Land,
Journal Year:
2023,
Volume and Issue:
12(3), P. 582 - 582
Published: Feb. 28, 2023
The
wetland
ecosystem
is
an
important
organic
carbon
pool
on
earth,
and
rich
storage
high
density
are
present
in
vegetation
soil.
However,
large
areas
of
wetlands
have
been
drained,
the
area
has
shrunk,
degree
fragmentation
intensified
due
to
rapid
urbanization
past
20
years.
Enhancing
ecological
sequestration
capacity
a
key
task
peaking
neutrality,
studying
function
urban
urgently
needed.
In
this
work,
Wuhan
was
taken
as
main
research
object.
landscape
pattern
index
calculated
evolution
characteristics
were
analyzed
using
remote
sensing
image
interpretation
data
from
2000
2020.
CASA
model
used
estimate
explore
spatial
temporal
distribution
sequestration.
Spearman
correlation
study
effects
different
parameters
Results
indicate
following:
(1)
From
2020,
total
reduced
by
158.99
km2,
among
which
lakes,
reservoirs
marshes
decreased
60.65
55.51
km2
41.77
respectively.
patches
irregularity
increased,
LPI,
aggregation
diversity
decreased.
(2)
years,
amount
first
then
lowest
2010
(571,900
t).
2020
same
that
2000,
reaching
800,000
t.
(3)
A
larger
means
more
concentrated
denser
distribution,
complex
shape,
diverse
type,
stronger
for
wetland.
On
contrary,
becomes
fragmented
regular,
disordered
planning
leads
reduction
types
unit
area,
will
decrease
sink
wetlands.
Ecological Indicators,
Journal Year:
2022,
Volume and Issue:
136, P. 108619 - 108619
Published: Feb. 2, 2022
Wetland
vegetation
has
experienced
significant
loss
and
degradation
over
the
last
few
decades.
Although
volumes
of
studies
involve
wetlands,
limited
attention
been
paid
to
long-term
changes
ecological
values
inland
lake
wetlands
in
China.
In
this
paper,
land
use/cover
data
Dongting
Lake
wetland
from
1995
2020
was
generated
based
on
Google
Earth
engine
using
Stacking
algorithm.
Subsequently,
spatial
temporal
variation
types
explored
dynamic
analysis
correlation
indices
change.
The
main
factors
influencing
distribution
were
identified
by
Geodetector.
Finally,
degree
impact
ecosystem
service
value
quantified
equivalence
factor
method.
results
show
that,
past
25
years,
use
had
switched
with
each
other
more
frequently,
a
total
294.94
km2
area
lost,
mainly
due
shrinkage
water,
reeds
sedge.
affecting
are
population
density,
GDP,
elevation
sunshine
duration,
interaction
drivers
is
mostly
linearly
enhanced
no
weakening
effect.
addition,
showed
trend
first
decreasing
then
increasing,
¥87,000.99
million
ESV.
study
can
provide
basic
information
for
preliminary
work
planning
design,
demonstrate
importance
ecosystems
different
regions.
Based
assessment
results,
it
an
important
basis
construction
security
patterns
policy
formulation
civilization
construction.
Ecological Indicators,
Journal Year:
2022,
Volume and Issue:
144, P. 109436 - 109436
Published: Sept. 15, 2022
Accurately
analyzing
the
spatial
and
temporal
evolution
of
regional
eco-environmental
quality
exploring
response
to
natural
environment
human
factors
are
essential
protect
ecological
environment.
This
study
analyzed
environmental
Chang-Zhu-Tan
metropolitan
circle,
central
China
from
2000
2020
based
on
Google
Earth
Engine
(GEE)
Remote
Sensing
Ecological
Index
(RSEI).
Subsequently,
we
introduced
Partial
Least
Squares
Structural
Equation
Model
(PLS-SEM)
explore
RSEI
direct
indirect
effects
anthropogenic
factors,
assessed
autocorrelation
quality.
The
results
showed
that
mean
value
in
area
was
showing
an
increasing
trend,
with
lowest
2010
(0.6508)
highest
(0.6948).
level
mainly
good
excellent,
average
accounted
for
more
than
70%
total
area,
upward
trend
during
2000–2020.
Climate,
soil,
terrain,
urbanization
had
different
environment,
climate,
terrain
positive
while
negative
it.
effect
climate
gradually
weakened,
strengthened.
Climate
weakened
soil
degrees.
provides
a
method
rapid
accurate
assessment
exploration
complex
interaction
pathways
influencing
which
is
balancing
relationship
between
development
nature.
Ecological Indicators,
Journal Year:
2024,
Volume and Issue:
158, P. 111540 - 111540
Published: Jan. 1, 2024
The
exponential
growth
of
human
activities
has
resulted
in
a
substantial
increase
land
use
practices
that
not
only
modify
the
characteristics
landscape
patterns
but
also
pose
significant
ecological
risk
(LER),
with
latter
being
pivotal
for
ecosystem
conservation
and
sustainable
social
development.
