International Soil and Water Conservation Research,
Год журнала:
2024,
Номер
12(4), С. 786 - 797
Опубликована: Фев. 17, 2024
This
study
examined
land
use/land
cover
(LULC)
changes
in
Chemoga
watershed
of
the
Upper
Blue
Nile
Basin,
comprising
four
distinct
agroecological
regions:
Wet
Wurch,
Moist
Dega,
Weyna
and
Kolla.
We
used
multi-temporal
Landsat
images
from
1985
to
2020,
a
hybrid
classification
method
Cellular
Automata-Markov
model
analyze
historical
predict
future
(2020–2060)
LULC
under
business-as-usual
(BAU)
conservation
(LC)
scenarios.
Magnitudes
patterns
spaciotemporal
were
analyzed
using
intensity
analysis.
Cropland
expanded
across
all
agroecologies
with
Kolla
experiencing
highest
increase
at
expense
woodland,
due
introduction
commercial
farming
this
hotter,
less
populated
inaccessible
area.
Dega
exhibited
allocation
within
cropland
forest,
attributable
farmers'
adoption
rotational
use
rehabilitate
extensively
degraded
cultivated
lands.
Under
BAU
scenario,
projections
suggest
further
expansion
woodland
built-up
areas
grassland
Dega.
LC
forest
is
expected
agroecologies.
The
projected
change
scenario
substantially
increased
soil
erosion
reduced
ecosystem
services.
These
effects
can
be
minimized
if
properly
implemented.
agroecology-based
analysis
reveals
local
drivers
associated
impacts,
providing
vital
insights
for
targeted
planning
other
watersheds
facing
similar
challenges.
Ecological Indicators,
Год журнала:
2021,
Номер
132, С. 108328 - 108328
Опубликована: Окт. 27, 2021
Key
ecological
function
areas
are
responsible
for
protecting
and
restoring
ecosystems
alleviating
regional
deterioration.
Revealing
the
inherent
relationship
between
land
use/cover
(LULC)
change
ecosystem
service
value
(ESV)
in
such
is
of
great
significance
sustainable
development.
We
used
LULC
other
data
from
2000,
2010,
2018
to
analyze
spatiotemporal
evolution
ESV
China's
Sichuan-Yunnan
Ecological
Barrier
based
on
six
types:
Farmland,
Forest,
Grassland,
Water,
Built-up
land,
Other.
With
goal
maximizing
both
economic
benefits,
we
coupled
gray
multi-objective
optimization
(GMOP)
patch-generating
land-use
simulation
(PLUS)
models
assess
three
scenarios
(business-as-usual,
BAU;
development
priority,
EDP;
balance,
EEB)
terms
spatial
distribution
structure
2026.
The
study
area
was
dominated
by
Forest
with
major
changes
2000
mainly
deriving
transfers
Grassland
along
Farmland
conversion
land.
trended
upward
during
period,
due
contributions
Water.
Under
EDP
scenario
2026,
expansion
eased,
which
smallest
among
3
at
643.03
km2,
increased
673.80
overall
improved,
total
2.502
billion
yuan.
EEB
scenario,
decreased
405.95
but
benefits
remarkably,
showing
effect
supporting
larger-scale
growth
less
resource
consumption.
were
most
dramatic
local
scales.
use
GMOP-PLUS
allowed
improved
assessment
social,
economic,
environmental
factors
provided
a
new
way
address
key
technical
problem
planning
large-scale
areas.
Ecological Indicators,
Год журнала:
2021,
Номер
125, С. 107584 - 107584
Опубликована: Март 21, 2021
The
assessment
of
Ecosystem
Health
(EH)
is
crucial
for
effective
ecosystem
services
(ES)
management
and
global
environmental
change
assessment.
This
study
aims
to
assess
the
spatio-temporal
EH
in
Kolkata
Metropolitan
Area
(KMA)
from
2000
2019,
based
on
Vigor-Organization-Resilience
(VOR)
model.
Vigor,
Organization,
Elasticity
were
assessed
using
Normalized
Difference
Vegetation
Index
(NDVI),
landscape
matrices,
land
use
cover
(LULC)
data.
Local
Moran's
I
Coefficient
Variation
(CV)
was
applied
EH's
spatial
pattern.
results
showed
that
built-up
areas
increased
by
90%.
In
contrast,
vegetation
decreased
approximately
57%.
(0.62)
2019
(0.38).
Good
73%
52%,
respectively.
Whereas,
weak
21%
this
period.
Also,
variability
23%
56%
between
deterioration
KMA
attributed
rapid
urban
expansion
decrease.
Therefore,
needs
be
integrated
into
decision-making
framework
better
sustainable
management.
Land,
Год журнала:
2022,
Номер
11(7), С. 992 - 992
Опубликована: Июнь 29, 2022
Land
use
change
plays
a
crucial
role
in
global
environmental
change.
Understanding
the
mode
and
land
procedure
is
conducive
to
improving
quality
of
eco-environment
promoting
harmonized
development
human–land
relationships.
Large
river
basins
play
an
important
areal
socioeconomic
development.
The
Yellow
River
Basin
(YRB)
ecological
protective
screen,
economic
zone,
major
grain
producing
area
China,
which
faces
challenges
with
respect
degradation
water
sediment
management.
Simulating
alterations
ecosystem
service
value
(ESV)
owing
YRB
under
multiple
scenarios
great
importance
guaranteeing
security
basin
improve
regional
ESV.
According
data
1990,
2000,
2010,
2018,
ESV
over
past
30
years
were
calculated
analyzed
on
basis
six
types:
cultivated
land,
forestland,
grassland,
area,
built-up
unused
land.
patch-generating
simulation
(PLUS)
model
was
used
simulate
study
three
(natural
development,
protection,
protection
2026);
estimate
each
scenario;
conduct
comparative
analysis.
We
found
that
changed
significantly
during
period.
has
slowly
increased
by
~USD
15
billion
years.
obtained
scenario
highest.
YRB’s
future
change,
comparison
analysis
different
scenarios,
provide
guidance
scientific
for
conservation
high-quality
worldwide.
