Research Square (Research Square),
Journal Year:
2022,
Volume and Issue:
unknown
Published: June 29, 2022
Abstract
1.
Climate
change
is
already
having
profound
effects
on
biodiversity,
but
climate
adaptation
has
yet
to
be
fully
incorporated
into
area-based
management
tools
used
conserve
such
as
protected
areas.
One
main
obstacle
its
inclusion
the
lack
of
consensus
regarding
how
impacts
can
included
in
spatial
conservation
plans.2.
We
propose
a
climate-smart
framework
that
prioritizes
protection
refugia—areas
low
exposure
and
high
biodiversity
retention—identified
using
metrics.
explore
four
aspects
planning
proposed
framework:
i)
model
ensembles;
ii)
multiple
emission
scenarios;
iii)
metrics;
iv)
approaches
identifying
refugia.
illustrate
this
Western
Pacific
Ocean,
it
equally
applicable
terrestrial
systems.3.
All
considered
affected
configuration
plans.
The
choice
metrics
refugia
result
large
differences
plans,
whereas
models
scenarios
have
smaller
effects.
As
plans
depended
used,
plan
based
single
measure
(e.g.,
warming)
will
not
necessarily
robust
against
other
measures
ocean
acidification).
recommend
including
most
relevant
for
considered.
To
include
uncertainty
associated
with
different
futures,
we
(i.e.,
an
ensemble)
scenarios.
Finally,
show
identify
come
trade-offs
between
degree
which
they
are
their
efficiency
meeting
targets.
Hence,
approach
depend
relative
value
stakeholders
place
adaptation.4.
By
framework,
areas
designed
improved
longevity
thus
safeguard
current
future
change.
hope
helps
transition
towards
approaches.
Ecological Applications,
Journal Year:
2023,
Volume and Issue:
33(4)
Published: March 22, 2023
Abstract
Climate
change
is
already
having
profound
effects
on
biodiversity,
but
climate
adaptation
has
yet
to
be
fully
incorporated
into
area‐based
management
tools
used
conserve
such
as
protected
areas.
One
main
obstacle
the
lack
of
consensus
regarding
how
impacts
can
included
in
spatial
conservation
plans.
We
propose
a
climate‐smart
framework
that
prioritizes
protection
refugia—areas
low
exposure
and
high
biodiversity
retention—using
metrics.
explore
four
aspects
planning:
(1)
model
ensembles;
(2)
multiple
emission
scenarios;
(3)
metrics;
(4)
approaches
identifying
refugia.
illustrate
this
Western
Pacific
Ocean,
it
equally
applicable
terrestrial
systems.
found
all
planning
considered
affected
configuration
The
choice
metrics
refugia
have
large
resulting
plans,
whereas
models
scenarios
smaller
effects.
As
plans
depended
used,
plan
based
single
measure
(e.g.,
warming)
will
not
necessarily
robust
against
other
measures
ocean
acidification).
therefore
recommend
using
most
relevant
for
region
or
drivers.
To
include
uncertainty
associated
with
different
futures,
we
(i.e.,
an
ensemble)
scenarios.
Finally,
show
identify
feature
trade‐offs
between:
degree
which
they
are
climate‐smart,
their
efficiency
meeting
targets.
Hence,
approach
depend
relative
value
stakeholders
place
adaptation.
By
framework,
areas
designed
improved
longevity
thus
safeguard
current
future
change.
hope
proposed
helps
transition
toward
approaches.
Abstract
Few
coastal
ecosystems
remain
untouched
by
direct
human
activities,
and
none
are
unimpacted
anthropogenic
climate
change.
These
drivers
interact
with
exacerbate
each
other
in
complex
ways,
yielding
a
mosaic
of
ecological
consequences
that
range
from
adaptive
responses,
such
as
geographic
shifts
changes
phenology,
to
severe
impacts,
mass
mortalities,
regime
loss
biodiversity.
Identifying
the
role
change
these
phenomena
requires
corroborating
evidence
multiple
lines
evidence,
including
laboratory
experiments,
field
observations,
numerical
models
palaeorecords.
Yet
few
studies
can
confidently
quantify
magnitude
effect
attributable
solely
change,
because
seldom
acts
alone
ecosystems.
Projections
future
risk
further
complicated
scenario
uncertainty
–
is,
our
lack
knowledge
about
degree
which
humanity
will
mitigate
greenhouse-gas
emissions,
or
make
ways
we
impact
Irrespective,
ocean
warming
would
be
impossible
reverse
before
end
century,
sea
levels
likely
continue
rise
for
centuries
elevated
millennia.
Therefore,
risks
projected
mirror
impacts
already
observed,
severity
escalating
cumulative
emissions.
Promising
avenues
progress
beyond
qualitative
assessments
include
collaborative
modelling
initiatives,
model
intercomparison
projects,
use
broader
systems.
