Soil & Environmental Health,
Journal Year:
2024,
Volume and Issue:
2(4), P. 100101 - 100101
Published: July 18, 2024
It
is
indisputable
that
microplastics
(MPs)
can
profoundly
alter
nitrogen
transformation
in
soil.
However,
it
remains
poorly
understood
how
MPs
impact
soil
processes.
This
review
systematically
analyzed
literature
published
recent
years
related
to
the
of
on
transformation.
After
reviewing
environmental
behavior
media,
mechanisms
action
and
key
factors
MPs'
effects
are
elucidated.
The
size,
shape,
concentration,
type
significantly
When
enter
soil,
they
affect
habitat
diversity
microorganisms
by
adsorbing
pollutants,
releasing
additives,
altering
physicochemical
characteristics
As
organic
substrates,
directly
microbial
community
structure
promoting
colonization.
Besides,
also
be
toxic
coming
into
direct
contact
with
cell
surfaces.
Microorganisms,
enzymes,
functional
genes
associated
respond
presence
MPs,
thereby
affecting
conversion
process.
At
last,
measures
mitigate
contamination
suggested.
article
highlights
factors,
leading
valuable
insights
microbially-mediated
processes
MP-contaminated
soils.
offers
useful
information
for
determining
regulation
assessing
ecological
risks
soils
contaminated
MPs.
The Science of The Total Environment,
Journal Year:
2024,
Volume and Issue:
924, P. 171435 - 171435
Published: March 2, 2024
The
harmful
effects
of
microplastics
(MPs)
pollution
in
the
soil
ecosystem
have
drawn
global
attention
recent
years.
This
paper
critically
reviews
MPs
on
microbial
diversity
and
functions
relation
to
nutrients
carbon
cycling.
Reports
suggested
that
both
plastisphere
(MP-microbe
consortium)
MP-contaminated
soils
had
distinct
lower
than
non-contaminated
soils.
Alteration
physicochemical
properties
interactions
within
facilitated
enrichment
plastic-degrading
microorganisms,
including
those
involved
(C)
nutrient
conferred
a
significant
increase
relative
abundance
nitrogen
(N)-fixing
phosphorus
(P)-solubilizing
bacteria,
while
decreased
nitrifiers
ammonia
oxidisers.
Depending
types,
increased
bioavailable
N
P
contents
nitrous
oxide
emission
some
instances.
Furthermore,
regulated
functional
activities
owing
combined
toxicity
organic
inorganic
contaminants
derived
from
frequently
encountered
environment.
However,
thorough
understanding
among
other
still
needs
develop.
Since
currently
available
reports
are
mostly
based
short-term
laboratory
experiments,
field
investigations
needed
assess
long-term
impact
(at
environmentally
relevant
concentration)
microorganisms
their
under
different
types
agro-climatic
conditions.
TrAC Trends in Analytical Chemistry,
Journal Year:
2024,
Volume and Issue:
174, P. 117667 - 117667
Published: March 25, 2024
Microplastics
(MPs),
miniscule
plastic
particles
measuring
less
than
5
mm
in
size,
have
become
a
concern
terrestrial
ecosystems,
with
primarily
agricultural
and
wetland
soils
being
the
highest
loadings.
The
adverse
effect
of
MPs
might
lead
to
changes
physicochemical
biological
characteristics
soil
including
properties,
microbial
communities,
plants,
as
well
potential
or
affirmed
correlations
among
them.
Therefore,
understanding
risks
effects
MPs,
particularly
within
soil-plant-microbe
context
is
challenging
subject
substantial
scientific
inquiry.
This
comprehensive
review
focused
on
rhizosphere
plant-microbe
symbiotic
relationships,
implications
for
plant
growth
ecosystem-level
nutrient
fluxes.
alter
community
composition,
enzymatic
activities
rhizosphere,
influencing
availability
uptake
by
plants.
These
can
disrupt
interactions,
such
mycorrhizal
associations
nitrogen-fixing
symbioses,
ultimately
impacting
cycling
nutrients
ecosystems.
Furthermore,
we
elaborate
relationships
carrying
Future
research
directions
solutions
microplastics
menace
acknowledging
combined
other
contaminants,
advanced
technologies
identification
quantification,
engineering
remediation.
knowledge
MPs-induced
impacts
interactions
essential
generate
mitigating
actions
environmental
management
conservation.
