Pesquisa Agropecuária Brasileira,
Год журнала:
2024,
Номер
59
Опубликована: Янв. 1, 2024
Resumo
As
áreas
de
reserva
legal
(ARLs)
são
parte
fundamental
da
estratégia
brasileira
conservação,
juntamente
com
as
preservação
permanente.
ARLs
destinadas
à
manutenção
biodiversidade
e
podem
ser
manejadas
forma
sustentável.
Quando
essas
abrigam
ecossistemas
dependentes
fogo
pastejo,
como
os
campos
nativos
savanas,
devem
adotadas
práticas
manejo
adequadas
sua
conservação
ao
enfrentamento
dos
efeitos
das
mudanças
climáticas
globais.
No
entanto,
esse
assunto
ainda
é
pouco
discutido
no
Brasil,
políticas
públicas
não
claras
a
respeito.
Este
artigo
revisão
descreve
campestres
savânicos
aspectos
legais
relacionados
o
ARLs,
cenários
climáticos
atuais
futuros,
relação
entre
clima
risco
incêndios.
Também
apresenta
uma
sobre
uso
do
pastejo
em
savânicos,
desafios
relativos
aplicação
nas
geotecnologias
monitoramento
destas
práticas.
Conclui-se
que
fogo,
instrumentos
manejo,
adequados
às
funções
desde
praticados
segundo
normas
cientificamente
embasadas
para
evitar
negativos
seu
equivocado.
Humanities and Social Sciences Communications,
Год журнала:
2024,
Номер
11(1)
Опубликована: Фев. 3, 2024
Abstract
Artificial
Intelligence
(AI)-driven
language
models
(chatbots)
progressively
accelerate
the
collection
and
translation
of
environmental
evidence
that
could
be
used
to
inform
planetary
conservation
plans
strategies.
Yet,
consequences
chatbot-generated
content
have
never
been
globally
assessed.
Drawing
on
distributive,
recognition,
procedural,
epistemic
dimensions
justice,
we
interviewed
analysed
30,000
responses
from
ChatGPT
ecological
restoration
expertise,
stakeholder
engagements,
techniques.
Our
results
show
more
than
two-thirds
chatbot’s
answers
rely
expertise
male
academics
working
at
universities
in
United
States,
while
largely
ignoring
low-
lower-middle-income
countries
(7%)
Indigenous
community
experiences
(2%).
A
focus
planting
reforestation
techniques
(69%)
underpins
optimistic
outcomes
(60%),
neglecting
holistic
technical
approaches
consider
non-forest
ecosystems
(25%)
non-tree
species
(8%).
This
analysis
highlights
how
biases
AI-driven
knowledge
production
can
reinforce
Western
science,
overlooking
diverse
sources
perspectives
regarding
research
practices.
In
fast-paced
domain
generative
AI,
safeguard
mechanisms
are
needed
ensure
these
expanding
chatbot
developments
incorporate
just
principles
addressing
pace
scale
worldwide
crisis.
Journal of Biogeography,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 20, 2025
ABSTRACT
Aim
Land
use
and
land
cover
(LULC)
change
is
the
main
driver
of
biodiversity
loss,
causing
habitat
loss
fragmentation
that
hinders
species
movement
negatively
impacts
populations.
While
fragments
are
structurally
disconnected,
functional
connectivity
can
still
occur
depending
on
species'
dispersal
abilities.
Incorporating
landscape
into
restoration
planning
helps
identify
strategic
areas
significantly
enhancing
connectivity.
Here,
we
present
an
unprecedented,
nationwide
continuous
spatial
layer
representing
each
restorable
pixel's
contribution
to
connectivity,
using
Brazil
as
a
case
study.
Location
Brazil.
Methods
We
performed
dynamic
pixel‐based
analysis
across
Brazilian
biome
assess
potential
increases
in
Integral
Index
Connectivity
(IIC)
resulting
from
restoring
pixel
landscape.
For
that,
defined
hypothetical
with
medium,
high
very
abilities
calculated
IIC
for
different
natural
LULC
biome.
Then,
ran
Results
Our
dataset
represents
relative
landscape,
considering
all
Since
assessing
contributions
individual
pixels
overall
most
values
expectedly
low.
However,
highest
show
stand‐alone
biome‐wide
thus
were
interpreted
priorities
restoration.
Notably,
nested
regions
restoration,
trend
higher
priority
rankings
(e.g.,
top
5%
important
regions)
being
surrounded
by
subsequent
priorities.
Main
Conclusions
study
first
evaluate
impact
efforts
biomes.
identified
within
biome,
providing
valuable
information
guide
decision‐making
policy
implementation.
The
innovative
used
be
replicated
other
regions,
aiming
make
more
efficient.
Journal of Ecology,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 20, 2025
Abstract
Forests
and
grasslands
often
occur
side
by
in
the
landscape,
forming
a
complex
mosaic
system
with
contrasting
environmental
conditions,
maintained
different
fire‐vegetation
stabilising
feedbacks.
Woody
species
that
along
this
sharp
gradient
must
adopt
viable
ecological
strategies
to
deal
environments
of
these
ecosystems.
For
this,
plants
are
challenged
efficiently
coordinate
functioning
strategy
dimensions
above‐
below‐ground.
We
tested
hypotheses
related
structural
changes
vegetation
associated
shifts
community‐level
trait
patterns
during
woody
plant
encroachment.
surveyed
60
permanent
plots
forest‐grassland
mosaics
at
two
times
(2012–2022)
obtain
data
on
structure,
composition,
abundance
after
10
years
without
disturbance,
capturing
from
open
plant‐encroached
closed
forests.
