Forests,
Год журнала:
2024,
Номер
15(12), С. 2075 - 2075
Опубликована: Ноя. 25, 2024
Trees
and
their
morphology
can
mitigate
the
urban
heat
island
(UHI)
effect,
but
impacts
of
tree
species
two-dimensional
(2D)
three-dimensional
(3D)
morphological
characteristics
on
thermal
environment
residential
spaces
at
building
scale
have
not
been
effectively
evaluated.
This
research
extracted
data
trees
in
spatial
range
a
50
m
radius
sampling
sites
located
subtropical
humid
city’s
area
based
unmanned
aerial
vehicle
(UAV)
imagery
field
measurements.
It
included
Ficus
microcarpa
L.
f.,
Cinnamomum
camphora
(L.)
J.
Presl,
Alstonia
scholaris
R.
Br.
as
three
typical
evergreen
six
quantitative
indicators
trees,
with
number
(N)
serving
fundamental
indicator
mean
canopy
width
(MCW),
height
(MCH),
(MTH),
biomass
(CV),
(MCV)
characteristic
indicators.
We
analyzed
impact
above
two
parameters:
Air
temperature
(AT)
relative
humidity
(RH),
by
correlation
analysis
multiple
linear
regression
analysis.
Results
showed
that:
(1)
F.
microcarpa,
dominant
local
species,
provided
more
than
65%
volume
within
study
(50
buffer
zones),
its
contribution
to
cooling
humidification
effects
was
superior
those
C.
A.
scholaris.
(2)
The
MTH
CV
are
key
factors
influencing
daytime
AT
RH,
respectively,
temporal
fluctuation
intensity
during
spring
(May)
daytime.
(3)
N
show
best
effect
(adjusted
R2
=
0.731,
p
<
0.05)
midday
(13:00–14:00
p.m.),
while
0.748,
morning
(9:00–10:00
a.m.)
among
species.
2D
3D
describe
variation
microclimate
small-scale
spaces.
work
provides
new
insights
into
benefits
brought
growth
features
offers
reference
for
areas
planning
management
related
selection,
maintenance,
improvement
comfort
inhabitants.
Urban Climate,
Год журнала:
2024,
Номер
56, С. 102077 - 102077
Опубликована: Июль 1, 2024
Green
infrastructure
(GI)
can
act
as
an
effective
cooling
strategy
to
mitigate
the
urban
heat
island
effect.
The
complex
interdependencies
in
built
environment
make
it
challenging
quantify
GI
accurately.
Present
literature
on
often
lacks
focus
techniques
and
overlooks
co-benefits.
This
review
addresses
this
gap
by
consolidating
recent
research
standard
design
approaches
maximize
cooling.
temperature
results
from
are
segregated
type,
technique
local
climate
zones,
scale.
ENVI-met
Weather
Research
Forecasting
model
(WRF)
most
common
numerical
modeling
methods
utilized
for
microscale
mesoscale.
Results
indicate
that
highest
air
reduction
is
achieved
arid
climates,
followed
temperate,
tropical,
continental
respectively.
study
suggests
integrate
into
successfully,
researchers
should
consider
influencing
factors
like
spatial
distribution,
microclimate,
plant
selection.
Climate
change
intensifies
severity
of
overheating;
therefore,
integrating
cities
must
be
done
holistically
co-benefits
related
trade-offs.
International Journal of Digital Earth,
Год журнала:
2024,
Номер
17(1), С. 1 - 26
Опубликована: Июль 11, 2024
Both
the
physical
features
and
social
functions
of
urban
green
spaces
(UGSs)
are
crucially
important
to
ecological
benefits
residents.
Increasing
attention
has
been
focused
on
exploring
how
UGS
affect
residents,
but
functional
classification
UGSs
rarely
studied,
related
efficient
methods
urgently
needed.
Thus,
a
novel
methodological
framework
for
accurately
mapping
zones
was
proposed
by
integrating
remote
sensing
images,
crowd-sourced
geospatial
data
(i.e.
point
interest
data,
OpenStreetMap
road
network,
Baidu
Map
boundary),
deep
learning
algorithm.
A
sequence
combination
experiments
ablation
were
designed
performance
validation
quantifying
contributions
individual
classification.
The
results
showed
that
can
precisely
effectively
map
all
kinds
contributed
improving
accuracy
This
study
assist
planners
government
departments
in
rapid
monitoring,
effective
management,
scientific
planning
providing
accurate
sources
an
tool.