Global Change Biology,
Journal Year:
2024,
Volume and Issue:
30(7)
Published: July 1, 2024
Abstract
Microplastic
(MP)
pollution
likely
affects
global
soil
carbon
(C)
dynamics,
yet
it
remains
uncertain
how
and
to
what
extent
MP
influences
respiration.
Here,
we
report
on
a
meta‐analysis
determine
the
effects
of
microbiome
CO
2
emission.
We
found
that
significantly
increased
contents
organic
C
(SOC)
(21%)
dissolved
(DOC)
(12%),
activity
fluorescein
diacetate
hydrolase
(FDAse)
(10%),
microbial
biomass
(17%),
but
led
decrease
in
diversity
(3%).
In
particular,
increases
components
further
promote
emission
(25%)
from
soil,
with
much
higher
effect
MPs
these
emissions
than
biomass.
The
could
be
attributed
opposite
vs.
diversity,
as
accumulation
recruited
some
functionally
important
bacteria
provided
additional
substrates
for
specific
heterotrophic
microorganisms,
while
inhibiting
growth
autotrophic
taxa
(e.g.,
Chloroflexi
,
Cyanobacteria
).
This
study
reveals
can
increase
by
causing
shifts
microbiome.
These
results
underscore
potential
importance
plastic
terrestrial
fluxes,
thus
climate
feedbacks.
Materials,
Journal Year:
2023,
Volume and Issue:
17(1), P. 173 - 173
Published: Dec. 28, 2023
Plastics
have
recently
become
an
indispensable
part
of
everyone's
daily
life
due
to
their
versatility,
durability,
light
weight,
and
low
production
costs.
The
increasing
use
plastics
poses
great
environmental
problems
incomplete
utilization,
a
very
long
period
biodegradation,
negative
impact
on
living
organisms.
Decomposing
lead
the
formation
microplastics,
which
accumulate
in
environment
organisms,
becoming
food
chain.
contamination
soils
water
with
poly(vinyl
chloride)
(PVC)
seriously
threatens
ecosystems
around
world.
Their
durability
weight
make
microplastic
particles
easily
transported
through
or
air,
ending
up
soil.
Thus,
problem
pollution
affects
entire
ecosystem.
Since
microplastics
are
commonly
found
both
drinking
bottled
water,
humans
also
exposed
harmful
effects.
Because
existing
risks
associated
PVC
ecosystem,
intensive
research
is
underway
develop
methods
clean
remove
it
from
environment.
plastic,
especially
microplastic,
results
reduction
soil
resources
used
for
agricultural
utility
purposes.
This
review
provides
overview
PVC's
its
disposal
options.
Land Degradation and Development,
Journal Year:
2024,
Volume and Issue:
35(15), P. 4379 - 4405
Published: July 22, 2024
Abstract
Microplastics
(MPs)
as
emerging
contaminants
have
a
global
occurrence,
including
both
terrestrial
and
marine
ecosystems.
Soil
enzymes
contribute
to
maintaining
ecosystem
multifunctionality,
for
example,
nutrient
cycling,
organic
material
decomposition,
carbon
climate
regulation.
Our
present
review
highlights
the
impacts
of
MPs
on
soil
enzyme
activities,
influencing
factors,
underlying
mechanisms.
Increasing
findings
confirm
that
can
change
activities
range
involved
in
biogeochemical
cycling
C
N.
However,
current
results
are
highly
controversial.
The
effects
vary
from
significant
nonsignificant
dependent
polymer
type,
biodegradability,
dosage,
size,
shape,
aging
degree
MPs,
exposure
conditions.
Compared
traditional
biodegradable
generally
show
more
pronounced
effects.
via
different
pathways.
On
one
hand,
directly
structure,
leading
alterations
activity.
other
create
unique
habitats,
provide
sources
specific
functional
microbes
producing
enzymes,
release
plastic
additives
pollutants
disturbing
production
these
enzymes.
Furthermore,
alter
physicochemical
biological
properties,
availability
substrates,
plants
fauna,
regulating
their
functions.
In
conclusion,
regulate
pose
profound
impact
multifunctionality.
