Movement Ecology,
Journal Year:
2020,
Volume and Issue:
8(1)
Published: Jan. 9, 2020
Habitat
fragmentation
is
a
primary
driver
of
wildlife
loss,
and
the
establishment
biological
corridors
conservation
strategy
to
mitigate
this
problem.
Identifying
areas
with
high
potential
functional
connectivity
typically
relies
on
assessment
landscape
resistance
movement.
Many
modeling
approaches
exist
estimate
surfaces
but
date
only
handful
studies
compared
outputs
resulting
from
different
methods.
Moreover,
as
many
species
are
threatened
by
fragmentation,
effective
biodiversity
requires
that
simultaneously
meet
needs
multiple
species.
While
corridor
planning
initiatives
focus
single
species,
we
here
used
combination
data
types
analytical
identify
compare
for
several
large
mammal
within
Panama
portion
Mesoamerican
Biological
Corridor.
Scientific Reports,
Journal Year:
2021,
Volume and Issue:
11(1)
Published: Jan. 13, 2021
Abstract
Iran
lies
at
the
southernmost
range
limit
of
brown
bears
globally.
Therefore,
understanding
habitat
associations
and
patterns
population
connectivity
for
in
is
relevant
species’
conservation.
We
applied
species
distribution
modeling
to
predict
suitability
identify
core
areas
corridors.
Our
results
showed
that
forest
density,
topographical
roughness,
NDVI
human
footprint
were
most
influential
variables
predicting
bear
distribution.
The
crucial
corridor
networks
are
concentrated
Alborz
Zagros
Mountains.
These
two
predicted
be
fragmented
into
a
total
fifteen
isolated
patches
if
dispersal
across
landscape
limited
50,000
cost
units,
aggregates
capable
dispersing
400,000
units.
found
low
overlap
between
corridors,
habitats
with
protected
areas,
suggesting
existing
area
network
may
not
adequate
conservation
Iran.
suggest
effective
requires
protection
both
corridors
them,
especially
outside
Iran’s
areas.
Ecological Indicators,
Journal Year:
2023,
Volume and Issue:
154, P. 110754 - 110754
Published: Aug. 11, 2023
The
accelerated
urbanization
process
has
led
to
the
deterioration
of
originally
fragile
coastal
ecosystem,
whose
slight
changes
in
ecological
environment
may
destroy
original
urban
ecosystem.
construction
security
pattern
can
effectively
balance
development
areas
and
protection
environment.
This
study
proposes
a
new
framework
for
constructing
ESP
areas:
surfaces
(ecological
sources)
-
lines
networks)
points
(pinch
points,
barrier
points).
sources
were
identified
by
morphospatial
analysis
landscape
connectivity.
Then,
network
constructed
circuit
theory.
Take
Qingdao,
typical
area
with
very
environment,
as
subject
study.
results
indicate
that:
(1)
connectivity
source
sites
2017
2021
decreased
significantly;
(2)
total
length
extracted
corridors
dramatically;
(3)
Qingdao
was
from
perspective
points.
this
paper
provide
scientific
planning
guidance
conservation
Qingdao.
research
proposed
provides
some
reference
areas.
Antarctica A Keystone in a Changing World,
Journal Year:
2021,
Volume and Issue:
unknown
Published: Jan. 1, 2021
First
posted
March
30,
2021
For
additional
information,
contact:
Director,Western
Ecological
Research
CenterU.S.
Geological
Survey3020
State
University
Drive
EastSacramento,
California
95819
Incorporating
spatial
and
temporal
scales
into
greater
sage-grouse
(Centrocercus
urophasianus)
population
monitoring
strategies
is
challenging
rarely
implemented.
Sage-grouse
populations
experience
fluctuations
in
abundance
that
lead
to
oscillations,
making
trend
estimation
difficult.
Accounting
for
stochasticity
critical
reliably
estimate
trends
investigate
variation
related
deterministic
factors
on
the
landscape,
which
are
amenable
management
action.
Here,
we
describe
a
novel,
range-wide
hierarchical
framework
centered
four
objectives:
(1)
create
standardized
database
of
lek
counts,
(2)
develop
structures
by
clustering
leks,
(3)
at
different
extents
based
nadirs
(troughs),
(4)
targeted
annual
warning
system
help
inform
decisions.
Using
automated
repeatable
methods
(software),
compiled
(as
2019)
contained
262,744
counts
8,421
unique
locations
from
disparate
state
data.
The
units
(clusters)
included
13
nested
levels,
identifying
biologically
relevant
structure
minimized
inter-cluster
movements.
With
these
products,
identified
spatiotemporal
using
Bayesian
state-space
models.
