Research Square (Research Square),
Journal Year:
2022,
Volume and Issue:
unknown
Published: Nov. 11, 2022
Abstract
Since
the
emergence
of
Coronavirus,
numerous
studies
have
been
in
progress
to
predict
possible
association
between
air
pollution
and
COVID-19
cases/
deaths.
There
is
significant
importance
finding
relative
risk
due
by
considering
meteorological
conditions.
In
present
study,
an
attempt
made
find
effects
on
deaths
country
scale
with
high
temporal
datasets.
The
short-term
exposure
study
combined
effect
temperature
humidity
considered.
daily
observed
maximum
concentration
variables
data
twenty
major
cities
across
India
were
collected
26-Apr-2020
1-Nov-
2021.
generalized
additive
model
(GAM)
applied
individual
pollutant
non-cumulative
new
incidence/
All
pollutants
PM
2.5
,
10
SO
2
O
3
are
positively
attributed
cases
For
every
µg/m
increment
concentration,
there
incidences
for
CO,
3,
1%,
1.5%,
7.7%,
8%
respectively.
Similarly,
which
2.3%,
8%,
Relative
minimum
.
These
results
suggest
that
policymakers
should
take
appropriate
measures
mitigate
outdoor
pollution.
Natural Hazards Research,
Journal Year:
2024,
Volume and Issue:
4(3), P. 401 - 412
Published: Sept. 1, 2024
The
country
wide
lockdown
implemented
during
27th
April
to
14th
June
2021
in
order
prevent
the
spread
of
COVID-19
second
wave
India.
Effect
restricted
resulted
improved
air
quality.
This
study
focuses
on
analyzing
spatio-temporal
distribution
analysis
major
pollutant
concentration
over
Bangalore
city
inverse
distance
weighting
(IDW)
method
is
for
spatial
quantify
concentrations
at
each
location
Urban
Bangalore.
research
considers
distinct
periods
pre-lockdown
and
pandemic
investigate
impact
reduced
human
activities
quality
city.
mainly
utilizes
pollution
data
collected
from
Central
Pollution
Control
Board
(CPCB)
monitoring
stations
across
Bangalore,
including
measurements
pollutants
such
as
PM2.5,
PM10,
O3,
NO2,
SO2,
CO.
IDW
create
high-resolution
maps
both
periods.
provides
valuable
insights
into
variations
levels
though
out
comparative
reveals
significant
changes
between
two
periods;
similarly,
temporal
weekly
average
also
witnessed
negative
anomalies
weeks.
results
indicate
substantial
reductions
lockdown,
attributed
decreased
vehicular
emissions,
industrial
activities,
construction
operations.
period
serves
a
baseline
assessing
improvements
lockdown.
modeling
approach
enhances
our
understanding
patterns
metropolitan
findings
underscore
potential
benefits
implementing
sustainable
strategies
maintain
even
after
subsides.
Atmosphere,
Journal Year:
2023,
Volume and Issue:
14(9), P. 1390 - 1390
Published: Sept. 2, 2023
The
impact
of
air
pollution
on
people
and
the
environment
is
a
severe
issue
that
has
recently
been
subject
extensive
research.
This
study
looked
at
factors
contribute
to
seasonal
spatial
variability
pollutant
concentration
over
Delhi
NCR
from
2019
2021.
Additionally,
causes
changes
in
quality
during
COVID-19’s
lockdown
period
2020
have
discussed,
along
with
comparisons
pre-lockdown
year
(2019)
post-lockdown
(2021).
Seven
parameters,
viz.,
(PM2.5,
PM10,
NOx,
CO,
SO2,
NH3,
O3)
were
retrieved
monitoring
stations
spread
NCR.
results
show
significant
temporal
(seasonal)
pollutants’
concentration.
highest
level
was
observed
winter
lowest
summer
seasons.
suggest
atmospheric
pollutants
already
lower
(20–30%)
before
implementation
lockdown.
Meteorology
played
an
important
role
emission
reduction
lockdown,
particular,
seasonal,
general.
also
Bhiwadi
not
most
polluted
city,
as
claimed
World
Air
Quality
Report
2022.
sites
terms
all
years
considered.
Geocarto International,
Journal Year:
2022,
Volume and Issue:
37(25), P. 10366 - 10391
Published: Jan. 26, 2022
The
second
wave
of
COVID-19
triggered
crises
in
India
and
resulted
a
regional
scale
lockdown
(March
2021),
exempting
specific
economic
sectors
from
misery.
A
national
was
announced
during
the
first
this
pandemic
(March,
2020),
resulting
dramatic
improvement
air
quality.
present
study
explored
whether
has
an
equal
influence
on
quality
various
urban
morphological
units
as
lockdown.
Results
show
that
2021
improved
by
32%
more
than
2020.
rate
between
pre-lockdown
nationwide
33%,
41%
15%
industrial,
commercial,
residential
zones,
respectively,
but
53%,
46%
43%
Because
lockdown,
at
quicker
pace.
Indonesian Journal of Electrical Engineering and Computer Science,
Journal Year:
2022,
Volume and Issue:
28(3), P. 1592 - 1592
Published: Oct. 10, 2022
The
composition
of
the
air
has
been
visibly
altered
as
a
result
human
activity,
resulting
in
what
we
term
pollution.
It
is
no
longer
necessary
to
prove
effects
on
ecosystems
and
health.
Under
these
conditions,
governments
all
around
world
are
working
address
this
issue,
notably
area
real-time
quality
monitoring.
implementation
data
provider
step
achieving
goal.
In
that
case,
study
presents
hardware
software
solution
provide
low-cost
deployable
device
acquire
environmental
related
AP
such
CO,
CO<sub>2</sub>,
NH<sub>3</sub>,
NO<sub>2</sub>,
along
with
temperature
humidity.
addition
an
user
interface
development,
complete
circuit
layout
set
criteria
up
ensure
reliable
implementation,
collection,
network
communications.
results
demonstrated
capable
effectively
obtaining
data.
analysis
indicate
link
between
conditions
parameter
values.
This
system
deployment
will
ultimately
contribute
providing
more
elaborate
mapped
distribution,
according
better
understanding
our
environment.<br
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