Land,
Journal Year:
2024,
Volume and Issue:
14(1), P. 11 - 11
Published: Dec. 25, 2024
Land
use
and
land
cover
change
(LULCC)
is
crucial
in
sustainable
management.
Over
the
past
four
decades,
Min
River
Basin
(MRB)
has
experienced
significant
LULCC.
This
study
investigated
dynamics
of
LULCC
over
these
decades
(1980–2020)
discusses
key
drivers
different
stages.
First,
we
mapped
quantified
changes
(i.e.,
landscape
indices)
forests,
croplands,
urban
areas,
water
bodies
from
1980
to
2020
using
China
National
Use/Cover
Change
(CNLUCC)
ArcGIS
Pro
2.3.
Second,
by
analyzing
existing
policies,
categorized
trends
2020,
delineating
three
distinct
stages:
(1)
Economic
Restoration
(ER)
stage
(1978–1989),
when
ecological
impacts
on
received
limited
policy
attention;
(2)
Construction
Ecological
Protection
Development
(EPED)
(1989–2012),
which
saw
a
increase
forest
coverage,
primarily
driven
various
central
provincial
environmental
conservation
such
as
Green
for
Grain
“Three-Five-Seven
Reforestation
Project”
Fujian;
(3)
Civilization
(EC)
(2012–2020),
focus
shifted
expanding
areas
enhancing
quality
areas.
However,
cropland
area
decreased
due
urbanization
policies
population
migration
rural
including
above-mentioned
policies.
Thus,
this
highlights
complex
relationship
between
some
had
synergistic
effects
positive
outcomes,
while
other
showed
conflicting
outcomes.
Our
results
emphasize
importance
integrated
resource
management
provide
insights
policymakers
balance
development
MRB.
Land Degradation and Development,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 22, 2025
ABSTRACT
Ecosystem
restoration
projects
(ERPs)
are
effective
methods
for
reversing
land
degradation.
However,
the
dynamic
responses
of
ecology–agriculture–economy
nexus
to
ERPs
and
socioeconomic
development
have
yet
be
systematically
analyzed.
To
address
this
issue,
we
adopted
an
ERP
hotspot
as
a
basis
exploring
evolution
regimes
sectoral
variables
their
determinants.
facilitated
vegetation
strengthened
carbon
sequestration
soil
retention,
whereas
grain
productivity
declined
sharply
since
2000
because
industrial
planting
structure
adjustments.
Economic
growth
was
accompanied
by
marked
transformation;
dominant
role
primary
industry
gradually
replaced
that
other
industries,
with
population
employment
structures
changing
accordingly.
Rural
loss
weakened
agricultural
production
capacity,
promotion
economic
crops
further
degrading
crops.
Such
shifts
indicated
positive
progress
in
ecological
sectors
should
optimized
reserve
sufficient
space
development,
instead
relying
solely
on
expanding
afforestation
areas.
Notably,
temporary
synergic
co‐evolution
from
2008
2022
is
not
stable
low
self‐sufficiency
ratio,
which
might
threaten
sustainability
social‐ecological
systems.
Therefore,
efficiency
must
improved
through
large‐scale
improvements
conditions
sustain
supply.
The
perspective
enriches
our
understanding
interlinkages
among
different
phases,
facilitating
formulation
coordinated
strategies
regional
sustainable
development.
Land Degradation and Development,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 2, 2025
ABSTRACT
Understanding
the
spatiotemporal
dynamics
of
vegetation
carbon
stocks
in
ecologically
functional
areas
and
identifying
their
driving
factors
remain
crucial
for
informing
ecosystem
protection
restoration
efforts.
The
three
eco‐zones
four
shelterbelts
(TEFS)
region
encompasses
critical
ecological
barriers
zones
China.
Utilizing
MODIS
NDVI
data,
alongside
climatic
topographic
variables,
we
developed
regionally
optimized
models
to
estimate
net
primary
productivity
(NPP)
across
TEFS
from
2000
2023.
Subsequently,
variability
NPP
its
associated
drivers
were
explored
using
trend
analysis,
correlation,
residual
analysis.
results
revealed
a
significant
increase
approximately
90%
between
2023,
with
an
average
annual
rate
3.46
gC
m
−2
yr
−1
.
most
rapid
increases
occurred
along
Yellow
River
basin.
changes
driven
by
combined
effects
climate
change
(CC)
human
activities
(HA)
over
24‐year
period.
While
CC
contributed
positively
67.9%
total
area,
HA
had
positive
impact
75.4%
region.
Notably,
dominated
as
driver
western
regions,
whereas
exerted
stronger
influence
many
eastern
areas.
Enhanced
efforts
desertification
control
coastal
wetland
ecosystems
are
recommended
improve
sequestration
potential.
Forests,
Journal Year:
2024,
Volume and Issue:
15(8), P. 1299 - 1299
Published: July 25, 2024
Understanding
the
land
use
pattern
relationships
regarding
composition,
diversity,
and
abundance
of
soil
microbial
communities
in
a
typical
karst
depression
southwestern
China
is
crucial
for
assessing
stability
local
ecosystems.
However,
these
aspects
depressions
within
northern
tropical
seasonal
rainforests
remain
limited.
Therefore,
we
examined
differences
microorganism
abundance,
community
co-occurrence
networks
under
five
types
region
China:
sugarcane
fields,
orchards,
grasslands,
plantation
forests,
secondary
forests.
The
samples
from
areas
were
analyzed
using
16S
rRNA
gene
amplification.
abundances
Acidobacteria
Ascomycota
lowest
(20.66%
66.55%,
respectively)
forests
highest
(35.59%
89.35%,
fields.
Differences
across
related
to
pH
total
phosphorus.
PCoA
ANOSIM
demonstrated
significant
bacterial
fungal
structures
among
types.
Bacterial
alpha-diversity
showed
no
variation
different
uses,
whereas
exhibited
differences.
Observed
Chao1,
ACE,
Shannon
indices
indicated
that
had
alpha-diversity.
Land
changes
also
influenced
networks,
with
orchards
being
more
complex
stable
than
those
grasslands
Key
taxa
such
as
Proteobacteria,
Planctomycetes,
Chloroflexi,
Ascomycota,
Basidiomycota
predominantly
connected
highlighting
their
high
functional
potential.
This
study
provides
insights
can
inform
effective
planning
management
strategies
depressions,
thereby
enhancing
ecological
sustainability
balance.
