PeerJ,
Год журнала:
2024,
Номер
12, С. e18764 - e18764
Опубликована: Дек. 23, 2024
Urbanization
greatly
impacts
both
the
diversity
of
soil
seed
banks
and
spatial
dynamics
species.
These
serve
as
a
window
into
ecological
history
potential
for
recovery
in
urban
wastelands,
which
are
continually
evolving
due
to
urbanization.
In
this
study,
we
selected
24
plots
along
urban-rural
gradients
Shanghai,
China.
Soil
samples
were
collected
from
each
plot
bank
germination
experiment
spring
autumn.
We
tested
whether
density,
species
diversity,
composition
wasteland
varied
an
gradient.
The
results
showed
that
density
was
higher
autumn
than
no
significant
difference
found
gradients.
A
total
74
species,
belonging
26
families
69
genera,
recorded
banks,
annuals
dominant
life
form
autochory
dispersal
model.
proportion
exotic
nearly
40%.
There
is
functional
composition,
excepting
marginal
Shannon-Wiener
index
among
relative
homogeneity
across
may
primarily
be
young
age
wastelands.
Annual Review of Ecology Evolution and Systematics,
Год журнала:
2024,
Номер
55(1), С. 157 - 180
Опубликована: Авг. 2, 2024
The
globalization
of
trade
and
increased
human
mobility
have
facilitated
the
introduction
spread
nonnative
species,
posing
significant
threats
to
biodiversity
well-being.
As
centers
global
populations,
cities
are
foci
for
introduction,
establishment,
species.
We
present
a
synthesis
urban
characteristics
that
drive
biological
invasions
within
across
cities,
focusing
on
four
axes:
(a)
connectivity,
(b)
physical
properties,
(c)
culture
socioeconomics,
(d)
biogeography
climate.
Urban
such
as
connectivity
among
city
size
age,
wealth
emerged
important
drivers
species
diversity
spread,
while
relative
importance
biogeographic
climate
varied
considerably.
Elaborating
how
these
shape
in
is
crucial
designing
implementing
strategies
mitigate
impacts
ecological
systems
Ecological Applications,
Год журнала:
2025,
Номер
35(1)
Опубликована: Янв. 1, 2025
Abstract
Spontaneous
plants,
such
as
weeds,
are
a
key
component
of
urban
flora
that
can
provide
significant
ecological
benefits
like
nutrient
cycling
and
soil
pollutant
removal.
Our
ability
to
fully
harness
these
species
in
restoration
efforts
is
hindered,
however,
due
lack
understanding
their
functional
ecology
under
stressors.
Here,
we
analyzed
the
effects
spatiotemporal
land
dynamics
on
diversity
spontaneous
plants
from
three
life
history
strategies:
colonization,
establishment,
acquisition.
Specifically,
measured
11
traits
54
across
79
sampling
sites
Chongqing,
rapidly
growing
megacity
southwestern
China
with
population
exceeding
16
million.
We
found
colonization‐related
were
uncorrelated
nutrient‐acquisition
traits.
When
controlled
for
richness,
α‐
β‐diversity
showed
clearer
responses
urbanization
varied
by
strategy
development
stage.
plant
assemblages
became
more
functionally
homogeneous
colonization
strategies
within
newly
urbanized
areas
than
historically
developed
areas.
Yet,
establishment
exhibited
neutral
response
urbanization.
findings
reveal
both
challenges
opportunities
utilizing
landscapes,
highlighting
need
consider
temporal
growth
strategies.
Effective
management
should
focus
controlling
high‐dispersal
while
retaining
those
diverse
acquisition
maximize
sustainable
development.
Water,
Год журнала:
2024,
Номер
16(6), С. 882 - 882
Опубликована: Март 19, 2024
The
species-area
relationship
(SAR)
is
a
well-established,
globally
recognized
ecological
pattern,
and
research
on
SAR
has
expanded
to
include
the
phylogenetic
diversity-area
(PDAR).
However,
this
generally
been
limited
terrestrial
systems.
Using
data
freshwater
macroinvertebrates,
log–log
form
of
PDAR
power
models
were
compared
between
Lhasa
River
Niyang
Tibetan
Plateau
in
China.
study
reveals
that
there
significant
difference
slopes
two
rivers,
with
having
considerably
higher
slope.
beta
diversity
calculations
these
basins
support
exhibiting
significantly
numbers
species
greater
total
than
River.
