How technological innovation influences carbon emission efficiency for sustainable development? Evidence from China
Xiaochun Zhao,
Laichun Long,
Shi Yin
и другие.
Resources Environment and Sustainability,
Год журнала:
2023,
Номер
14, С. 100135 - 100135
Опубликована: Сен. 9, 2023
Exploring
the
impact
of
technological
innovation
on
carbon
efficiency
is
conducive
to
achieving
a
better
low-carbon
transition
and
thus
reaching
sustainable
development
goals.
However,
academic
community
still
has
no
consensus
about
efficiency.
China
vast
country
with
differences
in
resource
endowment
economic
different
regions.
Therefore,
this
paper
first
assesses
level
emission
through
panel
data
30
provinces
China.
Then,
PVAR
(Panel
Vector
Autoregressive)
model
utilized
explore
regional
The
findings
reveal
that:
First,
shows
continuous
trend,
but
as
whole
relatively
low.
Technological
western
far
behind
that
eastern
Second,
China's
generally
at
high
trend
from
rise
fall.
higher
than
central
China,
Third,
impulse
response
reveals
influence
experienced
change
negative
positive
impact.
initial
negative,
largest
seen
(-0.100),
followed
by
area
(-0.050),
finally
region
(-0.005).
After
one
period,
turned
have
effect
emission,
having
most
(0.060),
(0.010),
ranking
last
(0.001).
above
implications
for
formulation
policies
regions
improve
emissions
accordance
local
conditions.
Язык: Английский
Enhanced Influence of Late‐Winter Arctic Oscillation on Early Spring Temperature in North and Northeast Asia
Earth s Future,
Год журнала:
2025,
Номер
13(1)
Опубликована: Янв. 1, 2025
Abstract
Numerous
studies
have
highlighted
the
simultaneous
relationship
between
Arctic
Oscillation
(AO)
and
weather/climate
in
Asia.
However,
stability
of
precursor
signals
AO
for
Asian
surface
air
temperature
(SAT),
which
is
important
short‐term
climate
prediction,
has
received
little
attention.
In
this
study,
a
strengthened
identified
late‐winter
early
spring
SAT
over
North
Northeast
Asia
(NNA)
around
1990s.
During
1990–2022,
positive
(negative)
phase
during
late
winter
generally
followed
by
significant
warming
(cooling)
anomalies
NNA
spring,
whereas
insignificant
1961–1987.
Further
result
shows
good
persistence
to
after
Accordingly,
exerts
impact
on
Mongolian
anticyclone
westerly
through
modulation
Rossby
wave
train
that
propagates
from
leading
at
NNA.
Additionally,
AO‐related
intensified
stratosphere
1990s,
linking
stratospheric
polar
vortex
(SPV).
The
(weakened)
SPV
following
facilitates
via
downward‐propagating
Eliassen‐Palm
fluxes
number
1
circumpolar
westerlies
middle
lower
troposphere.
seasonal
synergistically
enhance
influence
NNA,
might
be
attributed
interdecadal
changes
background
circulation
Arctic.
Язык: Английский
Constraining Subseasonal Forecast Skill for Spring 2024 Extreme Rainfall in South China by Extratropical Atmospheric Initial Conditions
Journal of Geophysical Research Atmospheres,
Год журнала:
2025,
Номер
130(11)
Опубликована: Июнь 4, 2025
Abstract
Subseasonal
predictability
of
extreme
rainfall
events
over
East
Asia
is
determined
by
both
atmospheric
initial
conditions
and
external
boundary
forcing.
However,
their
feedback
processes
remain
poorly
understood
during
boreal
spring.
In
April–May
2024,
South
China
experienced
record‐breaking
in
the
decaying
phase
El
Niño
event.
This
event
driven
significant
crossing‐time
scale
interactions,
which
offers
a
unique
opportunity
to
evaluate
subseasonal
dynamic
models.
