Journal of Agricultural and Food Chemistry,
Journal Year:
2022,
Volume and Issue:
70(14), P. 4182 - 4201
Published: April 5, 2022
Microplastics
are
emerging
persistent
pollutants
which
have
attracted
increasing
attention
worldwide.
Although
microplastics
been
widely
detected
in
aquatic
environments,
their
presence
soil
ecosystems
remains
largely
unexplored.
Plastic
debris
accumulates
farmland,
causing
serious
environmental
problems,
may
directly
affect
food
substances
or
indirectly
the
members
each
trophic
level
of
chain.
This
review
summarizes
origins,
migration,
and
fate
agricultural
soils
discusses
interaction
between
components
farmland
from
perspectives
toxicology
accumulation
deduces
impacts
on
by
linking
organismal
response
to
an
ecological
role.
The
effects
ecosystem
function
also
discussed,
emphasizing
supply
products,
chain
pathways,
carbon
deposition,
nitrogen
cycling
water
conservation,
as
microplastic
pollution
will
for
a
long
period,
posing
risk.
Finally,
several
directions
future
research
proposed,
is
important
reducing
effect
systems.
The Science of The Total Environment,
Journal Year:
2022,
Volume and Issue:
831, P. 154866 - 154866
Published: March 26, 2022
The
presence
of
microplastics
(MPs)
in
the
environment
has
raised
many
concerns,
and
therefore
approaches
technologies
to
remove
them
situ
are
high
interest.
In
this
context,
we
investigated
interactions
between
polyethylene
MPs
(fragments
with
a
mean
size
149
±
75
μm)
an
aquatic
floating
macrophyte
Lemna
minor
order
assess
its
potential
use
for
phytoremediation.
We
first
long-term
effects
(100
mg/L
=
9600
MPs/L),
but
still
environmentally
relevant
concentration
on
L.
minor.
Subsequently
bioadhesion
was
studied
number
strength
adhering
plant
biomass
were
assessed.
did
not
adversely
affect
various
parameters
plants
(e.g.,
specific
growth
rate,
chlorophyll
contents,
total
antioxidant
capacity,
electron
transport
system
activity,
contents
energy-rich
molecules)
throughout
duration
experiment
(12
weeks),
except
week
experiment,
when
protein
content
capacity
affected.
On
other
hand,
affected
root
length
during
eight
weeks
while
further
exposure
resulted
decrease
effects,
indicating
ability
tolerate
long
period
time.
adhered
rapidly
average
percentages
strongly
weakly
particles
6.5%
20.0%,
respectively,
applied.
summary,
results
study
suggest
that
can
hotspot
concentrations
collect
from
water
surface.
Therefore,
phytoremediation
using
could
be
considered
as
method
removal
environment.
Environmental Sciences Europe,
Journal Year:
2022,
Volume and Issue:
34(1)
Published: Sept. 2, 2022
Abstract
Microplastics
(MPs)
and
nanoplastics
(NPs)
have
become
an
important
global
environmental
issue
due
to
their
widespread
contamination
in
the
environment.
This
review
summarizes
existing
literature
on
effects
of
MPs/NPs
three
biomarkers
including
enzymatic
activity,
gene
expression,
histopathology
various
organisms
from
2016
2021
suggests
a
path
forward
for
future
research.
Application
are
increasingly
used
experimental
toxicology
studies
because
early
signs
stress
organisms.
Between
2021,
70%
published
focused
aquatic
organisms,
compared
terrestrial
Zebrafish
were
widely
as
model
organism
study
adverse
impacts
MPs/NPs.
Polystyrene
(PS)
most
polymer
Fewer
histopathological
alterations
activity
expression
different
exposed
There
is
growing
need
better
understand
toxic
environmentally
relevant
concentrations
both
