Unprecedented impacts of meteorological and photolysis rates on ozone pollution in a coastal megacity of northern China
Atmospheric Pollution Research,
Год журнала:
2025,
Номер
unknown, С. 102461 - 102461
Опубликована: Фев. 1, 2025
Язык: Английский
Study on correlation between atmospheric pollutants and meteorological factors during extreme weather in Mexico based on GTWR model
Air Quality Atmosphere & Health,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 10, 2025
Язык: Английский
Effects of heat waves on ozone pollution in a coastal industrial city: Meteorological impacts and photochemical mechanisms
Atmospheric Pollution Research,
Год журнала:
2024,
Номер
15(11), С. 102280 - 102280
Опубликована: Авг. 8, 2024
Язык: Английский
Elucidating Contributions of Meteorology and Emissions to O3 Variations in Coastal City of China during 2019-2022: insights from VOCs Sources
Environmental Pollution,
Год журнала:
2024,
Номер
unknown, С. 125491 - 125491
Опубликована: Дек. 1, 2024
Язык: Английский
Comparison of Surface Ozone Variability in Mountainous Forest Areas and Lowland Urban Areas in Southeast China
Atmosphere,
Год журнала:
2024,
Номер
15(5), С. 519 - 519
Опубликована: Апрель 24, 2024
The
ozone
(O3)
variations
in
southeast
China
are
largely
different
between
mountainous
forest
areas
located
inland,
and
lowland
urban
near
the
coast.
Here,
we
selected
these
two
kinds
of
to
compare
their
similarities
differences
surface
O3
variability
from
diurnal
seasonal
scales.
Our
results
show
that
comparison
with
(coastal
areas),
(inland
areas)
characterized
less
human
activates,
lower
precursor
emissions,
wetter
colder
meteorological
conditions,
denser
vegetation
covers.
This
can
lead
chemical
production
higher
deposition
rates
inland
areas.
annual
mean
8-h
maximum
concentrations
(MDA8
O3)
~15
μg·m−3
(i.e.
~15%)
than
coastal
day-to-day
variation
types
is
rather
similar,
a
correlation
coefficient
0.75
them,
suggesting
similar
influences
on
large
scales,
such
as
weather
patterns,
regional
transport,
background
O3.
Over
2016–2020,
all
shows
trend
“rising
then
falling”,
peak
2017
2018.
Daily
MDA8
correlates
solar
radiation
most
areas,
while
it
correlated
relative
humidity
most.
Diurnally,
during
morning,
increase
faster
seasons,
mainly
due
temperature
decrease
humidity.
While
evening,
mostly
attributable
titration
effect
Seasonally,
both
share
double-peak
concentrations,
peaks
spring
autumn
valleys
summer
winter.
We
found
valley
related
Asian
monsoon
induces
large-scale
convections
bringing
local
upward
but
blocking
inflow
downward,
one
winter
low
production.
experienced
more
exceedance
days
(~30
per
year)
(~5-10
year),
sources
northeast.
Overall,
southeastern
unique,
reflecting
collective
impact
geographic-related
meteorology,
concentrations.
Язык: Английский
Impacts of tropical cyclone-heatwave compound events on surface ozone in eastern China: Comparison between the Yangtze River and Pearl River Deltas
Опубликована: Июнь 4, 2024
Abstract.
China
has
implemented
some
air
pollution
management
measures
in
recent
years,
yet
severe
ozone
remains
a
significant
issue.
The
Southeastern
Coast
of
(SECC)
is
often
influenced
by
hot
extremes
and
tropical
cyclones
(TCs),
the
two
can
occur
simultaneously
(TC-HDs).
compound
TC-HDs
show
rising
trend
summers
2014–2019,
potentially
affecting
pollution.
Here,
we
found
that
surface
concentrations
over
SECC
are
elevated
during
extreme
days
than
climatology.
However,
compared
to
alone
(AHDs),
maximum
8-hour
average
(MDA8
O3)
concentration
increases
an
6.8
μg/m3
Pearl
River
Delta
(PRD)
decreases
13.2
Yangtze
(YRD)
TC-HDs.
meteorological
conditions
AHDs
favor
chemical
production
SECC,
exhibiting
increased
temperature
solar
radiation
but
decreased
relative
humidity.
Relative
AHDs,
strong
northeasterly
winds
prevail
TC-HDs,
suggesting
potential
cross-regional
transport
between
YRD
PRD.
process
analysis
model
(GEOS-Chem)
suggests
enhanced
while
horizontal
alleviates
worsens
it
PRD
through
transport.
results
highlight
effects
modulating
megacity
clusters
accompanied
TC
activities,
giving
insight
into
future
control
under
global
warming.
