Ecological Management & Restoration,
Год журнала:
2023,
Номер
unknown
Опубликована: Май 1, 2023
Summary
The
health
and
diversity
of
coral
reefs
are
critically
important
to
the
stability
value
marine
tourism
industry.
Declines
in
reef
through
climate
change
impacts
cyclones,
associated
media
coverage,
have
impacted
visitation.
In
January
2018,
a
major
Australian
Government
policy
included
Reef
Restoration
Adaptation
Program
investigate
best
science
technology
options
for
helping
Great
Barrier
recover
adapt
changing
environment.
We
report
on
trial
two
intervention
methods,
mineral
accretion
gardening,
improve
hard
recovery
at
popular
site
Reef.
installed
six
artificial
substrates
onto
which
an
equal
number
fragments
seven
species
were
transplanted
over
course
years.
During
this
time,
three
treatments
connected
low‐voltage
power
source
encourage
enhance
growth.
Electrolysis
resulted
substantial
steel
substrate,
however,
had
no
positive
effect
survival
or
growth
colonies.
After
13
months,
second
round
was
undertaken,
electrolysis
discontinued.
Over
four‐year
period,
mean
live
cover
increased
significantly
both
treatment
locations,
from
1.7%
0%
80.8%
75.8%,
respectively.
Control
locations
insignificantly
5%
14.2%.
proved
technically
challenging
did
not
support
corals,
providing
evidence
use
purpose.
may,
applications
creation
new,
solid
initial
rubble
stabilisation
efforts.
These
results
demonstrate
effective
conjunction
with
gardening
techniques
degraded
sites.
bioRxiv (Cold Spring Harbor Laboratory),
Год журнала:
2024,
Номер
unknown
Опубликована: Янв. 24, 2024
Abstract
Reef
systems
span
spatial
scales
from
10s
to
100s
and
even
1000s
of
kilometres,
with
substantial
variability
across
these
scales.
Managing
predicting
the
future
coral
reefs
requires
insights
into
reef
functioning
at
all
However,
investigations
often
consider
individual
as
smallest
unit
(10s
kilometres),
despite
spatiotemporal
occurring
within-reefs
(100s
meters).
We
developed
C∼scape,
a
metacommunity
modelling
framework
that
integrates
demography
corals
population-level
responses
physical
environmental
layers,
simulate
mosaic
interacting
communities
heterogenous
seascape.
Coral
are
linked
using
biophysical
connectivity
modelling.
community
growth
is
modelled
logistic
model,
intrinsic
parameter
determined
taxa-specific
Integral
Projection
Models
incorporate
demographic
mechanisms.
Site-specific
habitat
parameters,
derived
satellite-based
geomorphic
benthic
maps,
define
maximum
cover
used
modulate
spatially
temporally
function
available
space
suitable
for
corals.
These
parameters
proxy
many
factors
—
e.g.,
depth,
light,
wave
exposure,
temperature,
substrate
type
drive
within-reef
in
demography.
Using
case
study
Great
Barrier
Reef,
we
show
modulating
site-specific
enables
more
accurate
hindcasts
dynamics,
while
overlooking
may
lead
misleading
conclusions
about
dynamics.
More
generally,
C∼scape
provides
valuable
dynamics
within
between
reefs,
offering
mechanistic
approach
test
range
management
restoration
options.
Frontiers in Marine Science,
Год журнала:
2024,
Номер
11
Опубликована: Авг. 8, 2024
The
ocean
industries
are
characterized
by
being
export-driven.
exports
of
(hereafter
termed
exports)
caused
environmental
pollution
with
amounts
CO
2
emissions
and
thereby
affected
climate
change.
There
is
a
need,
therefore,
for
accurate
assessments
embodied
in
exports—which
can
help
policymakers
adopt
targeted
emission-reduction
measures
to
formulate
sustainable
policies.
However,
few
studies
ocean-industry
considered
impacts
sectoral
trade
pattern
heterogeneity,
especially
from
export
perspective.
To
fill
this
gap,
we
measured
evaluated
the
export-embodied
China’s
industries,
based
on
our
newly
developed
high-resolution
comparable
time-series
environmentally
extended
input–output
database,
called
EE-DPN-OEIOT.
results
showed
that
generated
94.3
Mt
2017,
nearly
40%
originating
processing
exports.
Regarding
evolution
2007
total
decreased
7.3%,
while
increased
50.1%.
From
decrease
carbon
emission
intensity
was
major
driving
factor
downturn
across
economy
seven
subsectors
(60%),
export-scale
effect
primarily
drove
increases
emissions.
