The Science of The Total Environment,
Journal Year:
2024,
Volume and Issue:
948, P. 174927 - 174927
Published: July 20, 2024
The
global
climate
is
under
threat
from
increasing
extreme
heat,
evidenced
by
rising
temperatures
and
a
surge
in
hot
days.
Heat
waves
are
intensifying
worldwide,
impacting
cities
residents,
as
demonstrated
the
record-breaking
heat
experienced
UK
2022,
which
resulted
over
4500
deaths.
Urban
islands
(UHIs)
exacerbate
these
waves,
making
city
residents
more
vulnerable
to
heat-related
UHIs
occur
when
urban
areas
exceed
those
surrounding
rural
due
heat-absorbing
properties
of
structures.
Implementing
mitigation
strategies,
such
green
infrastructure,
crucial
for
enhancing
resilience
reducing
vulnerability
UHIs.
Effectively
addressing
requires
systematic
approach,
including
developing
risk
maps
prioritise
UHI
strategies.
Using
remote
sensing,
GIS,
SPSS
correlational
analysis,
research
aims
develop
assess
Risk
Index
(HRI).
This
index
integrates
spatial
intensity,
current
cover,
population
density
at
district
level
index.
study
stands
out
its
novel
approach
HRI,
focusing
on
localised
impact
Manchester
City,
identifying
high-risk
heat-vulnerable
districts,
prioritising
implementing
effective
findings
highlight
importance
this
revealing
that
approximately
30
%
City
affected
effects,
with
near
centre,
characterised
higher
reduced
being
particularly
vulnerable.
Furthermore,
suggests
applying
HRIs
level,
neighbourhood
rather
than
would
provide
relevant
targeted
insights
mitigating
UHI.
A
offer
tailored
into
unique
conditions
each
within
enabling
HRI
developed
paper
serves
test
nuanced
comprehensive
index,
considering
additional
variables
related
structure.
Landscape Ecology,
Journal Year:
2025,
Volume and Issue:
40(1)
Published: Jan. 5, 2025
Abstract
Context
Although
various
methods
exist
to
mitigate
the
urban
heat
island
(UHI)
effect,
blue-green
spaces
(UBGS)
are
considered
particularly
effective.
Understanding
threshold
value
of
efficiency
(TVoE)
for
UBGS
can
optimize
land
use
and
spatial
planning.
Objectives
This
study
systematically
reviews
TVoE
provide
managers
landscape
designers
with
comprehensive
insights
climate-adaptive
We
aim
summarize
distribution
patterns
influencing
factors
TVoE,
identify
current
research
limitations
future
directions
offer
planning
recommendations.
Methods
conducted
a
systematic
literature
review
(SLR)
following
PRISMA
guidelines,
analyzing
publications
on
from
Web
Science,
PubMed,
Scopus
databases.
Results
The
influenced
by
types,
latitude,
climate.
Generally,
green
(UGS)
increases
decreasing
latitude
increasing
humidity,
whereas
parks
blue
(UBS)
decreases
humidity.
studies
reviewed
focus
impact
features
cooling
effects,
while
patch
surrounding
environmental
meteorological
less
frequently
mentioned.
Cost-effective
should
prioritize
UBS
complex
shapes
in
low-latitude,
humid
regions,
high-latitude,
arid
areas
focusing
UGS
regular
shapes.
Future
explore
vertical
structures
within
UBGS,
factors,
Local
Climate
Zones
(LCZ)
enhance
understanding