Research Square (Research Square),
Год журнала:
2023,
Номер
unknown
Опубликована: Март 21, 2023
Abstract
To
recover
species
at
risk,
it
is
necessary
to
identify
habitat
critical
their
recovery.
Challenges
for
with
large
ranges
(thousands
of
square
kilometres)
include
delineating
management
unit
boundaries
within
which
use
differs
from
other
units,
along
assessing
amounts
and
threats
over
time.
We
developed
a
reproducible
framework
support
the
identification
wide-ranging
risk.
The
(i)
reviews
distribution
life
history;
(ii)
delineates
units
across
range;
(iii)
evaluates
compares
current
(iv)
potential
future
population
size;
(v)
prioritizes
areas
based
on
conditions
under
various
scenarios
climate
change
land-use.
used
Canada
Warbler
(
Cardellina
canadensis
)
Wood
Thrush
Hylocichla
mustelina
in
as
case
studies.
Using
geographically
weighted
regression
models
cluster
analysis
measure
spatial
variation
model
coefficients,
we
found
geographic
differences
association
only
Warbler.
predict
amount
each
different
then
land
change,
projected
that:
1)
populations
would
decrease
Alberta
but
increase
Nova
Scotia;
2)
most
run
Quebec,
New
Brunswick,
Scotia,
except
Ontario.
By
comparing
results
prioritization
exercises,
our
can
be
way
that
incorporates
land-use
projections.
bioRxiv (Cold Spring Harbor Laboratory),
Год журнала:
2024,
Номер
unknown
Опубликована: Фев. 22, 2024
Abstract
The
2023
wildfire
season
in
Québec
set
records
due
to
extreme
warm
and
dry
conditions,
burning
4.5
million
hectares
indicating
persistent
escalating
impacts
associated
with
climate
change.
study
reviews
the
unusual
weather
conditions
that
led
fires,
discussing
their
extensive
on
forest
sector,
fire
management,
boreal
caribou
habitats,
particularly
profound
effects
First
Nation
communities.
wildfires
significant
declines
productivity
timber
supply,
overwhelming
management
resources,
necessitating
widespread
evacuations.
territories
were
dramatically
altered,
facing
severe
air
quality
issues
disruptions.
While
modest
across
province,
broader
ecological,
economical,
social
repercussions
considerable.
To
mitigate
future
seasons,
suggests
changes
practices
increase
resilience
resistance,
adapting
industrial
structures
new
supplies,
enhancing
suppression
risk
strategies.
It
calls
for
a
comprehensive,
unified
approach
incorporates
lessons
from
accounts
ongoing
underscores
urgent
need
detailed
planning
proactive
measures
reduce
growing
risks
of
changing
climate.
Ecological Applications,
Год журнала:
2024,
Номер
34(4)
Опубликована: Апрель 17, 2024
Abstract
Habitat
loss
is
affecting
many
species,
including
the
southern
mountain
caribou
(
Rangifer
tarandus
)
population
in
western
North
America.
Over
last
half
century,
this
threatened
population's
range
and
abundance
have
dramatically
contracted.
An
integrated
model
was
used
to
analyze
51
years
(1973–2023)
of
demographic
data
from
40
subpopulations
assess
effectiveness
population‐based
recovery
actions
at
increasing
growth.
Reducing
potential
limiting
factors
on
populations
offered
a
rare
opportunity
identify
causes
decline
methods
recovery.
Southern
declined
by
51%
between
1991
2023,
37%
were
functionally
extirpated.
Wolf
reduction
only
action
that
consistently
increased
growth
when
applied
isolation,
combinations
wolf
reductions
with
maternal
penning
or
supplemental
feeding
provided
rapid
but
four
subpopulations.
As
52%,
compared
simulation
no
interventions.
When
predation
pressure
reduced,
observed,
even
under
contemporary
climate
change
high
levels
habitat
loss.
Unless
will
continue
be
extirpated
well
before
conservation
restoration
can
become
effective.
Ecological Informatics,
Год журнала:
2024,
Номер
82, С. 102720 - 102720
Опубликована: Июль 11, 2024
Arable
land
is
shrinking,
and
the
ecological
strain
on
such
growing
daily.
To
ensure
its
sustainability,
uncovering
dynamic
changes
driving
forces
crucial.
We
assessed
arable
footprint
(CEF)
in
Yellow
Huaihai
main
grain-producing
areas
from
2010
to
2020,
employing
productive
analyses.
Additionally,
we
built
a
structural
equation
model
for
per
capita
CEF
area,
incorporating
China's
economic
theory
economic-social-ecological
system
identify
influencing
factors.
Our
findings
indicate
following:
(1)
area
showed
fluctuating
upward
trend
during
2010–2020,
while
carrying
capacity
of
decreased,
resulting
surplus,
except
2017;
(2)
land's
sustainable
pressure
index
increased,
signifying
low
safety
grain
producing
efficiency
indicating
resource
improvements;
(3)
reveals
that
output,
conditions,
socioeconomics,
inputs
all
impact
footprints
respective
order.
results
offer
valuable
insights
securing
national
food
sustainability
preserving
land.
