E3S Web of Conferences,
Год журнала:
2024,
Номер
586, С. 04004 - 04004
Опубликована: Янв. 1, 2024
Urbanization
altered
urban
microclimates
intensifying
the
Urban
Heat
Island
(UHI)
effect
and
thereby
increasing
outdoor
thermal
discomfort.
Tensile
membrane
structures
(TMS),
due
to
their
shading
cooling
properties,
present
a
viable
solution
for
enhancing
comfort
in
public
spaces.
This
paper
synthesizes
numerical
outcomes
from
several
studies
integrating
empirical
data,
computational
models,
subjective
assessments
evaluate
impact
of
TMS
on
comfort.
Results
indicate
that
can
reduce
ambient
temperatures
by
2-3°C
Physiological
Equivalent
Temperature
(PET)
approximately
2.3-2.4°C
or
up
5.4ºC
Mean
Radiant
(MRT)
values,
therefore
user
The
study
underscores
critical
role
design
factors
such
as
form,
aperture,
location,
strategic
placement
optimizing
effectiveness.
It
also
highlights
importance
considering
local
climatic
conditions
behaviours
implementation
solutions.
Subjective
reveal
higher
levels
shaded
areas,
emphasizing
psychological
benefits
TMS.
Overall,
not
only
mitigate
heat
stress
but
enhances
aesthetic
functional
quality
environments,
contributing
sustainable
liveable
development.
comprehensive
review
provides
valuable
insights
planners,
designers,
policymakers
creating
more
comfortable
resilient
Frontiers in Built Environment,
Год журнала:
2024,
Номер
10
Опубликована: Сен. 27, 2024
Urban
heat
island
(UHI)
has
posed
a
threat
to
sustainable
development,
and
the
identification
of
spatial
characteristics
UHI
is
prerequisite
for
mitigation
effects.
Taking
Kunming
City
Guiyang
in
karst
region
Southwest
China
as
two
examples,
this
study
utilized
econometric
modeling
random
forest
regression
identify
compare
distribution
impact
urban
islands
related
topographic
morphology.
The
results
indicated
that
mainly
monocentrically
polycentrically
distributed,
respectively,
intensity
(UHII)
was
significantly
higher
than
Guiyang.
error
model
effectively
reflected
influence
topography
form
on
UHII,
objectively
measured
contribution
different
influencing
factors
UHII.
Enhanced
vegetation
index
(EVI),
population
density
(PD),
percentage
impervious
surface
(PIS),
ground
sky
view
factor
(GSVF),
building
(BD)
water
bodies
(PW)
had
similar
effects
contributions
UHII
cities,
while
roughness
(USR)
contributed
less
slope
(SLOPE)
Kunming,
SLOPE
USR
In
ecologically
fragile
zone,
morphology
are
shaped
by
topography,
which
can
be
characterized
monocentric
polycentric,
respectively.
And
were
also
closely
patterns.
EVI,
PW,
all
showed
inhibitory
EVI
most.
PD,
PIS,
BD,
exacerbate
with
PD
contributing
above
conclusions
provide
reference
policymakers
planners
optimize
mitigate
island.
ISPRS International Journal of Geo-Information,
Год журнала:
2024,
Номер
13(11), С. 377 - 377
Опубликована: Окт. 30, 2024
This
work
proposes
a
new
unsupervised
method
to
evaluate
the
behavior
of
urban
green
areas
in
presence
heatwave
scenarios
by
analyzing
three
indices
extracted
from
satellite
data:
Normalized
Difference
Vegetation
Index
(NDVI),
Moisture
(NDMI),
and
Land
Surface
Temperature
(LST).
The
aim
this
research
is
analyze
vegetation
types
during
heatwaves
through
analysis
these
indices.
To
how
characterize
heatwaves,
an
classification
proposed
that
uses
Elbow
determine
optimal
number
classes
Jenks
algorithm.
Each
class
assigned
Gaussian
fuzzy
set
are
classified
using
zonal
statistics
operators.
membership
degree
corresponding
calculated
assess
reliability
classification.
Finally,
for
each
type
greenery,
frequencies
belonging
NDVI,
NDMI,
LST
analyzed
their
heatwaves.
framework
was
tested
area
consisting
city
Naples
(Italy).
results
show
some
such
as
deciduous
forests
olive
groves,
more
efficient,
terms
health
status
cooling
effect,
than
other
heatwaves;
they
with
NDVI
NDMI
values
mainly
High
Medium
High,
maximum
Low.
Conversely,
uncultivated
critical
behaviors
Low
High.
represent
support
planners
local
municipalities
designing
effective
strategies
nature-based
solutions
deal
heat
waves
settlements.
E3S Web of Conferences,
Год журнала:
2024,
Номер
586, С. 04004 - 04004
Опубликована: Янв. 1, 2024
Urbanization
altered
urban
microclimates
intensifying
the
Urban
Heat
Island
(UHI)
effect
and
thereby
increasing
outdoor
thermal
discomfort.
Tensile
membrane
structures
(TMS),
due
to
their
shading
cooling
properties,
present
a
viable
solution
for
enhancing
comfort
in
public
spaces.
This
paper
synthesizes
numerical
outcomes
from
several
studies
integrating
empirical
data,
computational
models,
subjective
assessments
evaluate
impact
of
TMS
on
comfort.
Results
indicate
that
can
reduce
ambient
temperatures
by
2-3°C
Physiological
Equivalent
Temperature
(PET)
approximately
2.3-2.4°C
or
up
5.4ºC
Mean
Radiant
(MRT)
values,
therefore
user
The
study
underscores
critical
role
design
factors
such
as
form,
aperture,
location,
strategic
placement
optimizing
effectiveness.
It
also
highlights
importance
considering
local
climatic
conditions
behaviours
implementation
solutions.
Subjective
reveal
higher
levels
shaded
areas,
emphasizing
psychological
benefits
TMS.
Overall,
not
only
mitigate
heat
stress
but
enhances
aesthetic
functional
quality
environments,
contributing
sustainable
liveable
development.
comprehensive
review
provides
valuable
insights
planners,
designers,
policymakers
creating
more
comfortable
resilient
