radiation
from
ground
and
nearby
buildings.
We
developed
a
mid-infrared
spectrally
selective
hierarchical
fabric
(SSHF)
with
emissivity
greatly
dominant
in
atmospheric
transmission
window
through
molecular
design,
minimizing
net
gain
surroundings.
The
SSHF
features
high
solar
spectrum
reflectivity
0.97
owing
to
strong
Mie
scattering
nano-micro
hybrid
fibrous
structure.
is
2.3°C
cooler
than
solar-reflecting
broadband
emitter
when
placed
vertically
simulated
outdoor
scenarios
during
day
also
has
excellent
properties.
Building and Environment,
Journal Year:
2024,
Volume and Issue:
257, P. 111545 - 111545
Published: April 20, 2024
The
process
of
urbanization
exacerbates
the
urban
heat
island
phenomenon.
In
order
to
reasonably
identify
functional
zones,
and
reveal
influence
buildings
on
land
surface
temperature
(LST).
Guiyang,
a
multi-mountainous
city
in
China,
was
taken
as
research
area,
Open
Street
Map
(OSM)
use
type
data
were
used
zones.
Subsequently,
correlation
between
building
morphology
metrics
LST
analyzed
using
Pearson
boosted
regression
tree
(BRT)
model.
results
showed
that:
(1)
There
significant
differences
among
different
(2)
relative
contribution
value
density
(BD)
high,
it
significantly
exacerbated
effect
across
all
with
maximum
impact
reaching
2.5°C
Utility
zone.
(3)
Mean
height
(MBH),
Southerly
wind
speed
(S_Wind
speed)
Landscape
shape
index
(LSI_Building)
had
alleviating
thermal
environment,
mitigation
degree
highest
Residential
zone
Ecological
zone,
0.6°C,
0.8°C
2.0°C,
respectively.
This
study
enhances
our
understanding
relationship
functions
LST,
providing
valuable
insights
for
mitigating
environment
promoting
sustainable
development.
Energy and Buildings,
Journal Year:
2024,
Volume and Issue:
311, P. 114121 - 114121
Published: March 28, 2024
Heat
is
added
to
the
surroundings
as
a
result
of
replacing
natural
landscapes
with
buildings.
This
includes
waste
heat
from
air
conditioning
systems
and
transferred
into
environment
exterior
surfaces.
Here,
we
propose
new
concept
"negative
sensible
release"
buildings—that
is,
buildings
that
put
less
than
released
unbuilt
terrain
upon
which
building
was
constructed.
We
explore
potential
for
net
negative
releasing
through
simulation
studies
in
hot
arid
humid
cities—Phoenix,
Houston.
Results
show
it
possible
achieve
release
low-rise
office
by
simply
increasing
roof
wall
solar
reflectance
using
existing
technologies.
While
typical
2-story
can
generate
average
fluxes
around
100
W/m2
(based
on
footprint
area),
0.2
0.9
walls
0.65,
same
heating
20
40
W/m2.
Increasing
insulation
energy
efficiency
appliances
equipment
further
reduce
points
compelling
mechanism
whereby
be
designed
or
retrofitted
have
beneficial
impact
local
thermal
environment.