An
integrated
functional
approach
was
used
assess
variation,
including
below‐ground
traits,
representing
whole‐plant,
leaf,
stem
root
strategies.
encroachment
led
substantial
increase
density
former
grasslands,
transforming
their
structure
resemble
young
Interestingly,
we
found
clear
trade‐offs
between
traits
among
species.
On
one
hand,
occurring
grassland
had
conservative
leaves,
for
protection
against
high
solar
incidence,
physical
damage
drought,
roots
‘do‐it‐yourself’
strategy,
which
ensures
efficiency
acquisition
nutrients
water
nutrient‐limited
soils,
thick
bark
fire
resistance.
other
forest
were
usually
taller
acquisitive
indicating
highly
competitive
ability
light‐limited
forests,
whereas
an
‘outsourcing’
resource
uptake
mycorrhizal
fungi
nutrient‐rich
soils
Synthesis:
advanced
current
understanding
showing
underlying
trait‐based
enable
transition
through
space
time.
Importantly,
have
shown
how
important
explaining
strategies,
negative
covariance
Our
integrative
will
be
helpful
better
managing
southern
Brazil
analogous
patchy
ecosystems
around
world.
Restoration Ecology,
Год журнала:
2023,
Номер
31(5)
Опубликована: Май 11, 2023
In
times
of
unprecedented
climate
change,
ecological
restoration
efforts
have
a
strong
focus
on
forests
for
the
purpose
carbon
sequestration.
Grasslands,
in
contrast,
remain
relatively
neglected
global
policies.
Concurrently,
we
are
midst
biodiversity
crisis—it
is
estimated
that
1
million
species
globally
threatened
with
extinction.
Here,
present
analyses
from
central
Europe
and
southern
Brazil
show
majority
our
endangered
plant
fact
found
open
ecosystems.
Using
Germany
as
an
example,
could
reduce
extinction
risk
by
up
to
82%
if
restore
open,
grassy
This
also
holds
true
Brazil,
where
grassland
constitute
single
largest
share
species,
but
ecosystems
continue
be
systematically
We
further
expand
argument
include
role
can
play
mitigating
change.
posit
ramping
may
not
only
best
bet
bend
curve
loss,
it
will
make
critical
contribution
resilience
dynamic
decades
come.
It
time
receive
higher
priority
policy.
Environmental Development,
Год журнала:
2024,
Номер
51, С. 101017 - 101017
Опубликована: Июнь 7, 2024
Emerging
global
production
networks
innovate
the
supply
of
restoration
products
and
services
to
reverse
degraded
ecosystems
globally.
Yet,
savanna
interventions
often
neglect
diverse
plant
life
forms
planting
techniques
in
implementing
large-scale
pledges.
Drawing
on
network
analysis,
we
examine
how
configuration
practices
Brazil
influences
decision-making
processes
outcomes.
Our
assessment
a
case
study
Central
reveals
myriad
forces
affecting
interconnections
between
institutional
drivers,
markets,
systems
for
actions
across
multiple
scales.
Prevailing
policies
regulations
disregard
expertise,
economic
strategies,
socio-cultural
perspectives
when
setting
priorities
incentives.
While
identify
different
buyers
influencing
market
demands
meet
mandatory
or
voluntary
environmental
compliance,
wide
range
suppliers
remakes
according
regional
contexts.
The
experiences
community-led
material
showcase
collective
organization
that
enables
situated
socio-technical
innovations
link
high
diversity
non-tree
species
with
livelihood
This
contributes
revealing
drivers
markets
assert
political
authority
commercial
objectives
multifaceted
decisions,
while
community
partnerships
catalyze
place-based
innovations.
ABSTRACT
Grasslands
are
often
mis‐defined,
mainly
due
to
the
legacy
of
colonial
narratives
in
several
regions,
which
have
described
them
as
deforested,
unproductive
or
wastelands.
They
been
largely
ignored
global
conservation
and
protection
policies,
leading
increased
exploitation.
Although
there
is
much
accumulated
evidence
on
ecosystem
services
that
grasslands
provide,
Uruguay,
this
still
neglected
parts
society
for
most
sustainability
policies.
Twenty
percent
Uruguayan
replaced
by
other
land
uses
(crops
forestry)
recent
decades.
Nevertheless,
large
areas
natural
remain
their
preservation
crucial.
The
aim
work
was
show
value
through
a
brief
review
history
multiple
assets
(i.e.,
biodiversity,
services,
cultural
identity
economic
activities).
We
also
outline
some
advances
public
policy
initiatives,
but
emphasise
such
policies
critically
underdeveloped
terms
conservation,
threatening
existence
Uruguay
future
generations.
SOIL,
Год журнала:
2025,
Номер
11(1), С. 193 - 198
Опубликована: Фев. 6, 2025
Abstract.
In
this
article,
we
make
comments
on
some
methodological
issues
and
the
general
approach
of
paper
“Back
to
future?
Conservative
grassland
management
can
preserve
soil
health
in
changing
landscapes
Uruguay”
(Säumel
et
al.,
2023).
We
have
identified
several
design
problems
aforementioned
article
that
may
induce
potential
misinterpretations.
First,
our
concerns
are
related
aspects
study
methodology
that,
opinion,
introduce
biases
critical
errors.
Second,
concerned
about
possible
interpretations
with
respect
policies
development
non-tariff
barriers
for
South
American
countries.