Since
implementing
China's
Clean
Air
Action
Plan,
O3
concentration
has
risen
sharply
and
not
been
effectively
alleviated.
Eastern
China
is
densely
populated
economically
developed,
it
also
the
area
with
most
severe
NO2
pollution.
With
continuous
strengthening
of
NOx
emission
reduction
efforts
in
recent
years,
formation
sensitivity
(OFS)
different
regions
gradually
changed.
In
this
study,
we
first
constructed
transport
networks
each
season
from
2017
to
2020
summarized
trend
changes
clustering
patterns
by
comparing
analyzing
topological
characteristics
years.
Next,
diagnosed
OFS
during
study
period
using
satellite
remote
sensing
data.
The
results
showed
that
activity
was
more
active
spring
summer,
followed
autumn,
weakest
winter,
while
autumn
summer.
Meanwhile,
eastern
mainly
consisted
transitional
regimes
NOx-limited
conversely,
main
regime
VOC-limited
all
other
seasons.
Notably,
there
a
significant
upward
proportion
Finally,
based
on
transmission
feature
change
trends
complex
networks,
clusters
province
city
belongs
pollutant
networks.
On
basis,
can
establish
cross-regional
cooperation
for
formed
seasons,
weaken
regional
pollution
consistency,
block
important
paths.
Sustainability,
Год журнала:
2025,
Номер
17(2), С. 686 - 686
Опубликована: Янв. 16, 2025
Revealing
the
linkage
between
interregional
coordination
and
a
green
economy
is
crucial
to
economic
resilience
high-quality
development
capabilities.
Although
local
governments
in
China
are
increasingly
emphasizing
environmental
policy
coordination,
academics
have
not
fully
investigated
whether
it
can
advance
development.
This
research
aims
quantify
from
perspectives
of
actor
tool
further
investigates
its
effects,
particularly
when
considering
mediating
role
natural
resource
endowment.
The
analysis
based
on
policies
related
data
issued
by
284
cities
2003
2022.
results
indicate
that
(1)
contributes
development,
which
complementary
indispensable.
(2)
It
exhibits
heterogeneity
characteristics
stronger
promoting
effect
resource-rich
areas,
as
well
spillover
gradually
weaken
with
increasing
distance.
(3)
Interregional
promotes
reducing
abundance
dependence;
however,
both
mainly
play
lowering
abundance.
study
offers
useful
insights
for
policymakers
seeking
maximize
benefits
while
utilizing
limited
resources
protecting
environment.
Environmental Research,
Год журнала:
2025,
Номер
unknown, С. 121348 - 121348
Опубликована: Март 1, 2025
Since
2013,
China
has
implemented
a
series
of
strict
Air
Pollution
Control
Strategies
(APCS)
to
mitigate
environmental
and
health
risks
associated
with
ambient
fine
particulate
matter
(PM2.5).
However,
while
APCS
sets
clear
targets
for
PM2.5
concentration,
it
lacks
quantitative
control
over
O3
levels.
Most
existing
studies
have
focused
on
nation-wide
assessments.
Therefore,
by
conducting
coupled
framework
using
assessment
decomposition
method,
the
spatiotemporal
variation
in
deaths
attributable
pollution,
as
well
role
synergies
between
concentration
impacts
Beijing-Tianjin-Hebei
Region
been
explored.
The
result
showed
that:
(1)
BTH
region
decreased
68.2%,
reduction
45,833
(95%
CI:
33,808,
50,069)
period.
both
concentrations
mortality
remained
high,
indicating
need
faster
reductions.
(2)
End-of-pipe
contributed
most
reducing
deaths,
though
gaps
source
end-of-pipe
is
narrowing.
(3)
synergistic
effects
increased,
becoming
significant
driver
PM2.5-related
impacts.
Our
study
emphasizes
future
importance
implementing
refined,
diverse
emission
measures
coordinating
efforts
reduce
emissions,
which
are
crucial
achieving
Sustainable
Development
Goals
(SDGs)
advancing
"Beautiful
China"
"Healthy
initiatives.
Sustainability,
Год журнала:
2023,
Номер
15(7), С. 5943 - 5943
Опубликована: Март 29, 2023
The
regional
and
complex
air
pollution
problem
has
become
a
major
bottleneck
restricting
the
sustainable
development
of
economies
societies.
Constructing
collaborative
governance
network
key
solution
to
solving
cross-regional
problem.
By
performing
social
analysis,
this
paper
analyzes
overall
structure,
internal
characteristics,
evolution
trend
by
selecting
data
samples
“2
+
26”
cities
from
2017
2021.
study
found
that
excellent
results
control
in
Beijing–Tianjin–Hebei
its
surrounding
areas
are
due
precise
efficient
collaboration
among
cities.
formed
based
on
joint
initiation
severe
weather
emergency
responses
is
an
important
measure
can
help
effectively
problems.
There
distinct
difference
pattern
model,
showing
nested-difference
structure.
