Land Degradation and Development,
Journal Year:
2024,
Volume and Issue:
35(11), P. 3552 - 3566
Published: May 20, 2024
Abstract
Understanding
the
evolutionary
patterns
of
ecological
quality
in
transport
corridor
areas
and
their
driving
mechanisms
is
essential
for
maintaining
regional
sustainable
development.
However,
an
integrated
assessment
ecology
plateau
corridors
still
lacking.
This
study
focuses
on
Sino‐Nepalese
Transport
Corridor
(SNTC)
comprehensively
evaluates
spatio‐temporal
evolution
eco‐environmental
from
2000
to
2021
based
remote
sensing
data
quantifies
explores
potential
factors.
The
results
indicate
significant
spatial
heterogeneity
SNTC,
with
overall
bipolar
“northeast‐southwest”
distribution
pattern.
area
poor
worse
largest
(32,471.75
km
2
),
accounting
about
47.20%
total
distributed
bare
land
Yarlung
Tsangpo
River
valley.
From
2021,
showed
initial
decline
then
increase,
a
relatively
gentle
trend.
increase
index
Region
(I)
0.314
first
10
years
0.334
second
years,
6.37%,
was
mainly
attributed
afforestation
projects
“One
two
tributaries
Nature
Reserve”
region.
SNTC
influenced
by
multiple
factors
including
human
activities,
climate,
topography.
Grazing
intensity,
population
density,
digital
elevation
model
are
main
negative
disturbance
factors,
while
temperature,
precipitation,
gross
domestic
product,
promote
quality.
In
particular,
partially
offset
impact
activities.
These
will
provide
useful
information
understanding
complex
effects
activities
natural
region
formulating
conservation
policies.
Global Ecology and Conservation,
Journal Year:
2023,
Volume and Issue:
44, P. e02491 - e02491
Published: April 26, 2023
The
Three
River
Headwaters
(TRH)
is
located
in
the
hinterland
of
Qinghai-Tibet
Plateau,
which
birthplace
Yellow
River,
Yangtze
and
Lancang
has
an
extremely
important
ecological
status.
In
this
paper,
we
use
InVEST
model
USLE
equation
to
assess
ecosystem
services
(ESs)
TRH
as
well
identify
security
pattern
propose
conservation
pattern.
results
show
that
ESs
had
overall
increasing
trend
from
1990
2020,
with
a
cumulative
increase
4%
area
Class
III
hotspots.
Based
on
construction
source
minimum
resistance
surface
TRH,
total
262
corridors
length
22437
km
are
identified.
To
improve
protection
Priority
Protection
Area
(PPA),
Consolidation
Enhancement
(CEA)
Coordination
Optimization
(COA)
divided.
Next,
originality
PPA's
complex
fragile
types
should
be
protected,
disturbance
by
human
activities
strictly
prohibited.
CEA
accelerate
establishment
new
mechanism
cross-linkage
among
various
departments
deal
difficult
problems
protection.
COA
combine
unique
resources
develop
green
tourism
leisure
sightseeing
pastoralism
drive
regional
economic
development.
Ecological Indicators,
Journal Year:
2023,
Volume and Issue:
156, P. 111074 - 111074
Published: Oct. 21, 2023
Complex
geographical
environments
and
intensified
human
activities
have
induced
significant
spatiotemporal
heterogeneity
in
ecosystem
services
(ESs)
their
relationships
worldwide,
especially
agropastoral
ecotones.
Identifying
the
ecological
socioeconomic
driving
factors
of
dynamics
bundles
among
multiple
ESs
is
essential
for
effective
ecotone
management
restoration.
Herein,
five
key
ESs,
including
water
yield
(WY),
carbon
sequestration
(CS),
sand
fixation
(SF),
soil
conservation
(SC),
food
production
(FP),
northern
piedmont
Yinshan
Mountains
(NPYM),
a
typical
ecotone,
were
quantified
from
1990
to
2018.
Ecosystem
service
(ESBs)
identified
by
K-means
algorithm,
trade-offs/synergies
different
each
ESB
investigated
using
Spearman's
correlation
analysis.
Moreover,
main
ES
ESBs
detector
model.
Our
results
showed
that
NPYM
exhibited
high
over
last
three
decades,
with
WY,
SC
FP
significantly
improving
time
but
CS
SF
slightly
decreasing.
Considering
features
spatial
distribution,
could
be
divided
into
four
ESBs:
grassland
protection
bundle
(GPB),
desertification
control
(DCB),
agricultural
(APB)
forest
(FCB).
Although
trade-offs
between
WY
synergy
occurred
almost
all
ESBs,
differences
other
observed
ESBs.
Generally,
land
use
type
was
one
dominant
drivers
most
APB.
However,
climate,
vegetation
also
played
important
roles
various
some
bundles.
substantial
changes
decades
mainly
due
climatic
factors.
Overall,
our
indicated
identifying
provide
useful
guidance
developing
targeted
zoning
strategies
Remote Sensing,
Journal Year:
2024,
Volume and Issue:
16(17), P. 3147 - 3147
Published: Aug. 26, 2024
The
Hexi
region,
located
in
a
sensitive
and
fragile
ecological
zone
northwest
China,
requires
scientific
assessment
of
ecosystem
services
their
interactions.
Identifying
the
main
factors
influencing
spatial
distribution
is
crucial
for
sustainable
development
effective
management
region.
This
study
evaluates
key
services,
including
regulating
(water
conservation,
soil
carbon
storage)
provisioning
(NPP),
using
Spearman’s
correlation
pixel-by-pixel
analysis
to
calculate
trade-offs
synergies.
Geographic
detectors
were
used
uncover
underlying
driving
mechanisms.
results
show
that:
(1)
From
2000
2020,
NPP,
storage
showed
fluctuating
growth,
while
water
conservation
declined.
Spatially,
high-value
areas
storage,
NPP
concentrated
central
southern
areas,
high
values
mainly
southeast
regions.
(2)
synergies
among
various
exhibit
temporal
shifts,
along
with
scale
effects
heterogeneity.
In
area,
proportion
pixels
showing
trade-off
relationship
between
accounts
48.21%
21.42%,
respectively.
These
are
southeastern
regions,
northwestern
counties
predominantly
(3)
Precipitation
was
dominant
factor
as
well
these
services.
Among
natural
factors,
climatic
significantly
more
influential
than
socio-economic
interaction
two
had
greater
explanatory
power
single
factors.
