Plant and saproxylic beetle dynamics during succession in lowland temperate broadleaf forests reveal only short periods of increased diversity
Biological Conservation,
Год журнала:
2025,
Номер
308, С. 111258 - 111258
Опубликована: Май 19, 2025
Язык: Английский
Multiscale Effects of Slash-and-Burn Agriculture Across the Tropics: Implications for the Sustainability of an Ancestral Agroecosystem
Sustainability,
Год журнала:
2024,
Номер
16(22), С. 9994 - 9994
Опубликована: Ноя. 16, 2024
Slash-and-burn
agriculture
(SBA)
is
critical
to
maintaining
rural
peoples’
livelihoods.
Yet,
it
causes
environmental
degradations
that
challenge
its
sustainability.
Such
are
often
underestimated,
as
they
usually
assessed
at
the
local
(stand)
scale,
overlooking
larger-scale
impacts.
Here,
we
drew
upon
existing
SBA
and
landscape
ecology
knowledge
assess
multiscale
abiotic
biotic
effects
of
SBA.
This
agroecosystem
involves
four
stages
(slashing
vegetation,
burning
farming,
forest
recovery)
but
research
biased
towards
impacts,
especially
during
recovery.
Despite
importance
for
key
(e.g.,
soil
fertility)
species
richness)
attribute
recovery,
this
stage
typically
too
short
(<10
years)
compensate
degradation
caused
by
previous
stages.
Successional
theory
suggests
such
compensatory
dynamics
can
promote
sustainability
in
landscapes
dominated
old-growth
forests.
when
loss
exceeds
certain
boundaries,
impacts
may
compromise
conservation
value
ancient
agroecosystem.
We
highlight
should
be
comprehensively
including
landscape-scale
variables
percent
cover)
biodiversity
patterns
processes
where
practiced.
Язык: Английский
Bird assemblages in specialty coffee production landscapes in pre-montane humid subtropical forests
Research Square (Research Square),
Год журнала:
2024,
Номер
unknown
Опубликована: Авг. 28, 2024
Abstract
Coffee-related
agricultural
intensification
affects
bird
species
abundance,
richness,
and
composition
through
habitat
loss
degradation.
Production
of
specialty
coffee
is
expected
to
be
more
sustainable
environmentally
friendly
than
conventional
coffee.
Nevertheless,
not
all
grown
sustainably.
To
evaluate
environmental
sustainability,
we
evaluated
the
assemblages
in
six
coffee-producing
communities
Bolivia’s
pre-montane
subtropical
humid
forest
region.
do
this,
measured
diversity,
generalist
specialist
species,
effect
on
assemblages,
comparing
plots
secondary
as
part
“Nature’s
matrix”.
We
found
significant
differences
abundance
species.
did
find
richness
diversity
Plant
strata,
herbaceous
leaf
cover,
shrub
cover
affected
Our
results
represent
a
first
step
toward
understanding
intricate
relationship
between
biodiversity
production,
highlighting
importance
considering
regional
landscape
characteristics
–
conceived
Nature’s
matrix
when
examining
systems.
Язык: Английский
Landscape forest cover and regional context shape the conservation value of shaded cocoa agroforests for bees and social wasps
Landscape Ecology,
Год журнала:
2024,
Номер
39(12)
Опубликована: Ноя. 20, 2024
The
expansion
of
agricultural
lands
threatens
biodiversity
maintenance
across
the
tropics.
Although
some
agroforestry
systems
may
be
biodiversity-friendly,
their
conservation
value
likely
depends
on
landscape
and
regional
contexts
in
which
they
are
embedded—a
poorly
tested
hypothesis.
We
assessed
shaded
cocoa
agroforests
for
bees
social
wasps,
evaluated
whether
such
remaining
forest
cover
at
and/or
scales.
Using
a
paired
design,
we
compared
α-
(species
number)
β-diversity
each
taxon
between
neighbouring
rainforests
30
landscapes
from
three
regions
with
different
deforestation
levels
Brazilian
Atlantic
Forest.
species
number
ratio
(cocoa/forest)
related
to
landscape-scale
cover,
relationship
differed
among
(interacting
effect).
Cocoa
held
more
bee
wasp
than
forests,
habitats
was
moderate
(bees)
high
(wasps).
Bees'
peaked
intermediate-deforested
region,
decreased
increasing
indicating
that
both
land
uses
shared
forested
landscapes,
especially
high-
regions.
Yet,
varied
only
within
regions,
sharing
low-deforested
region.
Our
findings
highlight
wasps
local
cover.
With
agroforest
being
highly
permeable
matrix
increases
higher
Язык: Английский