Canadian Journal of Forest Research,
Год журнала:
2023,
Номер
53(8), С. 556 - 578
Опубликована: Март 23, 2023
Regional
analyses
assessing
the
vulnerabilities
of
forest
ecosystems
and
sector
to
climate
change
are
key
considering
heterogeneity
impacts
as
well
fact
that
risks,
opportunities,
adaptation
capacities
might
differ
regionally.
Here
we
provide
Integrated
Assessment
on
Quebec's
forests,
a
work
involved
several
research
teams
focused
commercial
forests
potential
solutions.
Our
showed
will
alter
ecological
processes
within
forests.
These
changes
result
in
important
modifications
landscapes.
Harvest
cumulate
with
effects
further
future
landscapes,
which
also
have
consequences
wildlife
habitats
(including
woodland
caribou
habitat),
avian
biodiversity,
carbon
budget,
variety
landscape
values
for
Indigenous
peoples.
The
be
crucial
mitigate
ecosystem
goods
services
improve
their
resilience.
Moving
forward,
broad
range
measures,
notably
through
reducing
harvest
levels,
should
explored
help
strike
balance
among
social,
ecological,
economic
values.
We
conclude
without
adaptation,
strong
negative
likely
affect
Forests,
Год журнала:
2025,
Номер
16(4), С. 688 - 688
Опубликована: Апрель 16, 2025
Forest
road
networks
are
essential
for
forest
operations
but
significantly
contribute
to
carbon
loss
and
landscape
fragmentation
in
boreal
ecosystems.
This
study
evaluates
the
potential
of
reforesting
unused
roads
enhance
storage
(CS)
Quebec’s
forests.
Four
reforestation
scenarios
were
simulated
using
spatial
data
from
AQréseau+
Ecoforestry
Map
Quebec,
combined
with
CBM-CFS3
model.
These
varied
site
preparation
conditions
species
selection,
including
use
fast-growing
local
species.
Random
(RF)
models
applied
analyze
influence
key
variables
on
CS
dynamics,
focusing
area
years
harvest.
The
covered
approximately
294,000
km2,
temporal
dimension
was
incorporated
by
estimating
construction
dates
roads.
Results
show
that
integrating
soil
(S1I1)
achieved
highest
potential,
up
6.8
million
tons
(Mt)
additional
stored
over
a
40–100
year
period
medium-category
roads,
compared
1.15
without
intervention
(S0I0).
findings
underscore
role
enhancing
within
managed
Future
work
should
prioritize
segments
reforestation,
considering
ecological
benefits,
operational
feasibility,
climate
resilience.
Sustainability,
Год журнала:
2023,
Номер
15(7), С. 6271 - 6271
Опубликована: Апрель 6, 2023
Land
use
changes
caused
by
urban
expansion
have
a
significant
impact
on
regional
ecological
environment
and
biodiversity.
Exploring
the
of
habitat
quality
can
guide
future
sustainable
development
path
conservation
cities.
The
InVEST
model
was
used
to
evaluate
indices
Chengdu
in
three
periods
covering
2000,
2010
2020;
land
intensity
quantitatively
characterize
projection
spatial
structure
then
analyze
quality;
we
proposed
control
zoning
strategy.
results
show
that:
(1)
from
2020,
construction
grew
140.58%,
5.52
times
rate
previous
decade,
as
city
entered
phase
rapid
development;
(2)
center
gravity
moved
“back
center-eastward”
trajectory
shifted
compact
pattern;
(3)
an
important
cause
decline
overall
degradation
trend,
with
distribution
characterized
high
eastern
western
regions
low
central
region;
(4)
showed
negative
correlation.
study
area
dominated
two
clusters:
“high
intensity–low
quality”
“low
intensity–high
quality”.
that
researchers
protect
high-quality
space
cities,
improve
areas
expansion,
green
future.
The
Canadian
boreal
forest
biome
has
been
subjected
to
a
long
history
of
management
for
wood
production.
Here,
we
examined
the
cumulative
impacts
logging
on
older
forests
in
terms
area,
distribution
and
patch
configuration
managed
zones
Eastern
provinces
Ontario
Quebec.
We
also
consequences
these
once
widely
distributed
now
threatened
species,
woodland
caribou
(Rangifer
tarandus
caribou).
area
recently
logged
(since
~1976)
was
14,024,619
ha,
with
8,210,617
ha
Quebec
5,814,002
Ontario.
total
21,249,341
11,840,474
9,408,867
Patch
statistics
revealed
that
there
were
1,085,822
core
patches
<
0.25
an
additional
603,052
1.0
ha.
There
52
>
10,00–50,000
8
50,000
Older
(critical
habitat)
21
local
population
ranges
totalled
6,103,534
among
~387,102
362,933
10
14
median
percentage
disturbed
53.5%,
Charlevoix
having
maximum
(90.3%)
Basse
Côte-Nord
least
(34.9%).
Woodland
suitable
habitats
>35%
are
considered
unable
support
self-sustaining
populations.
found
examined,
3
at
very
high
risk
(>75%
disturbed),
16
(>45
≤
75%
2
low
(≤35%
disturbed).
Major
changes
needed
it
be
ecologically
sustainable,
including
greater
emphasis
protection
restoration
forests,
lower
risks