Moreover,
there
were
disparities
factors
behind
changes
between
non-processing
Based
findings,
proposed
three
recommendations
perspective
facilitate
low-carbon
transition
economy,
thus
better
fulfilling
Sustainable
Development
Goal
14.
bioRxiv (Cold Spring Harbor Laboratory),
Год журнала:
2024,
Номер
unknown
Опубликована: Фев. 12, 2024
Abstract
Coral
thermal
bleaching
resilience
can
be
improved
by
enhancing
photosymbiont
tolerance
via
experimental
evolution.
While
successful
for
some
strains,
selection
under
stable
temperatures
was
ineffective
at
increasing
the
threshold
of
an
already
thermo-tolerant
(
Durusdinium
trenchii
).
Corals
from
environments
with
fluctuating
tend
to
have
comparatively
high
heat
tolerance.
Therefore,
we
investigated
whether
exposure
temperature
oscillations
raise
upper
limit
D.
.
We
exposed
a
strain
and
profiles,
which
varied
in
oscillation
frequency.
After
2.1
years
(54-73
generations),
characterised
adaptive
responses
various
evolution
treatments
constructing
performance
curves
growth
21
31°C
heat-evolved
wild-types
lineages.
Additionally,
oxidative
stress,
photophysiology,
photosynthesis
respiration
rates
were
assessed
temperatures.
Of
profiles
investigated,
most
frequent
(diurnal)
induced
greatest
widening
’s
niche.
Continuous
elevated
only
increase
optimum
degree
generalism.
Our
findings
demonstrate
how
differing
levels
homogeneity
during
drive
unique
adaptative
coral
photosymbiont.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Окт. 21, 2024
Abstract
Natural
systems
exhibit
high
spatial
variability
across
multiple
scales.
Models
that
can
capture
ecosystem
dynamics
space
and
time
by
explicitly
incorporating
major
biological
mechanisms
are
crucial,
both
for
management
ecological
insight.
In
the
case
of
coral
reef
systems,
much
focus
has
been
on
modelling
between
reefs,
despite
substantial
also
existing
within
reefs.
We
developed
C
~
scape,
a
metacommunity
framework
integrates
demography
corals
with
population-level
responses
to
physical
environmental
layers,
facilitate
spatiotemporal
predictions
reefs
at
fine
(100s
metres
kilometres)
used
satellite-derived
habitat
maps
modulate
community
growth
spatially,
as
proxy
many
interacting
factors—e.g.,
depth,
light,
wave
exposure,
temperature,
substrate
type—that
drive
within-reef
in
demography.
With
study
from
Great
Barrier
Reef,
we
demonstrate
model’s
capability
producing
hindcasts
cover
show
overlooking
may
lead
misleading
conclusions
about
dynamics.
scape
provides
valuable
exploring
range
restoration
scenarios
relevant
Ecological Management & Restoration,
Год журнала:
2023,
Номер
unknown
Опубликована: Май 1, 2023
Summary
The
health
and
diversity
of
coral
reefs
are
critically
important
to
the
stability
value
marine
tourism
industry.
Declines
in
reef
through
climate
change
impacts
cyclones,
associated
media
coverage,
have
impacted
visitation.
In
January
2018,
a
major
Australian
Government
policy
included
Reef
Restoration
Adaptation
Program
investigate
best
science
technology
options
for
helping
Great
Barrier
recover
adapt
changing
environment.
We
report
on
trial
two
intervention
methods,
mineral
accretion
gardening,
improve
hard
recovery
at
popular
site
Reef.
installed
six
artificial
substrates
onto
which
an
equal
number
fragments
seven
species
were
transplanted
over
course
years.
During
this
time,
three
treatments
connected
low‐voltage
power
source
encourage
enhance
growth.
Electrolysis
resulted
substantial
steel
substrate,
however,
had
no
positive
effect
survival
or
growth
colonies.
After
13
months,
second
round
was
undertaken,
electrolysis
discontinued.
Over
four‐year
period,
mean
live
cover
increased
significantly
both
treatment
locations,
from
1.7%
0%
80.8%
75.8%,
respectively.
Control
locations
insignificantly
5%
14.2%.
proved
technically
challenging
did
not
support
corals,
providing
evidence
use
purpose.
may,
applications
creation
new,
solid
initial
rubble
stabilisation
efforts.
These
results
demonstrate
effective
conjunction
with
gardening
techniques
degraded
sites.