Our
results
reveal
that
western
Pacific
subtropical
high
(WPSH)
enhanced
represents
response
slowly
varying
oceanic
contrast,
quasi‐biweekly
Rossby
wave
trains
extratropics
eastward‐propagating
Tibetan
Plateau
vortex
reflect
conditions.
These
extratropical
disturbances
reduce
anomalous
WPSH
via
positive
advection
vorticity,
thus
offsetting
influences
Although
above‐normal
pattern
exhibit
on
monthly
timescale,
skillful
forecasting
three
less
than
1
week.
findings
suggest
disturbances,
as
conditions,
can
undermine
stemming
from
tropical
air‐sea
interactions.
The
forecast
skill
process
spring
limited
memory
states
intrinsic
constraints
weather
predictions.
Язык: Английский
The Different Effects of Two Types of El Niño on Eastern China’s Spring Precipitation During the Decaying Stages
Atmosphere,
Год журнала:
2024,
Номер
15(11), С. 1331 - 1331
Опубликована: Ноя. 5, 2024
El
Niño
is
one
of
the
most
significant
global
climatic
phenomena
affecting
East
Asian
atmospheric
circulation
and
climate.
This
study
uses
multi-source
datasets,
including
observations
analyses,
statistical
methods
to
investigate
variations
potential
causes
boreal
spring
precipitation
anomalies
in
eastern
China
under
different
sea
surface
temperature
conditions,
namely,
Eastern
Pacific
Central
(EP
CP)
cases.
The
findings
reveal
that,
particularly
along
Yangtze–Huaihe
valley,
markedly
increases
regions
during
EP
decaying
stages.
Conversely,
CP
stages,
are
weak,
with
occurrences
weak
negative
same
regions.
Further
analyses
that
cases,
differences
location
strength
Northwest
(NWP)
abnormal
anticyclone,
which
associated
central–eastern
warm
anomaly
(SSTA),
result
distinct
anomalous
responses
China.
SSTA
center
more
easterly
stronger.
In
meantime,
NWP
anticyclones
have
a
broader
range,
facilitating
water
vapor
transport
over
By
contrast,
westward
relatively
weaker,
leading
westward,
narrower
anticyclone
less
paper
highlights
diverse
impacts
diversity
on
regional
precipitation,
providing
valuable
scientific
references
for
studying
climate
change
Asia.
Язык: Английский
Enhanced relationship between February Aleutian low and spring extreme consecutive dry days in the Yangtze-Huai River region in recent two decades: roles of Bering Sea ice and stratospheric polar vortex
Climate Dynamics,
Год журнала:
2023,
Номер
61(11-12), С. 5131 - 5146
Опубликована: Июль 7, 2023
Язык: Английский
Comparison of the physical processes underlying heavy and light rain variations: insight from spring precipitation over Southern China
Climate Dynamics,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 15, 2024
Язык: Английский
Importance of Intraseasonal Oscillation for the Regional Extreme Consecutive dry Days Events in Spring Over Southern China
Journal of Geophysical Research Atmospheres,
Год журнала:
2024,
Номер
129(17)
Опубликована: Сен. 9, 2024
Abstract
This
study
investigates
the
influences
of
intraseasonal
oscillation
on
two
types
regional
extreme
consecutive
dry
days
events
(RECDD)
in
spring
over
Southern
China
(SC).
For
type‐1
RECDD
occurring
entire
SC,
7–25
and
25–90
high
Lake
Balkhash‐Baikal
are
important.
The
first
causes
lower‐tropospheric
northerlies
moisture
deficit
then
propagates
to
Yangtze
River
Basin
warming
decaying
SC.
These
processes
favor
condition
SC
for
1
week.
In
comparison,
associated
there
more
than
one
type‐2
southern
part
Northeast
Asia
contributes
It
anticyclone
around
East
Sea
south‐negative–north‐positive
pattern
Japan
south‐warming–north‐cooling
south‐dry–north‐wet
Moreover,
low
Balkhash‐Baikal,
concurring
with
Bay
Bengal,
end
RECDD;
RECDD.
Язык: Английский