Remote Sensing,
Journal Year:
2024,
Volume and Issue:
16(10), P. 1718 - 1718
Published: May 13, 2024
The
modification
of
fire
regimes
and
their
impact
on
vegetation
recovery,
soil
properties,
fuel
structure
are
current
key
research
areas
that
attempt
to
identify
the
thresholds
vegetation’s
susceptibility
wildfires.
This
study
aimed
evaluate
vulnerability
Mediterranean
pine
forests
(Pinus
halepensis
Mill.
Pinus
pinaster
Aiton)
wildfires,
analyzing
two
major
forest
fires
occurred
in
Yeste
(Spain)
1994
2017,
affecting
over
14,000
3200
hectares,
respectively.
Four
recovery
regions
were
identified
based
severity—calculated
using
delta
Normalized
Burn
Ratio
(dNBR)
index—and
recurrence:
with
high
severity
2017
but
not
(UB94-HS17),
(HS94-UB17),
both
(HS94-HS17),
unaffected
by
either
(UB94-UB17).
analysis
focused
examining
patterns
three
spectral
indices—the
Difference
Vegetation
Index
(NDVI),
Moisture
(NDMI),
(NBR)—using
Google
Earth
Engine
platform
from
1990
2023.
Additionally,
Relative
Recovery
Indicator
(RRI),
Eighty
Percent
(R80P),
Year-on-Year
average
(YrYr)
metrics
computed
assess
rates
region.
These
indices
showed
similar
dynamic
responses
fire.
However,
Mann–Kendall
unit
root
statistical
tests
revealed
NDVI
NDMI
exhibited
distinct
trends,
particularly
recurrence
(HS94-HS17).
outperformed
NBR
distinguishing
variations
among
regions.
results
suggest
accelerated
regrowth
short
term.
Capacity
After
Fire
(VRAF)
index
values
low
moderate,
while
Vulnerability
(V2FIRE)
medium
across
all
findings
enhance
our
understanding
how
recovers
vulnerable
it
is
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: Aug. 20, 2024
Abstract
The
2023
wildfire
season
in
Canada
was
unprecedented
its
scale
and
intensity,
spanning
from
mid-April
to
late
October
across
much
of
the
forested
regions
Canada.
Here,
we
summarize
main
causes
impacts
this
exceptional
season.
record-breaking
total
area
burned
(~15
Mha)
can
be
attributed
several
environmental
factors
that
converged
early
season:
snowmelt,
multiannual
drought
conditions
western
Canada,
rapid
transition
eastern
Anthropogenic
climate
change
enabled
sustained
extreme
fire
weather
conditions,
as
mean
May–October
temperature
over
2.2
°C
warmer
than
1991–2020
average.
were
profound
with
more
200
communities
evacuated,
millions
exposed
hazardous
air
quality
smoke,
unmatched
demands
on
fire-fighting
resources.
not
only
set
new
records,
but
highlights
increasing
challenges
posed
by
wildfires
Philosophical Transactions of the Royal Society B Biological Sciences,
Journal Year:
2025,
Volume and Issue:
380(1924)
Published: April 1, 2025
Fire
increasingly
conflicts
with
the
built
environment.
The
wildland–urban
interface
(WUI)
describes
areas
where
vegetation
near
environment
increases
wildfire
hazard.
In
United
States,
attention
concentrates
on
WUI
in
forested
areas,
but
human
populations
are
extending
into
rangelands.
combination
of
expansion
and
woody
plant
encroachment
might
present
novel
challenges
to
management,
especially
given
rural
nature
rangelands
US,
which
extends
response
time
emergency
services.
We
use
publicly
available
data
describe
abundance,
distribution,
type
overall
risk
Most
US
Interior
West
(54%)
occurs
rangeland:
majority
is
rangeland
4.3%
that—over
1
million
km
2
—is
WUI.
rural:
59%
further
than
10
from
town
tribal
even
more
remote.
Rangeland
approximately
twice
as
likely
be
degraded
by
non-WUI
rangeland,
suggesting
that
conventional
fire
suppression
tactics
for
fuels
insufficient
or
unsafe.
Greater
awareness
help
leverage
community-level
adaptive
capacity
against
protecting
lives
property
beyond
urban/peri-urban
zones.
This
article
part
theme
issue
‘Novel
regimes
under
climate
changes
influences:
impacts,
ecosystem
responses
feedbacks’.
Science Advances,
Journal Year:
2023,
Volume and Issue:
9(38)
Published: Sept. 20, 2023
Understanding
of
the
vulnerability
populations
exposed
to
wildfires
is
limited.
We
used
an
index
from
U.S.
Centers
for
Disease
Control
and
Prevention
assess
social
wildfire
2000-2021
in
California,
Oregon,
Washington,
which
accounted
90%
exposures
western
United
States.
The
number
people
fire
2000-2010
2011-2021
increased
substantially,
with
largest
increase,
nearly
250%,
high
vulnerability.
In
Oregon
a
higher
percentage
were
highly
vulnerable
(>40%)
than
California
(~8%).
Increased
burned
areas
was
primary
contributor
exposure
whereas
encroachment
on
Washington.
Our
results
emphasize
importance
integrating
at-risk
mitigation
adaptation
plans.
