The Science of The Total Environment,
Journal Year:
2023,
Volume and Issue:
867, P. 161403 - 161403
Published: Jan. 5, 2023
A
large
number
of
individual
studies
and
meta-analyses
have
shown
that
microplastics
(MPs)
affect
soil
ecosystems.
However,
the
effects
different
concentrations
types
MPs
on
ecosystem
are
still
unclear.
Here,
a
comprehensive
meta-analysis
was
performed
to
examine
responses
19
variables,
associated
with
properties,
microbes,
enzymes,
fauna,
MPs,
based
114
peer-reviewed
studies.
The
results
showed
addition
significantly
reduced
organic
carbon
(SOC),
total
nitrogen
(TN),
NH4+-N,
pH,
diversity
bacteria,
increased
dissolved
(DOC),
fungi
enzyme
activities,
especially
enzymes
related
biogeochemical
cycle.
We
further
discussed
exerted
negative
including
survival,
growth,
reproduction,
concentration
rather
than
type,
biggest
driving
factor
causing
toxicity
affecting
animals.
More
importantly,
were
main
DOC,
TN,
NO3--N,
phosphorus
(TP),
available
(AP),
fungi,
whereas
factors
reflected
in
SOC,
activities.
This
study
aimed
evaluate
response
ecosystems
largest
for
MPs.
Environmental Science & Technology,
Journal Year:
2024,
Volume and Issue:
58(13), P. 5821 - 5831
Published: Feb. 28, 2024
Microplastics
(MPs)
contamination
presents
a
significant
global
environmental
challenge,
with
its
potential
to
influence
soil
carbon
(C)
dynamics
being
crucial
aspect
for
understanding
C
changes
and
cycling.
This
meta-analysis
synthesizes
data
from
110
peer-reviewed
publications
elucidate
the
directional,
magnitude,
driving
effects
of
MPs
exposure
on
globally.
We
evaluated
impacts
characteristics
(including
type,
biodegradability,
size,
concentration),
properties
(initial
pH
organic
[SOC]),
experimental
conditions
(such
as
duration
plant
presence)
various
components.
Key
findings
included
promotion
SOC,
dissolved
C,
microbial
biomass
root
following
addition
soils,
while
net
photosynthetic
rate
was
reduced.
No
were
observed
respiration
shoot
biomass.
The
study
highlights
that
concentration,
along
other
attributes,
critically
influences
responses.
Our
results
demonstrate
both
nature
environment
interact
shape
cycling,
providing
comprehensive
insights
guiding
strategies
mitigating
impact
MPs.
