Contrasting and altitude‐specific temporal trends in functional, phylogenetic, and species diversity in Austrian butterfly communities
Oikos,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 17, 2025
Climate
change
and
anthropogenic
alteration
of
landscapes
negatively
impact
the
abundance
species
diversity
plant
animal
communities
worldwide.
Much
less
is
known
about
effects
on
phylogenetic
community
functioning.
Here
we
use
long‐term
butterfly
data
(1980–2022)
from
Austrian
Alps
along
an
elevation
gradient.
We
assessed
how
adjust
structures
functionality
to
increasing
temperatures,
these
changes
are
linked
trait
expression
Species
decreased
at
low
intermediate
altitudes,
increased
high
ones.
Functional
was
lower
than
expected
by
a
random
model
altitudes
with
time
high,
but
not
altitudes.
Phylogenetic
did
show
significant
temporal
trends
altitude,
Multifunctionality
significantly
correlated
functional
diversity,
diversity.
argue
that
ongoing
homogenisation
Alpine
strongly
affects
species,
The
assessment
richness
alone,
as
provided
common
surveys,
might
give
false
impression
state
insect
in
course
climate
change.
directions
faunal
heavily
depend
altitude
therefore
specific
climatic
conditions.
Higher
face
decreasing
multifunctionality
despite
due
induced
altitudinal
up‐hill
shifts
many
species.
conclude
studies
series
should
include
besides
being
focused
endangerment.
Red
lists
be
extended
categories
importance
distinctness.
Язык: Английский
Spatiotemporal evolution of ecological environment quality and its drivers in the Helan Mountain, China
Journal of Arid Land,
Год журнала:
2025,
Номер
17(2), С. 224 - 244
Опубликована: Фев. 1, 2025
Язык: Английский
Contrasting ecological mechanisms mediate the impact of land conversion on ecosystem multifunctionality
Functional Ecology,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 3, 2025
Abstract
Land
use/cover
(LULC)
changes
have
unequivocally
affected
biodiversity
and
ecosystem
functioning,
with
enormous
repercussions
for
human
well‐being.
However,
the
mechanistic
ecological
mechanisms
underlying
impact
of
land
conversion
on
multifunctionality
(EMF)
remain
insufficiently
examined
from
perspective
multiple
attributes
in
dryland
regions
increasing
deforestation
rates.
We
investigated
how
natural
forests
savannas
to
agroforestry
parklands
alters
relationships
between
(taxonomic,
functional,
phylogenetic
structural)
EMF,
while
accounting
effects
environmental
factors
landscapes
Benin.
used
forest
inventory
data
145
plots
spanning
forests,
assessed
implications
three
scenarios.
quantified
EMF
using
eight
functions
that
are
central
primary
productivity
nutrient
cycling.
found
was
positively
related
solely
structural
diversity
forests.
The
decreased
both
directly
indirectly.
indirect
were
mediated
by
two
contrasting
effects.
When
converted
through
savannas,
driven
shifts
functional
composition
towards
dominance
species
acquisitive
traits.
In
contrast,
reduction
explained
when
parklands.
aridity
index
soil
texture
influenced
attributes,
but
not
EMF.
present
study
provides
evidence
biodiversity–EMF
relationship
is
dependent
LULC
type
evident
only
diversity,
thereby
emphasizing
importance
enhancing
promoting
Our
findings
also
demonstrate
weakened
biotic
homogenization
resulting
biodiversity‐related
mechanisms,
including
loss
resource‐use
strategy.
Read
free
Plain
Language
Summary
this
article
Journal
blog.
Язык: Английский
Driving factors of plant and soil properties on ecosystem multifunctionality vary among grassland types in the Qinghai-Tibetan Plateau
Zeying Yao,
Meng‐ai Hu,
Lina Shi
и другие.
Plant and Soil,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 24, 2025
Язык: Английский
Elevation gradient effects on grassland species diversity and phylogenetic in the two-river source forest region of the Altai Mountains, Xinjiang, China
Frontiers in Plant Science,
Год журнала:
2025,
Номер
16
Опубликована: Фев. 4, 2025
Altitude,
as
a
key
environmental
factor,
shapes
the
spatial
patterns
of
species
diversity,
phylogenetic
and
community
structure.
Studying
grassland
diversity
structure
along
altitudinal
gradients
helps
clarify
how
altitude-driven
changes
influence
assembly,
reveal
vertical
in
formation.
This
study
examines
grasslands
at
1300–2500
m
elevation
Two-River
Source
Forest
Area,
Altai
Mountains,
Xinjiang.
Six
(200
intervals)
were
surveyed
with
90
quadrats,
documenting
characteristics
data.
The
analyzes
composition,
phylogeny
across
different
explores
their
relationships
factors.
results
indicate
that
composition
is
dominated
by
from
Poaceae,
Rosaceae,
Asteraceae
families,
Poa
annua
(annual
bluegrass)
being
dominant
within
Poaceae.
gradient
exhibits
bimodal
trend,
an
initial
increase,
followed
decrease,
another
finally
decline
rises.
In
contrast,
shows
unimodal
pattern,
characterized
increase
increasing
elevation.
Although
did
not
exhibit
significant
trend
transitioning
divergence
to
clustering
gradient,
overall
pattern
communities
tended
toward
clustering.
Further
analysis
reveals
correlations
between
factors
such
temperature,
precipitation,
forest
cover,
soil
moisture.
However,
no
found
have
correlation
indices.
Язык: Английский
Root exudates regulate soil antibiotic resistance genes via rhizosphere microbes under long-term fertilization
Xiujing Guan,
Yuhui Li,
Yanying Yang
и другие.
Environment International,
Год журнала:
2024,
Номер
195, С. 109180 - 109180
Опубликована: Дек. 11, 2024
Organic
fertilizer
application
promotes
the
prevalence
of
antibiotic
resistance
genes
(ARGs),
yet
factors
driving
temporal
differences
in
ARG
abundance
under
long-term
organic
remain
unclear.
This
study
investigated
dynamics
diversity
and
both
bulk
rhizosphere
soils
over
17
years
(2003-2019),
explored
microbial
evolution
strategies,
hosts
succession
influence
root
exudates
on
ARGs
regulation.
The
results
showed
that
soil
was
lower
than
fertilization,
exhibited
a
decrease
then
remained
stable
time.
There
strong
association
between
host
bacteria
dominant
(p
<
0.05).
Structural
equations
demonstrated
bacterial
community
had
most
pronounced
0.05),
metabolites
an
important
mediation
effect
thereby
impacting
ARGs.
metabolome
analysis
evidenced
significant
correlations
were
found
defensive
like,
luteolin-7-glucoside
negatively
correlated
with
tetA(58).
These
findings
provide
deeper
insights
into
identify
critical
colonization
soils,
providing
support
for
controlling
spread
agriculture
soils.
Язык: Английский