But
reduce
rapidly
reducing
emissions
greenhouse
gases,
restoring
damaged
habitats,
regulating
non-climate
stressors
using
climate-smart
conservation
actions,
implementing
inclusive
coastal-zone
management
approaches,
especially
those
involving
nature-based
solutions.
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: May 21, 2024
The
wave
of
new
global
conservation
targets,
the
conclusion
High
Seas
Treaty
negotiations,
and
expansion
extractive
use
into
deep
sea
call
for
a
paradigm
shift
in
ocean
conservation.
current
reductionist
2D
representation
to
set
targets
measure
impacts
will
fail
at
achieving
effective
biodiversity
Here,
we
develop
framework
that
overlays
depth
realms
onto
marine
ecoregions
conduct
first
three-dimensional
spatial
analysis
achievements
fisheries
footprint.
Our
novel
approach
reveals
gaps
mesophotic,
rariphotic,
abyssal
depths
an
underrepresentation
high
protection
levels
across
all
depths.
In
contrast,
3D
footprint
covers
depths,
with
benthic
fishing
occurring
down
lower
bathyal
mesopelagic
peaking
areas
overlying
Additionally,
efforts
are
biased
towards
where
lowest
pressures
occur,
compromising
effectiveness
network.
These
mismatches
emphasize
need
thinking
achieve
sustainability.
Ecological Indicators,
Journal Year:
2024,
Volume and Issue:
160, P. 111741 - 111741
Published: March 1, 2024
The
Mediterranean
Sea
is
one
of
the
most
vulnerable
ecosystems
in
world
due
to
variety
and
severity
cumulative
impacts
faced,
including
high
climate
risk.
Species
distributions
are
expected
track
niches
response
warming,
with
meridionalization
(i.e.
northern
spread
native
warm-water
species)
as
a
common
documented
response.
However,
environment
also
highly
heterogeneous
structured
at
regional
scales,
constraining
generalized
species
responses.
Based
on
long-term
monitoring
data
demersal
communities
Western
(1994–2019),
we
calculated
seven
indicators
characterizing
space–time
patterns
multiple
their
temporal
rates
change.
Simultaneously,
computed
velocity
based
variation
sea
surface
temperature.
Subsequently,
modeled
velocity,
taking
into
account
species'
temperature
depth
preferences.
Contrary
northward
expectation
consequence
communities'
meridionalization,
large
number
have
shifted
toward
south
southwest
higher
medium
r
values
averaged
warmer
conditions.
In
general,
cold-water
an
affinity
for
low
moderate
mean
wide
narrow
ranges
were
better
tracking
velocity.
Furthermore,
distributed
over
continental
shelf
towards
shallower
inshore
waters
opposed
further
away
contrary
priori
expectations
shifts
deeper
waters,
following
bathymetric
gradient.
dispersion
spatial
heterogeneity
these
expanded,
although
not
explicitly
suggesting
additional
synergistic
drivers.
Our
results
confirm
importance
useful
metric
predicting
responses
sub-regional
levels
provide
information
scales
required
embracing
local
management
measures.
Global Change Biology,
Journal Year:
2022,
Volume and Issue:
29(7), P. 1809 - 1821
Published: Dec. 30, 2022
Abstract
Rapid
anthropogenic
climate
change
is
driving
threatened
biodiversity
one
step
closer
to
extinction.
Effects
on
native
are
determined
by
an
interplay
between
species'
exposure
and
their
specific
ecological
life‐history
characteristics
that
render
them
even
more
susceptible.
Impacts
have
already
been
reported,
however,
a
systematic
risk
evaluation
of
marine
populations
lacking.
Here,
we
employ
trait‐based
approach
assess
the
90
Mediterranean
species
change,
combining
increased
sea
temperature
intrinsic
vulnerability.
One‐quarter
Sea
predicted
be
under
elevated
levels
risk,
with
various
traits
identified
as
key
vulnerability
traits.
High‐risk
taxa
including
turtles,
mammals,
Anthozoa
Chondrichthyes
highlighted.
Climate
hotspots
distributed
along
Western
Mediterranean,
Alboran,
Aegean,
Adriatic
Seas.
At
each
ecoregion,
21%–31%
high
risk.
All
protected
areas
host
90%
having
minimum
4
up
19
making
objective
climate‐smart
conservation
strategy
crucial
task
for
immediate
planning
action.
Our
findings
aspire
offer
new
insights
systematic,
spatially
strategic
prioritization
vulnerable
life
in
face
accelerating
change.
The Science of The Total Environment,
Journal Year:
2024,
Volume and Issue:
947, P. 174623 - 174623
Published: July 10, 2024
Balancing
blue
growth
with
the
conservation
of
wild
species
and
habitats
is
a
key
challenge
for
global
ocean
management.
