Sustainability,
Год журнала:
2024,
Номер
16(22), С. 10081 - 10081
Опубликована: Ноя. 19, 2024
Mineral
resource-based
cities
(MRBCs)
refer
to
with
mining
and
processing
of
mineral
resources
as
the
main
industry,
so
there
is
a
close
relationship
between
their
economic
development
resource
consumption.
However,
this
often
hinders
its
rapid
transition
towards
diversification
low-carbon
models.
Based
on
quantifying
index
level
18
MRBCs
in
southwest
China,
paper
has
employed
Tapio
elasticity
coefficient
method
(Tapio
model)
Environmental
Kuznets
Curve
(EKC
curve)
analyze
decoupling
effect
carbon
dioxide.
After
deep
research
“decoupling”
phenomenon
dynamic
changes
emissions,
aimed
explore
transformation
path
suitable
for
each
city.
The
results
have
indicated
that:
(1)
overall
trend
dioxide
emissions
increasing,
but
growth
rate
gradually
slowing
down,
effectively
controlling
situation
emissions.
(2)
shows
an
upward
trend,
increases,
which
signifies
positive
development.
(3)
began
China
2013,
was
achieved
2019.
Land,
Год журнала:
2025,
Номер
14(2), С. 304 - 304
Опубликована: Фев. 1, 2025
Soil
erosion
is
a
complex
process
influenced
by
both
natural
and
human
factors.
Accurately
assessing
the
temporal
spatial
variations
in
soil
erosion,
along
with
thoroughly
investigating
factors
influencing
these
changes,
crucial
for
developing
effective
regional
water
conservation
strategies.
Taking
Jiangxi
Province
as
study
area,
this
research
employed
Chinese
Loss
Equation
model
structural
equation
modeling
to
evaluate
spatiotemporal
variation
its
under
main
land
cover
types
from
2000
2020
(five-year
intervals).
It
revealed
interaction
paths
among
their
direct
indirect
effects
on
erosion.
The
findings
indicate
that
initially
decreased
then
increased
over
period,
rate
of
increase
gradually
slowing.
Spatially,
region
experienced
overall
improvement
but
some
local
deterioration.
primary
changes
varied
type
specific
areas
change.
For
Province,
activities
were
predominant
factor,
followed
slope.
These
results
provide
theoretical
basis
formulating
scientific
measures
optimizing
management
strategies,
thereby
supporting
environmental
sustainable
use
development.
Frontiers in Plant Science,
Год журнала:
2025,
Номер
16
Опубликована: Март 20, 2025
Soil
erosion
is
undeniably
a
significant
cause
of
variety
problems
in
the
Upper
Yangtze
River
(UYR),
including
floods,
land
degradation,
and
sedimentation
rivers.
Recognizing
alterations
soil
its
influencing
variables
this
area
recently
crucial
scientific
challenge
requiring
prompt
solutions
regional
control.
This
study
examines
factors
Jialing
Basin
(JRB)
from
1990
to
2018
using
RUSLE
geographical
detector.
It
focuses
on
relationship
between
use,
landscape
patterns,
typical
basin
UYR.
The
results
indicated
that:
(1)
average
modulus
JRB
decreased
during
1990-2018,
with
predominant
slight
(<
500
t·km
−2
·a
−1
)
light
2,500
intensity.
Moderate
higher
grades
mainly
occurred
middle
lower
JRB.
(2)
Cultivated
land,
forest
grassland
accounted
for
over
97%
JRB’s
use
cultivated
dominating
areas.
Over
years,
there
was
an
increase
construction
areas,
while
decreased.
pattern
characterized
by
diversity,
fragmentation,
decentralization.
(3)
control
(SECA),
primarily
situated
JRB,
predominantly
land.
Between
2018,
SECA
underwent
changes,
most
notable
changes
occurring
Fujiang
(FRB)
western
parts
Qujiang
(QRB).
experienced
more
fluctuations
left
bank
right
specifically
QRB
FRB.
research
can
serve
as
reference
future
decision-making
planning
management
Water Resources Research,
Год журнала:
2025,
Номер
61(3)
Опубликована: Март 1, 2025
Abstract
Hydrologic
regimes
are
affecting
terrestrial
carbon
transformation,
chemical
weathering
and
lateral
transport.
However,
its
impacts
on
dissolved
export
patterns
remains
elusive.
In
this
study,
we
collected
a
2‐year
high‐frequency
inorganic
(DIC)
organic
(DOC)
dataset,
namely
wet
year
(Rainfall
=
1,158
mm)
dry
603
mm).
The
results
showed
that
drought
led
to
significant
decrease
in
concentration
discharge
during
the
monitoring
period.
During
non‐storm
periods,
DIC
DOC
shifted
from
dilution
chemostatic
enrichment
years,
respectively.
were
reversed
storm
periods.
dominated
by
chemostatic,
respectively,
while
both
year.
Structural
equation
models
revealed
aridity
index
temperature
may
affect
patterns.
We
further
classified
events
into
three
major
types
conceptualized
catchment‐scale
transport
mechanisms
for
carbon.
Dry‐AMCs
result
behavior,
whereas
Wet‐AMCs
behavior
due
increased
hydrological
connectivity.
third
type
corresponds
extreme
events,
where
larger
overland
flow
often
but
behavior.
These
findings
reveal
predominant
role
of
altering
decreasing
concentrations
fluxes
modifying
Land Degradation and Development,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 19, 2025
ABSTRACT
Globally,
the
importance
of
soil
conservation
(SC)
has
been
increasingly
recognized,
with
a
growing
demand
for
use
more
accurate
erosion
models
to
assess
and
investigate
its
driving
mechanisms.
This
is
essential
meet
requirements
land
management
ecological
restoration.
study
developed
framework
calibrating
sediment
module
K,
C,
P
factors
SWAT
model
using
sampling
data
remote
sensing
measurements.
Taking
Jinghe
River
Basin
as
an
example,
optimized
was
utilized
spatiotemporal
characteristics
conservation.
Furthermore,
this
examined
mechanisms
changes
in
by
analyzing
relationship
between
potential
actual
erosion.
The
findings
demonstrate
that
measured
significantly
enhances
applicability.
Under
combined
influence
climate
change
human
activities,
markedly
increased
from
2000
2020,
whereas
generally
decreased,
resulting
overall
increase
were
primarily
driven
change‐dominated
(CCI)
restoration‐dominated
(ERI).
significant
improving
mechanism
models,
understanding
regional
baseline
conservation,
clarifying
changes.
It
offers
new
insights
technical
support
research
management.