However,
research
on
LER
driving
factors
Irtysh
River
Basin
(IRB)
are
limited.
Objectively
assessing
high
latitudes
within
Central
Asia
(Irtysh
Basin)
quantitatively
identifying
environmental
its
changes
holds
value
ensuring
security
habitation
amidst
global
change.
In
this
study,
spatial
autocorrelation
analysis
method
geographically
weighted
regression
(GWR)
geographical
detector
(Geo-Detector)
models
were
utilized
to
reveal
spatiotemporal
based
use/land
cover
(LULC)
IRB
from
1992
2020.
findings
indicate
(1)
temporal
scale
reveals
slight
increasing
trend
IRB.
(2)
distribution
is
characterized
by
dominance
lower-
medium-risk
regions,
evident
positive
autocorrelation.
(3)
pattern
influenced
various
factors,
impact
temperature
geo-detector
model.
addition,
heterogeneity
effects
major
was
further
obtained
using
GWR
presented
herein
can
serve
as
scientific
references
development
sustainability
safety
management
arid
zones
high-latitude
cold
thus
promoting
protection
countries,
enhancing
consensus
facilitating
international
cooperation
conservation.
Remote Sensing,
Journal Year:
2025,
Volume and Issue:
17(3), P. 488 - 488
Published: Jan. 30, 2025
Net
primary
productivity
(NPP)
is
a
core
ecological
indicator
within
terrestrial
ecosystems,
representing
the
potential
of
vegetation
growth
to
offset
anthropogenic
carbon
emissions.
Thus,
assessing
NPP
in
given
region
crucial
for
promoting
regional
restoration
and
sustainable
development.
This
study
utilized
CASA
model
GEE
calculate
annual
average
Shandong
Province
(2001–2020).
Through
trend
analysis,
Moran’s
Index,
PLS−SEM,
spatiotemporal
evolution
driving
factors
were
explored.
The
results
show
that:
(1)
From
2001
2020,
showed
an
overall
increasing
trend,
rising
from
254.96
322.49
g
C·m⁻2/year.
shift
was
accompanied
by
gradual
eastward
movement
centroid,
indicating
significant
spatial
changes
productivity.
(2)
Regionally,
47.9%
experienced
improvement,
27.6%
saw
slight
20.1%
exhibited
degradation,
highlighting
notable
heterogeneity.
(3)
Driver
analysis
that
climatic
positively
influenced
across
all
four
periods
(2005,
2010,
2015,
2020),
with
strongest
impact
2015
(coefficient
=
0.643).
Topographic
such
as
elevation
slope
also
had
positive
effects,
peaking
at
0.304
2015.
In
contrast,
human
activities,
especially
GDP
nighttime
light
intensity,
negatively
impacted
NPP,
negative
effect
2010
−0.567).
These
findings
provide
valuable
scientific
evidence
ecosystem
management
offer
key
insights
development
strategies
national
level.
Sustainability,
Journal Year:
2025,
Volume and Issue:
17(2), P. 544 - 544
Published: Jan. 12, 2025
The
wetland
ecosystem
is
one
of
the
most
important
carbon
sinks
on
Earth,
biodiverse
ecological
landscape
in
nature,
and
living
environments
for
human
beings.
Weihe
River
located
Guanzhong
Plain
urban
agglomeration,
with
extreme
climate
expansion
having
a
great
impact
its
dynamic
changes.
Revealing
characteristics
trends
dynamics
Basin
key
to
protecting
maintaining
healthy
development
wetlands.
This
paper
analyzed
changing
land
use
types
patterns
wetlands
using
data
from
six
periods
1980
2020
explored
spatial
temporal
distribution
changes
Basin.
results
showed
following:
(1)
Wetlands
Basin,
dominated
by
rivers,
saw
area
fluctuations
an
initial
decline
followed
increase.
Land
slow–fast–slow
trend.
(2)
From
2020,
frequent
conversions
among
were
observed.
primary
transformation
was
conversion
marshes
into
lakes
(18.05
km2)
reservoirs/ponds
(17.98
km2).
Approximately
0.06
km2
transformed
canals/channels.
(3)
patches
have
largest
area,
while
canals/channels
smallest.
patch
density
(PD)
shape
index
(LSI)
fluctuate
significantly,
reduction
leads
3.46%
decrease
aggregation
(AI).
Shannon’s
diversity
(SHDI)
has
decreased
5.41%.
(4)
centroid
experiences
significant
changes,
river
are
complex.
along
southeast–northwest
line.
Canals/watercourses
remain
stable.
Lakes
exhibit
longest
migration.
study
provides
robust
scientific
support
protection,
policy
formulation,
social
sustainable
conducting
in-depth
analysis
change