Язык: Английский
Referee comment on "Impacts of tropical cyclone-heatwave compound events on surface ozone in eastern China: Comparison between the Yangtze River and Pearl River Deltas" by Cuini Qi, Pinya Wang, Yang Yang, Huimin Li, Hui Zhang, Lili Ren, Xipeng Jin, Chench
Опубликована: Июнь 25, 2024
China
has
implemented
some
air
pollution
management
measures
in
recent
years,
yet
severe
ozone
remains
a
significant
issue.
The
Southeastern
Coast
of
(SECC)
is
often
influenced
by
hot
extremes
and
tropical
cyclones
(TCs),
the
two
can
occur
simultaneously
(TC-HDs).
compound
TC-HDs
show
rising
trend
summers
2014–2019,
potentially
affecting
pollution.
Here,
we
found
that
surface
concentrations
over
SECC
are
elevated
during
extreme
days
than
climatology.
However,
compared
to
alone
(AHDs),
maximum
8-hour
average
(MDA8
O3)
concentration
increases
an
6.8
μg/m3
Pearl
River
Delta
(PRD)
decreases
13.2
Yangtze
(YRD)
TC-HDs.
meteorological
conditions
AHDs
favor
chemical
production
SECC,
exhibiting
increased
temperature
solar
radiation
but
decreased
relative
humidity.
Relative
AHDs,
strong
northeasterly
winds
prevail
TC-HDs,
suggesting
potential
cross-regional
transport
between
YRD
PRD.
process
analysis
model
(GEOS-Chem)
suggests
enhanced
while
horizontal
alleviates
worsens
it
PRD
through
transport.
results
highlight
effects
modulating
megacity
clusters
accompanied
TC
activities,
giving
insight
into
future
control
under
global
warming.
Язык: Английский
Impacts of tropical cyclone–heat wave compound events on surface ozone in eastern China: comparison between the Yangtze River and Pearl River deltas
Atmospheric chemistry and physics,
Год журнала:
2024,
Номер
24(20), С. 11775 - 11789
Опубликована: Окт. 23, 2024
Abstract.
China
has
implemented
some
air
pollution
management
measures
in
recent
years,
yet
severe
ozone
remains
a
significant
issue.
The
southeastern
coast
of
(SECC)
is
often
influenced
by
hot
extremes
and
tropical
cyclones
(TCs),
the
two
can
occur
simultaneously
(TC–HDs).
compound
TC–HDs
show
rising
trend
summers
2014–2019,
potentially
affecting
pollution.
Here,
we
found
that
surface
concentrations
over
SECC
are
more
elevated
during
extremely
days
than
summer
climatology.
However,
compared
to
alone
(AHDs),
maximum
8
h
average
(MDA8
O3)
concentration
increases
an
6.8
µg
m−3
Pearl
River
Delta
(PRD)
decreases
13.2
Yangtze
(YRD)
TC–HDs.
meteorological
conditions
AHDs
favor
chemical
production
SECC,
exhibiting
increased
temperature
solar
radiation
decreased
relative
humidity.
Relative
AHDs,
strong
northeasterly
winds
prevail
TC–HDs,
suggesting
potential
cross-regional
transport
between
YRD
PRD.
process
analysis
model
(GEOS-Chem)
suggests
enhanced
while
horizontal
alleviates
but
worsens
it
PRD
through
transport.
results
highlight
effects
modulating
megacity
clusters
accompanied
TC
activities,
giving
insight
into
future
control
under
global
warming.
Язык: Английский
Reply on RC1
Опубликована: Июль 29, 2024
China
has
implemented
some
air
pollution
management
measures
in
recent
years,
yet
severe
ozone
remains
a
significant
issue.
The
Southeastern
Coast
of
(SECC)
is
often
influenced
by
hot
extremes
and
tropical
cyclones
(TCs),
the
two
can
occur
simultaneously
(TC-HDs).
compound
TC-HDs
show
rising
trend
summers
2014–2019,
potentially
affecting
pollution.
Here,
we
found
that
surface
concentrations
over
SECC
are
elevated
during
extreme
days
than
climatology.
However,
compared
to
alone
(AHDs),
maximum
8-hour
average
(MDA8
O3)
concentration
increases
an
6.8
μg/m3
Pearl
River
Delta
(PRD)
decreases
13.2
Yangtze
(YRD)
TC-HDs.
meteorological
conditions
AHDs
favor
chemical
production
SECC,
exhibiting
increased
temperature
solar
radiation
but
decreased
relative
humidity.
Relative
AHDs,
strong
northeasterly
winds
prevail
TC-HDs,
suggesting
potential
cross-regional
transport
between
YRD
PRD.
process
analysis
model
(GEOS-Chem)
suggests
enhanced
while
horizontal
alleviates
worsens
it
PRD
through
transport.
results
highlight
effects
modulating
megacity
clusters
accompanied
TC
activities,
giving
insight
into
future
control
under
global
warming.
Язык: Английский