Land,
Год журнала:
2024,
Номер
13(10), С. 1650 - 1650
Опубликована: Окт. 10, 2024
Urban
agglomerations
(UAs),
which
play
a
significant
role
in
socioeconomic
development
and
urbanization,
are
confronted
with
mounting
ecological
stress
profound
global
imbalance
ecosystem
services
(ES).
Understanding
the
conflict
coordination
of
knowledge
about
ES
supply
demand
(ESSD)
can
facilitate
more
efficacious
guidance
on
sustainable
UAs.
Nevertheless,
characteristics
relationship
between
ESSD
Chinese
UAs
remain
unclear,
further
investigation
into
interactive
coercive
is
warranted.
Consequently,
we
employed
spatial
regression
coupled
models
to
elucidate
ESSD,
utilizing
multi-source
data
from
2000
2020.
We
found
that
decreased,
while
increased.
Furthermore,
coupling
degree
demonstrated
an
increase
trend.
The
overall
degrees
were
0.260,
0.285,
0.311
2000,
2010,
2020,
respectively.
central
identified
as
areas,
whereas
peripheral
areas
classified
non-stress
areas.
This
study
offered
valuable
insights
provided
basis
for
formulating
differentiated
policies
ecosystems
human
activities.
Frontiers in Sustainable Food Systems,
Год журнала:
2025,
Номер
9
Опубликована: Фев. 26, 2025
Clarifying
the
relationship
between
supply
and
demand
of
food
ecosystem
services
portraying
pattern
flows
are
significant
for
regional
ecological
management
security.
The
minimum
cumulative
resistance
(MCR)
model
was
used
to
simulate
trend
resource
under
conventional
spillover
effects
construct
service
flow
pattern.
Then,
based
on
supply–demand
matching
dimension
using
Bayesian
belief
network,
optimization
areas
were
identified,
corresponding
strategies
proposed.
results
showed
following:
(1)
spatial
heterogeneity
strong.
widely
distributed
in
western
northern
regions,
while
clustered
eastern
southern
coastal
regions.
(2)
mainly
composed
187
centered
around
Pudong
New
Area
other
places,
with
ranging
from
1,134
20,000
t.
Shanghai,
Hangzhou,
Nanjing
main
inflows,
Nantong
Xuancheng
emerged
as
important
outflows
services.
Additionally,
Zhejiang
Province
had
most
frequent
internal
movements,
Jiangsu
largest
(3)
From
perspective
demand,
there
obvious
differences
sub-optimization
areas.
former
concentrated
region,
latter
continuously
part
study
area.
In
future,
production
potential
should
be
further
explored
enhance
capacity
research
methodology
can
effectively
portray
patterns
identify
priority
optimization,
which
provide
scientific
guidance
Land,
Год журнала:
2024,
Номер
13(8), С. 1243 - 1243
Опубликована: Авг. 8, 2024
For
a
long
time
in
the
past,
China
has
implemented
large
number
of
“Grain
for
Green”
projects
(GFGPs)
to
improve
ecological
environment.
However,
it
is
still
unclear
whether
excessive
GFGPs
will
exacerbate
trade-off
ecosystem
services
(ESs).
Additionally,
great
challenge
explore
response
mechanism
relationship
changes
land
use
and
mitigate
trade-offs
by
optimizing
use.
Taking
typical
GFGP
basin
central
Yellow
River
as
an
example,
we
identified
areas
measured
nonlinear
between
ESs
under
different
scenarios.
This
was
carried
out
based
on
synergistic
potential
production
possibility
frontier
(PPF)
first-order
derivative.
We
also
optimal
scenario
mitigating
ESs.
The
results
showed
that
have
intensified
ES
trade-offs.
differences
types
lead
spatial
heterogeneity
When
carbon
storage
(CS)
9.58
t/km2
habitat
quality
(HQ)
0.4,
with
water
yield
(WY)
from
synergy,
respectively,
area
mainly
distributed
cropland
construction
land.
Compared
2020,
EP
highest
synergy
lowest
intensity,
can
alleviate
greatest
extent.
Land,
Год журнала:
2025,
Номер
14(2), С. 287 - 287
Опубликована: Янв. 30, 2025
Ecological
restoration
is
crucial
for
maintaining
national
ecological
security.
Scientific
and
reasonable
identification
of
key
areas
a
difficult
problem
facing
the
current
spatial
planning.
This
study
evaluated
ecosystem
service
(ES)
supply,
demand,
their
spatio-temporal
characteristics
in
Northern
Shaanxi
Loess
Plateau
(NSLP).
A
coupling
coordination
degree
(CCD)
model
was
applied
to
interactive
relationship
between
ES
supply
demand.
The
improved
ant
colony
optimization
(ACO)
explore
priority
restoration.
results
showed
that
balance
had
significant
differences.
Higher
were
distributed
south,
higher
demand
located
central
northern
parts.
exhibited
similar
increasing
trend
from
north
south.
Temporally,
distinct
time-varying
across
different
types
services.
Total
decreased
2000
2020,
while
total
first
declined
then
rose.
Moreover,
decreasing
21.22%
regions
NSLP.
Furthermore,
CCD
about
82%
disorder
status
2000,
90%
2010
2020.
also
implied
most
gradually
Finally,
four
enhancement
priorities
further
identified
perspectives
enhancing
capacity.
prioritization
enhancements
variations,
with
top
15%
area
east–central
west–central
regions.
5%
services
can
bring
2,470,400
yuan
benefits.
research
offer
scientific
theoretical
guidance
as
well
reference
decision-makers
undertake
efforts.
Land,
Год журнала:
2025,
Номер
14(3), С. 588 - 588
Опубликована: Март 11, 2025
Human
needs
alter
ecosystem
services
(ESs),
which
then
affect
human
needs.
Based
on
the
theory,
in
ESs
are
classified
into
four
major
categories
of
A
monetization
method
was
used
to
quantify
service
need
value
(ESNV),
ES
equivalent
calculate
supply
(ESSV),
and
correlation
coefficient
understand
relationships
mutual
influences
among
Finally,
demand
were
compared
obtain
gap
between
for
ESs.
Taking
Hechi
City,
a
city
with
predominantly
karst
landscape,
as
an
example,
we
found
that:
(1)
total
area
high-value
areas
generally
City
increased
by
10,935.15
km2,
whereas
low-value
decreased
11,094.07
km2.
(2)
positive
exists
various
demands.
Spiritual
material
moderately
significantly
positively
correlated,
0.54.
Security
correlated
needs,
0.6.
(3)
The
ESNV
ESSV
slightly
imbalanced.
Du’an
requires
external
CNY
21.9192
million
living
material,
while
Jinchengjiang
has
potential
export
water
22.9934
ecosystems.
(4)
centers
gravity
types
distributed
primarily
within
District,
only
center
production
is
northern
part
County.
distance
materials
2100.44
m,
oxygen
security
639.15
m.
results
complementary
current
research
from
perspective
demand.
These
findings
can
thus
provide
scientific
foundational
information
help
decision
makers
balance
region
promote
construction
human-harmonious
ecosystem.
