Land Degradation and Development,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 21, 2024
ABSTRACT
Projections
of
soil
erosion
under
climate
and
land
use
changes
are
pivotal
for
optimizing
conservation
strategies.
Ecological
policies
thought
to
influence
future
land‐use
associated
dynamics.
However,
these
inadequately
incorporated
into
projections,
leaving
the
trajectory
still
unclear.
China's
ecological
redline
policy
(ERP)
is
among
first
national
integrate
multiple
ecosystem
services
planning,
preventing
anthropogenic
on
over
25%
territory.
Therefore,
focusing
China,
three
alternative
Shared
Socioeconomic
Pathway
Representative
Concentration
scenarios
(SSP1‐2.6,
SSP3‐7.0,
SSP5‐8.5)
were
coupled
with
future‐oriented
ERP
reflect
patterns
by
late‐21st
century.
rely
an
integrated
multi‐model
approach.
The
conducted
analysis
suggests
that
change
projected
exacerbate
12.06%–36.90%
due
increased
precipitation,
characterized
high‐intensity
events.
Land
mitigate
or
even
reverse
climate‐induced
increase
in
erosion.
combined
simulations
showed
annual
average
rate
will
26.36%
SSP5‐8.5
scenario,
while
it
decrease
8.08%
14.94%
SSP1‐2.6
SSP3‐7.0
scenarios,
respectively.
implementation
reduces
potential
4.08%–14.89%
(equal
0.31–0.86
Gt
year
−1
loss)
century,
particularly
intensive
conflicts
between
population
sources.
This
study
provides
a
valuable
reference
formulation
strategies
aimed
at
controlling
loss
accelerated
change.
npj Climate and Atmospheric Science,
Journal Year:
2024,
Volume and Issue:
7(1)
Published: Jan. 30, 2024
Abstract
The
future
state
of
drought
in
China
under
climate
change
remains
uncertain.
This
study
investigates
events,
focusing
on
the
region
China,
using
simulations
from
five
global
models
(GCMs)
three
Shared
Socioeconomic
Pathways
(SSP1-2.6,
SSP3-7.0,
and
SSP5-8.5)
participating
Inter-Sectoral
Impact
Model
Intercomparison
Project
(ISIMIP3b).
daily
Standardized
Precipitation
Evapotranspiration
Index
(SPEI)
is
employed
to
analyze
severity,
duration,
frequency
over
periods.
Evaluation
GCMs’
against
observational
data
indicates
their
effectiveness
capturing
historical
climatic
across
China.
rapid
increase
CO
2
concentration
high-emission
scenarios
mid-
late-future
century
(2040–2070
2071–2100)
substantially
influences
vegetation
behavior
via
regulation
leaf
stomata
canopy
structure.
decelerates
potential
evapotranspiration,
thereby
mitigating
sharp
rise
occurrences
These
findings
offer
valuable
insights
for
policymakers
stakeholders
develop
strategies
measures
adapting
conditions
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 16
Published: Jan. 1, 2024
Quantifying
the
intensity
and
frequency
of
climatic
extremes
under
impacts
climate
change
is
crucial
for
effective
water
resource
management.
In
this
study,
we
utilize
Soil
Water
Assessment
Tool
(SWAT)
hydrological
model,
robust
indices,
e.g.,
Standardized
Precipitation
Index
(SPI)
Streamflow
(SSI)
as
well
Interquartile
Range
(IQR)
method
a
comprehensive
analysis
river
flow
response
to
future
scenarios
towards
2090.
Four
General
Circulation
Models
(GCMs)
two
Shared
Socioeconomic
Pathways
(SSPs)
have
been
used,
including
BCC-CSM2-MR,
CanESM5,
MIROC6,
MRI-ESM2-0.
We
aim
reveal
extreme
events
their
potential
consequences
local
livelihoods
human
well-being
in
Srepok
River
basin—a
major
tributary
Mekong
basin
Southeast
Asia.
Our
findings
include
(1)
significant
discrepancy
between
found
with
more
flood
projected
2090;
(2)
shift
precipitation
patterns
an
increase
observed;
(3)
correlation
regional
characteristics
has
identified.
This
work
provides
valuable
insights
into
anticipated
changes
serves
scientific
basis
stakeholders
decision-makers
develop
adaptative
strategies
sustainable
plans
enhance
region's
resilience.
The Science of The Total Environment,
Journal Year:
2024,
Volume and Issue:
927, P. 172205 - 172205
Published: April 9, 2024
Adaptation
measures
are
essential
for
reducing
the
impact
of
future
climate
risks
on
agricultural
production
systems.
The
present
study
focuses
implementing
an
adaptation
strategy
to
mitigate
change
rainfed
maize
in
Eastern
Kansas
River
Basin
(EKSRB),
important
maize-producing
region
US
Great
Plains,
which
faces
potential
challenges
due
a
significant
east-to-west
aridity
gradient.
We
used
calibrated
CERES-Maize
crop
model
evaluate
impacts
baseline
conditions
(1985–2014),
late-term
scenarios
(under
SSP245
emission
pathway
and
CMIP6
models),
novel
root
proliferation
regional
yield
rainfall
productivity.
Changes
plant
system
by
increasing
density
could
lead
benefits,
especially
under
drought
conditions.
Therefore,
we
modified
governing
equation
soil
growth
reflect
genetic
influence
cultivar
improve
proliferation.
Under
conditions,
values
ranged
from
6522
12,849
kgha−1,
with
average
value
9270
kgha−1.
Projections
scenario
indicate
substantial
decline
(36
%
50
%)
productivity
(25
42
%).
Introducing
hypothetical
employing
as
resulted
27
increase
yield,
28
compared
reference
without
adaptation.
observed
indication
spatial
dependency
precipitation
gradient,
counties
towards
east
having
implicit
advantage
over
those
west.
These
findings
offer
valuable
insights
Plains
growers
breeders,
guiding
strategic
decisions
adapt
region's
impending
posed
change.