We
estimated
37.0,
65.2,
80.7-percent
declines
during
short
(17
years),
medium
(33
long
(53
years)
scales,
respectively.
However,
some
areas
exhibited
evidence
increasing
recent
decades.
Models
predicted
12.3,
19.2,
29.6
percent
(defined
as
clusters
neighboring
leks)
consisted
over
50-percent
probability
extirpation
19,
38,
56-year
projections
2019,
respectively,
averaged
rate
change
apparent
across
two,
four,
six
oscillations
(average
period
oscillation
9.4
years).
At
level,
models
45.7,
60.1,
78.0
leks
with
probabilities
same
time
periods,
mostly
located
periphery
species'
range.
automates
identification
local
exhibiting
asynchronous
decline
relative
regional
patterns
simulated
actions
an
optimization
algorithm
evaluating
stabilization
abundance.
In
approximately
3.2
2.0
were
intervention
range-wide.
Landscape Ecology,
Journal Year:
2023,
Volume and Issue:
38(12), P. 3751 - 3765
Published: Nov. 7, 2023
Abstract
Introduction
Habitat
fragmentation
is
one
of
the
major
causes
loss
biodiversity
that
our
planet
experiencing.
This
has
affected
ecosystems
functioning
and,
consequently,
provision
ecosystem
services
(ES).
Therefore,
European
Commission,
in
a
2013
communication,
established
concept
Green
Infrastructure
(GI),
which
strategically
planned
network
multifunctional
areas
with
aim
protecting
and
ES
supply,
as
well
improving
ecological
connectivity.
Ecological
restoration
an
essential
element
to
achieve
objectives
GI,
if
targeted,
could
reverse
widespread
degradation
improve
landscape
Objective
In
this
study,
we
propose
methodology
prioritise
restore
by
identifying
GI
Urdaibai
Biosphere
Reserve
(UBR),
north
Iberian
Peninsula,
where
forest
plantations
exotic
species
abound.
Methods
order
identify
elements
(core
corridors)
integrated
multispecies
approach
based
on
movement
key
ES-based
multifunctionality.
Subsequently,
identified
sectors
connectivity
particularly
vulnerable
(pinch
points)
using
circuit
theory.
Thus,
around
pinch
points
were
prioritised
for
future
plans
depending
their
aim:
(1)
Improve
corridors
high
importance
low
quality
(2)
approach,
(3)
movement.
Results
The
resultant
included
36%
UBR
surface.
We
34
three
especies
64
approach.
149
ha
convert
into
native
167
Conclusion
information
be
useful
organizations
institutions
carrying
out
actions
recovering
forests
territory.
Frontiers in Marine Science,
Journal Year:
2022,
Volume and Issue:
9
Published: April 29, 2022
Coastal
seascapes
are
productive
and
diverse
land-sea
systems
that
provide
many
valuable
benefits
yet
increasingly
threatened
by
human
activity.
Scaling
up
of
nature-based
solutions
(NbS)
to
effectively
protect,
sustainably
manage,
restore
coastal
is
urgently
required
for
mitigation
climate
change
biodiversity
loss
while
also
providing
socio-economic
benefits.
Evidence-based
site
selection
an
important
first
step
improve
the
outcomes
avoid
negative
impacts
when
prioritizing
NbS
investments
at
national
level.
We
developed
a
spatially
explicit,
integrative
culturally
relevant
ecosystem-based
process
identify
portfolio
consideration
in
United
Arab
Emirates
(UAE).
The
primary
goal
was
rank
planning
units
based
on
potential
action,
positive
impact
people.
multi-criteria
site-selection
framework
provided
rapid,
transparent,
repeatable
scalable
tool.
highest
weightings
were
assigned
blue
carbon
storage
value,
conservation
features,
local
stakeholder
preferred
areas.
Spatial
proxies
people
represented
population
density
accessibility
seascapes,
relative
tourism
recreation
potential,
importance
fish
habitat
fishing
grounds
food
security.
Participatory
mapping
knowledge
review
existing
data
ensured
both
qualitative
quantitative
criteria
reliable,
up-to-date
locally
relevant.
Two
distinct
clusters
high
suitability
identified
Abu
Dhabi
region
four
along
north-western
coast
UAE.
Most
sites
located
outside
marine
protected
Alternative
spatial
scenarios
without
bias
underscored
through
participatory
highlighted
additional
priority
future
scaling-up
NbS.
A
corridor
medium
across
offers
designing
well-connected
accelerate
boost
synergistic
increase
resilience.
provides
rapid
tool
integrates
global
open
access
range
scales
with
great
transferability
other
regions
worldwide.