Do Meteorological Variables Impact Air Quality Differently Across Urbanization Gradients? A Case Study of Kaohsiung, Taiwan, China
Heliyon,
Journal Year:
2025,
Volume and Issue:
11(2), P. e41694 - e41694
Published: Jan. 1, 2025
Air
pollution
has
become
a
major
challenge
to
global
urban
sustainable
development,
necessitating
urgent
solutions.
Meteorological
variables
are
key
determinants
of
air
quality;
however,
research
on
their
impact
across
different
gradients
remains
limited,
and
mechanisms
largely
unexplored.
This
study
investigates
the
dynamic
effects
meteorological
quality
under
varying
levels
urbanization
using
Kaohsiung
City,
Taiwan,
as
case
study.
pollutant
data
from
monitoring
stations
in
Kaohsiung,
for
year
2023
were
collected
analyzed.
The
Quality
Index
(AQI)
was
used
quantify
levels,
Granger
causality
tests
Vector
Autoregression
(VAR)
models
employed
analyze
relationships
between
AQI.
results
revealed
that:
(1)
Suburban
areas
exhibited
significantly
better
than
near-urban
areas,
with
annual
AQI
values
59.58
Meinong
(outskirts),
67.86
Renwu
(suburbs
area),
76.73
Qianjin
(urban
showing
progressive
improvement
suburban
primarily
due
lower
abundant
forest
resources;
(2)
Temperature
relative
humidity
emerged
influencing
AQI,
indicating
that
temperature
affects
especially
areas.
Impulse
response
analysis
had
notable
positive
negative
correlation
effect
over
lagged
periods,
while
wind
speed
showed
gradually
shifting
time;
(3)
Variance
decomposition
indicated
largest
particularly
cumulative
lag
effects,
main
provides
scientific
evidence
future
planning
environmental
management,
supporting
development
more
effective
strategies
promote
development.
Language: Английский
Air Pollution/Quality Trends in the Pandemic of the 21st Century: Approaches in Türkiye
Kent Akademisi,
Journal Year:
2025,
Volume and Issue:
18(3), P. 1805 - 1823
Published: April 14, 2025
COVID-19
was
declared
a
pandemic
by
the
World
Health
Organization
(WHO)
in
2020.
The
of
21st
century
has
attracted
attention
as
an
important
issue,
and
studies
have
been
carried
out
many
areas
terms
related
issue.
One
these
is
air
pollution/quality,
which
received
wide
coverage
media
where
positive
developments
became
visible
with
restrictions.
In
conducted
on
national
basis
regarding
it
determined
that
selected
cities
at
least
one
specific
feature.
These
features
include
population
density,
excess
industrial
activities,
vehicle
or
transportation
network
connections,
mining
energy
recovery.
As
result
study,
decrease
observed
outdoor
pollution
emissions,
especially
during
restrictions,
there
were
improvements
general
quality
Türkiye.
While
previous
interaction
between
pandemics
pollution,
this
study
distinguishes
itself
providing
comprehensive
detailed
analysis
within
context
Unlike
earlier
works,
research
evaluates
Türkiye
broader
framework,
offering
holistic
perspective
topic.
It
not
only
summarizes
interprets
findings
but
also
provides
actionable
recommendations
for
future
periods
sustainable
urban
development.
This
highlights
situation
before
sheds
light
scenarios,
offers
policymakers
decision-makers
practical
proposals
applicable
to
regions
worldwide.
event
efforts
promote
healthy
living,
insights
assessments
presented
can
serve
valuable
reference.
Furthermore,
strategies
reducing
making
relevant
different
countries
globally.
Language: Английский
The effect of the urban exposome on COVID-19 health outcomes: A systematic review and meta-analysis
Environmental Research,
Journal Year:
2023,
Volume and Issue:
240, P. 117351 - 117351
Published: Oct. 17, 2023
The
global
severity
of
SARS-CoV-2
illness
has
been
associated
with
various
urban
characteristics,
including
exposure
to
ambient
air
pollutants.
This
systematic
review
and
meta-analysis
aims
synthesize
findings
from
ecological
non-ecological
studies
investigate
the
impact
multiple
urban-related
features
on
a
variety
COVID-19
health
outcomes.On
December
5,
2022,
PubMed
was
searched
identify
all
types
observational
that
examined
one
or
more
exposome
characteristics
in
relation
outcomes
such
as
infection
severity,
need
for
hospitalization,
ICU
admission,
COVID
pneumonia,
mortality.A
total
38
241
were
included
this
review.
Non-ecological
highlighted
significant
effects
population
density,
urbanization,
pollutants,
particularly
PM2.5.
meta-analyses
revealed
1
μg/m3
increase
PM2.5
higher
likelihood
hospitalization
(pooled
OR
1.08
(95%
CI:1.02-1.14))
death
1.06
CI:1.03-1.09)).
Ecological
studies,
addition
confirming
also
indicated
nitrogen
dioxide
(NO2),
ozone
(O3),
sulphur
(SO2),
carbon
monoxide
(CO),
well
lower
temperature,
humidity,
ultraviolet
(UV)
radiation,
less
green
blue
space
exposure,
increased
morbidity
mortality.This
identified
several
key
vulnerability
related
areas
context
recent
pandemic.
underscore
importance
improving
policies
exposures
implementing
measures
protect
individuals
these
harmful
environmental
stressors.
Language: Английский
The effects of meteorological factors on the COVID-19 omicron variant in Bangladesh
International Journal of Environmental Health Research,
Journal Year:
2022,
Volume and Issue:
34(1), P. 514 - 525
Published: Dec. 5, 2022
The
COVID-19
omicron
variant
is
exceptionally
complicated
and
uncertain
due
to
its
rapid
transmission
volume
of
infections.
This
study
examines
the
impact
climatic
factors
on
daily
confirmed
cases
in
Bangladesh.
secondary
data
from
1
January
2022,
31
March
eight
distinct
geographic
divisions
have
been
used
for
current
study.
multivariate
generalized
linear
negative
binomial
regression
model
was
applied
determine
effects
transmission.
revealed
that
maximum
temperature
(Odds:
0.67,
p
<
0.05),
sky
clearness
0.05,
wind
speed
0.76,
relative
humidity
1.02,
air
pressure
0.27,
0.05)
significantly
impacted
study's
findings
can
assist
concerned
authorities
decision-makers
take
necessary
measures
control
spread
Language: Английский