Applied Sciences,
Journal Year:
2025,
Volume and Issue:
15(5), P. 2296 - 2296
Published: Feb. 21, 2025
The
Shendong
mining
area
is
the
largest
coal
production
base
in
western
China.
Due
to
long-term
activities,
ecological
environment
quality
(EEQ)
of
has
undergone
significant
changes.
Investigating
evolution
EEQ
during
process
mineral
resource
exploitation
great
importance
for
sustainable
development
area.
However,
current
research
lacks
a
quantitative
assessment
contributions
climate
change
and
human
activities
spatiotemporal
variations
In
this
study,
Remote
Sensing
Ecological
Index
(RSEI)
was
used
as
an
evaluation
metric.
Theil–Sen
slope
estimation
Mann–Kendall
test
were
applied
analyze
changes
from
1990
2023.
Additionally,
partial
derivative
method
investigate
response
characteristics
climatic
factors
quantify
relative
these
two
driving
factors.
results
indicate
that,
over
past
34
years,
overall
study
shown
improving
trend.
Compared
1990,
proportions
areas
with
good-grade
excellent-grade
2023
increased
by
28%
23.78%,
respectively.
second
phase
(2011–2023),
average
RSEI
time
series
value
significantly
compared
first
(1990–2010).
Among
factors,
annual
precipitation
had
greatest
impact
on
EEQ,
contribution
rate
0.085.
conversion
unused
land
forestland
improved
showing
very
increase
RSEI,
accounting
82.30%.
region
significant,
slight
increases
smaller
than
conclusion,
trend,
being
dominant
factor
71.52%
where
increased,
while
26.89%
decreased.
Sustainability,
Journal Year:
2025,
Volume and Issue:
17(5), P. 2253 - 2253
Published: March 5, 2025
Land
use
conflicts
represent
an
increasing
challenge
to
sustainable
development,
particularly
in
regions
undergoing
rapid
urbanization.
This
study
investigated
the
spatiotemporal
dynamics
of
land
and
their
ecological
implications
Tianshui
City
from
1980
2020.
The
main
objectives
were
identify
patterns
spatial
heterogeneity,
explore
driving
factors
behind
these
conflicts,
analyze
relationship
with
risks.
results
indicate
following
findings.
In
terms
early
changes
primarily
driven
by
structural
factors,
such
as
topography
climate,
a
Nugget/Still
ratio
<0.30
observed
2000.
After
2000,
however,
stochastic
including
average
annual
urbanization
rate
increase
5.2%
GDP
growth
9.1%,
emerged
dominant
drivers,
reflected
>
0.36.
Regarding
conflict
intensity,
high-conflict
areas
expanded
approximately
1110
square
kilometers
between
2020,
predominantly
concentrated
fertile
agricultural
Weihe
River
Basin
urban
core
areas.
Conversely,
non-conflict
zones
decreased
38.7%.
risk
correlation,
bivariate
LISA
cluster
analysis
revealed
significant
autocorrelation
severe
risks
(Moran’s
I
=
0.62,
p
<
0.01).
High-risk
clusters
transitioning
arable
built-up
increased
23%
after
Predictions
based
on
future
land-use
simulation
(FLUS)
model
suggest
that
2030,
high-intensity
will
expand
additional
16%,
leading
intensified
competition
for
resources.
Therefore,
incorporating
safety
thresholds
into
planning
policies
is
essential
reconciling
development
conservation,
thereby
promoting
transitions.