Regarding
replacement,
turnover
component
was
primary
driver
both
rivers.
These
differences
components
mainly
driven
by
dispersal
constraints
because
spatial
distance
had
large
effect
fractions.
In
addition,
nestedness
more
affected
climate
land
cover,
indicating
highland
rivers
are
subject
threats
anthropogenic
disturbance
change.
Therefore,
factors
play
crucial
role
determining
distribution
passively
dispersed
benthic
organisms
as
scale
change
increases
from
local
regional
effects.
Sustainability,
Год журнала:
2023,
Номер
15(15), С. 12045 - 12045
Опубликована: Авг. 7, 2023
Green
space
is
essential
in
urban
areas
to
maintain,
and
improve
human
well-being.
To
better
understand
the
impact
of
environmental
socioeconomic
changes
on
sustainability
tropical
green
landscapes,
work
needed
explore
patterns
plant
diversity
its
drivers
spaces.
We
floristic
based
samples
from
826
functional
units
located
five
cities
coastal
region
China.
Field
surveys
were
conducted
obtain
data
diversity,
land
use
types,
characteristics,
characteristics
within
these
units.
Plant
varied
significantly
among
land-use
with
high-rise
housing,
parks,
universities
exhibiting
higher
diversity.
The
cultivated
species
regional
economy
showed
a
significant
positive
correlation
(β
coefficient
=
0.15,
p-value
<
0.05),
while
an
increase
spontaneously
growing
native
was
linked
building
age
0.12,
0.01;
β
0.13,
0.01).
Management
also
affected
watering
maintenance
frequency
having
association.
Urban
result
combination
multiple
factors,
different
affect
vs.
non-native
Socio-economic
factors
are
primary
driver
patterns,
as
management
determine
what
can
grow
areas.
This
study
has
important
practical
significance
for
policymakers
managers
developing
managing
spaces
more
sustainably.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Июль 31, 2024
With
the
increasing
urban
environmental
problems,
spontaneous
vegetation
has
been
gradually
emphasized
for
high
ecological
value,
whose
distribution
reported
as
strongly
influenced
by
fine-scale
factors.
As
one
of
major
zones
distribution,
riparian
corridors
are
well
suited
research
on
response
plants
to
microhabitats.
Taking
Wenyu
River-North
Canal
in
Beijing
study
site,
we
measured
six
microhabitat
factors,
including
level
maintenance
and
visitor
activity,
canopy
density,
litter
thickness,
distance
water
road,
investigate
their
effects
plant
assemblages.
The
results
showed
that
respond
significantly
habitat
variation,
were
more
responsive
human
disturbance
than
other
Compared
with
diversity
indicators,
functional
trait
compositions
correlated
Under
lower
plants,
communities
had
a
higher
invasion
risk
plants.
Thick
can
impede
occurrence
invasive
species
while
favoring
growth
native
ones.
Our
findings
important
furthering
understanding
community
establishment,
serve
good
reference
management
corridors.
Research Square (Research Square),
Год журнала:
2023,
Номер
unknown
Опубликована: Июнь 30, 2023
Abstract
Sustainable
green
space
is
essential
in
urban
areas
to
maintain
and
improve
human
well-being.
However,
better
understand
the
impact
of
environmental
socioeconomic
changes
on
sustainability
tropical
landscapes,
work
needed
explore
patterns
plant
diversity
its
drivers
spaces.
We
floristic
based
samples
from
826
functional
units
located
five
cities
coastal
region
China.
Field
surveys
were
conducted
obtain
data
diversity,
land
use
types,
characteristics,
characteristics
within
these
units.
Plant
varied
significantly
among
with
high-rise
housing,
parks
universities
exhibiting
higher
diversity.
The
cultivated
plants
regional
economy
showed
significant
positive
correlation,
while
an
increase
spontaneous
native
species
was
linked
building
age.
Management
also
affected
watering
frequency
being
positively
associated
maintenance
frequency.
Urban
result
a
combination
multiple
factors.
Socio-economic
factors
are
primary
driver
as
management
determine
what
can
grow
different
areas.
implications
study
have
important
practical
significance
for
policymakers
managers
development
spaces
more
sustainably.
