CONTEXT
The
agricultural
expansion
and
intensification
modify
the
structure
functioning
of
ecosystems,
which
alter
their
capacity
to
provide
ecosystem
services
(ES).
An
adequate
analysis
these
changes
requires
an
exhaustive
characterization
land
use
cover.
In
Rio
de
La
Plata
Grassland
(RPG),
most
characterizations
are
limited
in
terms
spatial
or
conceptual
resolution
since
they
generally
differentiate
coarse
classes,
such
as
winter
summer
crops
instead
crop
types,
at
more
than
30
meters.
OBJECTIVE
this
work,
we
propose
map
types
cropping
systems
one
productive
areas
RPG
assess
effects
on
services.
METHODS
Combine
remote
sensing
data
based
optical
microwave
sensors
provided
by
Sentinel
1
2
satellites
(10
meters)
systems.
Also,
used
Landsat
8
images
characterize
albedo,
Land
Surface
Temperature
(LST)
evapotranspiration
(ET)
analyze
environmental
impacts
agriculture.
Furthermore,
estimate
NDVI
(a
proxy
primary
production)
Ecosystem
Services
Supply
Index
(ESSI),
a
synoptic
indicator
that
estimates
provision
regulating
ES
related
water
carbon
dynamics
annual
dynamics.
RESULTS
AND
CONCLUSIONS
We
identified
14
with
overall
precision
between
0.85
0.95.
Winter
were
better
crops.
Compared
native
grasslands,
different
generated
increase
albedo
surface
temperature
while
tended
be
higher
had
per
year.
productivity
(NDVI)
supply
(ESSI)
variables
showed
greatest
variability.
Schemes
cover
pastures
would
allow
maintaining
functioning,
suggest
need
preserve
expand
area
covered
production
keep
soil
for
much
SIGNIFICANCE
This
work
allowed
us
evaluate
effect
supply,
information
interest
future
design,
planning
implementation
sustainable
development
schemes.
Ecological Applications,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 5, 2024
Abstract
Climate
and
land‐use
changes
are
contributing
to
impacts
on
global
ecosystem
functioning.
These
effects
particularly
severe
in
areas
undergoing
land
abandonment
extreme
wildfire
events,
such
as
the
Mediterranean
regions
of
Iberian
Peninsula.
Previous
studies
have
evaluated
management
fire
mitigation
biodiversity
(species
distribution
species
richness),
but
how
strategies
influence
functional
diversity
remains
unexplored.
This
study
investigates
alternative
land‐fire
may
affect
diversity.
We
modeled
for
2050
Transboundary
Biosphere
Reserve
Gerês‐Xurés
(Portugal‐Spain).
Land‐use
scenarios
simulated
processes
(“business‐as‐usual”—BAU)
implementation
EU
rural
policies
(“high
nature
value
farmlands”—HNVf),
were
combined
with
three
suppression
levels.
Species
models
(102
vertebrates)
projected
each
scenario,
indices
consequently
calculated.
The
highest
richness
was
predicted
BAU
scenarios,
probably
representing
benefits
unique
that
deliver
singular
functions.
HNVf
provided
divergence,
indicating
a
high
niche
differentiation
low
resource
competition
amongst
agricultural
communities.
most
beneficial
scenario
functioning,
while
did
not
Despite
proneness
burn
our
area
firefighting
its
regime,
expected
greater
than
findings
suggest
different
facets
will
be
unevenly
influenced
by
fire–landscape
dynamics
driven
implemented
upcoming
decades.
Remote Sensing,
Год журнала:
2024,
Номер
16(24), С. 4738 - 4738
Опубликована: Дек. 19, 2024
The
assessment
of
fire
effects
in
Aleppo
pine
forests
is
crucial
for
guiding
the
recovery
burnt
areas.
This
study
presents
a
methodology
using
UAV-LiDAR
data
to
quantify
malleability
and
elasticity
four
areas
(1970,
1995,
2008
2015)
through
statistical
analysis
different
metrics
related
height
structure
diversity
(Height
mean,
99th
percentile
Coefficient
Variation),
coverage,
relative
shape
distribution
strata
(Canopy
Cover,
Canopy
Relief
Ratio
Strata
Percent
Coverage),
canopy
complexity
(Profile
Area
Profile
Change).
In
general
terms,
decreases
over
time
forest
ecosystems
that
have
been
affected
by
wildfires,
whereas
higher
than
what
has
determined
previous
studies.
However,
particular
specificity
detected
from
1995
fire,
so
we
can
assume
there
are
other
situational
factors
may
be
affecting
ecosystem
resilience.
LiDAR
uni-temporal
sampling
between
sectors
control
aids
used
understand
community
resilience
identify
stages
P.
halepensis
forests.
CONTEXT
The
agricultural
expansion
and
intensification
modify
the
structure
functioning
of
ecosystems,
which
alter
their
capacity
to
provide
ecosystem
services
(ES).
An
adequate
analysis
these
changes
requires
an
exhaustive
characterization
land
use
cover.
In
Rio
de
La
Plata
Grassland
(RPG),
most
characterizations
are
limited
in
terms
spatial
or
conceptual
resolution
since
they
generally
differentiate
coarse
classes,
such
as
winter
summer
crops
instead
crop
types,
at
more
than
30
meters.
OBJECTIVE
this
work,
we
propose
map
types
cropping
systems
one
productive
areas
RPG
assess
effects
on
services.
METHODS
Combine
remote
sensing
data
based
optical
microwave
sensors
provided
by
Sentinel
1
2
satellites
(10
meters)
systems.
Also,
used
Landsat
8
images
characterize
albedo,
Land
Surface
Temperature
(LST)
evapotranspiration
(ET)
analyze
environmental
impacts
agriculture.
Furthermore,
estimate
NDVI
(a
proxy
primary
production)
Ecosystem
Services
Supply
Index
(ESSI),
a
synoptic
indicator
that
estimates
provision
regulating
ES
related
water
carbon
dynamics
annual
dynamics.
RESULTS
AND
CONCLUSIONS
We
identified
14
with
overall
precision
between
0.85
0.95.
Winter
were
better
crops.
Compared
native
grasslands,
different
generated
increase
albedo
surface
temperature
while
tended
be
higher
had
per
year.
productivity
(NDVI)
supply
(ESSI)
variables
showed
greatest
variability.
Schemes
cover
pastures
would
allow
maintaining
functioning,
suggest
need
preserve
expand
area
covered
production
keep
soil
for
much
SIGNIFICANCE
This
work
allowed
us
evaluate
effect
supply,
information
interest
future
design,
planning
implementation
sustainable
development
schemes.