This
exacerbated
in
Global
South
nations,
such
as
Tanzania,
where
climate-driven
change
requires
delicate
marine
spatial
planning
(MSP)
trade-offs
to
ensure
climate
resilience
resources
relied
upon
by
coastal
communities.
Here,
we
identified
challenges
opportunities
that
presents
near-term
management
Tanzania's
artisanal
fishing
sector,
protected
areas
seaweed
farming.
Specifically,
meta-analysis
modelling
region
was
carried
out
estimate
natural
distribution
support
these
socially
important
sectors.
We
estimated
changes
within
next
20
40
years,
using
projections
forced
under
emissions
trajectories,
well
wealth
GIS
habitat
suitability
data
derived
from
globally
distributed
programmes.
Multi-decadal
analyses
indicated
long-term
trends
extreme
weather
present
activity
sectors,
locally
regionally.
Only
few
instances
did
identify
exhibiting
sectoral
expansion.
Including
refugia
bright
spots
effective
strategies
may
serve
nature-based
solutions:
promoting
adaptive
capacity
some
most
vulnerable
economic
sectors;
creating
wage-gaining
promote
gender
parity;
delivering
benefits
thriving
possible.
Without
curbs
emissions,
however,
bleak
future
emerge
valuable
biodiversity
hosted
its
communities,
despite
expansion
or
other
pressures.
Growing
sustainable
economy
this
part
remains
substantial
without
decarbonization.
Theoretical Ecology,
Journal Year:
2024,
Volume and Issue:
17(3), P. 247 - 254
Published: July 11, 2024
Abstract
Spatio-ecological
heterogeneity
has
a
significant
impact
on
various
ecosystem
properties,
such
as
biodiversity
patterns,
variability
in
resources,
and
species
distributions.
Given
this
perspective,
remote
sensing
gained
widespread
recognition
powerful
tool
for
assessing
the
spatial
of
ecosystems
by
analyzing
among
different
pixel
values
both
space
and,
potentially,
time.
Several
measures
have
been
proposed,
broadly
categorized
into
abundance-related
(e.g.,
Shannon’s
H)
dispersion-related
Variance).
A
measure
that
integrates
abundance
distance
information
is
Rao’s
quadratic
entropy
(Rao’s
Q
index),
mainly
used
ecology
to
plant
diversity
based
in-situ
functional
traits.
The
question
arises
why
one
should
use
complex
considers
multiple
dimensions
couples
measurements
instead
relying
solely
simple
dispersion-based
heterogeneity.
This
paper
sheds
light
version
index,
moving
windows
its
calculation,
with
particular
emphasis
mathematical
statistical
properties.
main
objective
theoretically
demonstrate
strength
index
measuring
heterogeneity,
taking
account
all
potential
facets
applications,
including
(i)
integrating
multivariate
data,
(ii)
applying
differential
weighting
pixels,
(iii)
considering
distances
reflectance
spectral
space.
Climatic Change,
Journal Year:
2025,
Volume and Issue:
178(2)
Published: Jan. 22, 2025
Abstract
Marine
heatwaves
(MHWs)
are
periods
of
abnormally
warm
ocean
temperatures
that
exert
significant
impacts
on
marine
ecosystems.
MHWs
commonly
identified
as
when
temperature
conditions
surpass
predetermined
thermal
thresholds.
Although
they
can
propagate
beneath
the
ocean’s
surface,
typically
assessed
using
sea
surface
temperatures.
In
this
study,
we
investigate
future
progression
and
depth
penetration
across
Mediterranean
Sea
existing
network
Protected
Areas
(MPAs).
We
utilize
daily
three-dimensional
seawater
projections
from
POLCOMS-ERSEM
model
for
period
2006–2100
to
2000
m
under
RCP8.5
forcing
scenario,
explore
spatio-temporal
properties
MHWs.
employ
two
different
baseline
climatological
establishing
thresholds
based
which
identified:
one
remains
constant,
while
other
is
adjusted
in
time
reflect
evolving
adaptive
capacities
ecosystems
response
long-term
warming
trends.
Our
analysis
reveals
that,
regardless
threshold
applied,
MPAs
will
experience
long-lasting
intense
depths.
While
utilization
a
shifting
results
shorter
milder
shallow
within
(i.e.
annual
duration:
45
days
per
year
mean
intensity:
1.63
°C)
compared
fixed
approach
195
1.89
°C),
deeper
zones
exhibit
saturation
MHWs,
with
year-round
events,
particularly
below
1000
m,
both
approaches.
findings
highlight
profound
into
ocean's
depths,
posing
serious
threat
protected
Mediterranean,
especially
subsurface
environments.
Notably,
our
suggest
expected
demonstrate
similar
patterns
those
observed
entire
basin.
are,
thus,
anticipated
face
equivalent
challenges
MHW
impacts,
affecting
their
biodiversity
various