Applied Mathematics and Nonlinear Sciences,
Journal Year:
2024,
Volume and Issue:
9(1)
Published: Jan. 1, 2024
Abstract
With
the
development
of
science
and
technology,
ocean
is
providing
a
strong
material
economic
guarantee
for
human
society.
The
issue
assessing
health
marine
ecosystem
data
support
healthy
system
has
become
hot
topic
many
scholars.
This
study
mainly
establishes
assessment
system,
analyzes
degree
ecosystems
using
information
entropy,
then
adopts
gray
correlation
method
DPSIR
model
to
predict
level
ecosystems,
discusses
sustainability
generating
provides
direction
ecology.
entropy
“supportive
input”
criterion
layer
highest,
accounting
42.25%.
From
analysis
comprehensive
index
from
2020
2023,
IHI
ranges
0.6
1.5,
state
can
reach
in
future
period,
which
shows
that
economy
technology
influences
Ecological Indicators,
Journal Year:
2022,
Volume and Issue:
145, P. 109619 - 109619
Published: Nov. 4, 2022
Evaluating
and
analyzing
cultivated
land
ecological
security
(ES)
can
reliably
optimize
ecosystem
service
supplies
in
lands.
This
study
selected
Enshi
Autonomous
Prefecture
(Enshi
Prefecture)
as
the
research
area,
aiming
to
assess
spatiotemporal
variability
of
ES
level
analyze
its
main
obstacle
factors,
thus
providing
paths
for
enhancement.
Based
on
driving
force-pressure-state-impact-response
(DPSIR)
model
framework,
an
index
system
evaluating
was
constructed.
Then,
weights
were
calculated
by
entropy
method,
a
comprehensive
composite
method
determine
level.
Finally,
obstacles
affecting
analyzed
degree
model.
The
results
showed
that
(1)
From
2005
2018,
rose
from
0.402
0.685.
went
through
relatively
insecure
stage
(2005–2012),
generally
secure
(2013–2016)
(2017–2018).
(2)
Regional
differences
are
obvious,
with
lower
eastern
western
regions
than
central
region
2010
2018.
(3)
underwent
significant
temporal
changes.
2009,
they
included
proportion
environmental
investment
gross
domestic
product
(GDP),
effective
irrigation
area
ratio,
per-capita
GDP;
2010–2018,
population
density,
fertilizer
application
per
unit,
share
primary
industry
GDP.
Compared
2005,
those
2018
demonstrated
significantly
larger
magnitude.
improves
understanding
which
supports
sustainable
use
resources
protection
trinity
quantity-quality-ecology
similar
regions.
Ecological Indicators,
Journal Year:
2022,
Volume and Issue:
145, P. 109717 - 109717
Published: Nov. 30, 2022
The
rapid
development
of
urbanization
has
triggered
the
contradiction
between
population,
resources
and
environment.
As
a
result,
urban
ecological
security
attracted
more
attention,
gradually
become
key
to
restricting
sustainable
social
economy.
This
work
constructs
dynamic
assessment
prediction
research
framework,
which
is
verified
by
taking
Shenzhen,
typical
big
city
in
China,
as
an
example.
Specifically,
evaluated
through
“pressure-state-response”
(PSR)
model,
its
influencing
factors
are
identified
coupling
factor
analysis
method.
Finally,
future
predicted
analyzed
Monte
Carlo.
results
show
that
comprehensive
safety
index
Shenzhen
ecosystem
increasing,
impact
indicators
human
settlements
respectively.
Additionally,
it
anticipated
Shenzhen’s
level
will
reach
comfortable
2025.
To
sum
up,
according
prediction,
targeted
suggestions
on
improvement
path
put
forward.
It
suggested
should
continue
increase
investment
environmental
protection,
science
technology
other
fields
ensure
ecosystem.
Using
case
study,
this
examines
regulatory
for
security.
On
one
hand,
can
provide
methodological
framework
historical
evaluation
China
possibly
entire
world.
And
theoretical
reference
cities
formulate
policies
development.
Ecological Indicators,
Journal Year:
2023,
Volume and Issue:
157, P. 111214 - 111214
Published: Nov. 14, 2023
The
constant
conflict
between
the
rapidly
developing
socioeconomic
and
ecological
environment
within
Guangdong–Hong
Kong–Macao
Greater
Bay
Area
necessitates
exploration
of
ecosystem
vulnerability
patterns
driving
mechanisms.
A
comprehensive
social–economic–ecological
framework
is
proposed
to
assess
pattern
Area,
specifically
spanning
from
1990
2020.
Employing
geographic
detectors
weighting
methods,
study
quantifies
spatiotemporal
variation
underlying
mechanisms
in
area.
results
demonstrate
an
obvious
trend
index
(ESVI)
across
with
initial
decline
followed
by
gradual
increase
during
the1990–2020.
substantial
majority
region
(approximately
63.85%
total
area)
experienced
a
ESVI
2010.
Moreover,
spatial
distribution
this
exhibited
prevailing
east-to-west
pattern,
indicating
overall
southward
shift
over
time.
Furthermore,
was
primarily
concentrated
central
expanding
urban
areas
situated
on
both
sides
Pearl
River
estuary.
Encouragingly,
notable
amplification
observed
2010
2020,
which
attributed
development,
utilization,
protection
land,
forests,
water
bodies,
other
pertinent
factors
associated
expansion.
impact
climate
change
changes
exhibits
growing
magnitude
time,
while
human
activities
persist
as
predominant
driver
changes.
natural
exerted
upper
reaches
River,
included
topographic
relief,
precipitation,
network
density,
biological
abundance,
related
aspects.
Conversely,
pronounced
influence
predominantly
manifests
agglomeration
Delta.
Key
contributors
such
manifestation
encompass
land
types,
intensity
activities,
population
variables.
Changes
use
have
potential
induce
heightened
amelioration
practices
can
be
mitigated
reduced
employing
ESVI.
introduced
holds
extend
assessments
regions
similar
types.
It
expected
that
findings
derived
could
contribute
formulation
policy
recommendations
pertaining
management.
Frontiers in Marine Science,
Journal Year:
2024,
Volume and Issue:
10
Published: Jan. 8, 2024
The
construction
of
marine
ecological
security
barriers
(MESBs)
is
fundamental
for
the
sustainable
development
environment
and
economy,
an
important
component
strategy
land-sea
integration.
It
difficult
to
build
effective
MESB
simply
by
relying
on
power
government;
therefore,
this
respect,
it
urgent
encourage
multiple
participating
subjects
work
together.
This
study
takes
Bohai
Sea
as
research
object,
uses
evolutionary
game
theory
construct
a
model
decision-making
behavior
among
enterprises,
local
governments,
public
in
process
Sea,
so
explore
strategic
stability
equilibrium
point
through
analysis
interests
three
decision
makers,
lay
foundation
promoting
process.
results
are
follows:
(1)
Local
government
regulation
key
promote
transformation
from
policy
documents
goal
practice;
moreover,
directly
influences
whether
main
sources
land-based
pollution,
i.e.,
will
abandon
traditional
approach
production
actively
MESB.
(2)
supervision
reporting
can
be
used
synergistic,
auxiliary
means.
Thanks
government’s
publicity
education,
develop
social
awareness
security,
which
turn
ensure
better
governments
and,
thus,
active
participation
enterprises
Sea.
(3)
Participation
costs,
benefits,
corporate
image,
fines,
other
factors
considered
choice
with
different
having
marginal
effects
at
stages.
Finally,
proposes
measures
further
clarify
roles
functions
stakeholders
balance
subjects,
provide
implementation
path
realization
“Ocean
Power”.
