Microplastics
(MPs)
are
increasingly
entering
agricultural
soils,
often
from
the
plastic
breakdown
in
agriculture
(e.g.,
mulching
films)
or
through
biosolid
application,
raising
concerns
about
soil
health,
sustainability,
and
food
safety.
This
study
investigates
effects
of
MPs
various
types:
two
conventional
polyethylene
(PE-1
PE-2)
biodegradable
(starch-blended
polybutylene
adipate
co-terephthalate;
PBAT-BD-1
PBAT-BD-2).
were
mixed
into
Lufa
2.2
at
concentrations
ranging
0.005%
to
5%
(w/w
dry
soil).
Effects
on
Enchytraeus
crypticus
reproduction
over
generations
properties
(pH
water
holding
capacity)
studied
these
spiked
soils
a
control.
PBAT
notably
reduced
enchytraeid
F0
generation,
with
maximum
decrease
35.5
±
9.6%
0.5%
concentration.
F1
generation
was
unaffected
by
contamination.
PE
had
more
substantial
reproductive
impact,
up
55.3
9.7%
PE-1
concentration
compared
control,
showing
dose-related
effect
except
for
1%.
Both
MP
types
also
significantly
affected
capacity
pH.
highlights
potential
negative
impacts
plastics
their
role
sustainable
agriculture.
The Science of The Total Environment,
Год журнала:
2024,
Номер
951, С. 175379 - 175379
Опубликована: Авг. 11, 2024
Agricultural
mulching
films
are
potential
sources
of
microplastics
(MPs)
in
soil.
As
an
alternative
to
conventional
non-degradable
films,
a
variety
different
biodegradable
used.
However,
it
is
not
yet
known
whether
MPs
from
pose
lower
risk
terrestrial
invertebrates
compared
films.
In
this
study,
the
effects
produced
two
polyethylene
(PE-1
and
PE-2)
(starch-based
poly(butylene
adipate
co-terephthalate);
PBAT-BD-1,
PBAT-BD-2)
fossil-based
on
crustacean
woodlice
Porcellio
scaber
mealworm
Tenebrio
molitor
were
compared.
A
key
finding
was
that
no
clear
differences
induced
responses
between
detected.
No
adverse
P.
after
weeks
T.
four
exposure
observed
up
5
%
(w/w
dry
soil)
either
MP
type.
some
sublethal
physiological
changes
metabolic
rate
immune
parameters
found
indicating
response
organisms
presence
addition,
demonstrated
both
types
might
affect
soil
water
holding
capacity
pH.
conclusion,
we
confirmed
can
induce
hence
further
studies
testing
environmental
hazard
justified.
Journal of Hazardous Materials,
Год журнала:
2024,
Номер
479, С. 135592 - 135592
Опубликована: Авг. 22, 2024
Microplastics
(MPs)
are
increasingly
entering
agricultural
soils,
often
from
the
breakdown
of
plastics
(e.g.,
mulching
films).
This
study
investigates
effects
realistic
MPs
different
films:
two
conventional
polyethylene
(PE-1
and
PE-2)
biodegradable
(starch-blended
polybutylene
adipate
co-terephthalate;
PBAT-BD-1
PBAT-BD-2).
were
mixed
into
Lufa
2.2
soil
at
a
concentration
range
0.005
%
to
5
(w/w
dry
soil),
wide
enough
reflect
both
environmental
levels
"worst-case
scenarios".
Effects
on
Enchytraeus
crypticus
reproduction
over
generations
six
important
properties
studied.
PBAT
notably
reduced
enchytraeid
in
F0
generation,
with
maximum
decrease
35.5
±
9.6
0.5
concentration.
F1
generation
was
unaffected
by
contamination.
PE
had
more
substantial
reproductive
impact,
up
55.3
9.7
PE-1
compared
control,
showing
dose-related
effect
except
for
1
%.
Both
MP
types
also
significantly
affected
water
holding
capacity,
pH,
total
carbon.
Other
remained
unaffected.
Our
results
highlight
potential
negative
impacts
originating
real
health
raise
concerns
about
role
sustainable
agriculture
food
safety.
Russian Chemical Reviews,
Год журнала:
2025,
Номер
94(3), С. RCR5155 - RCR5155
Опубликована: Март 1, 2025
The
presence
of
microplastics
(MPs)
in
the
environment
is
a
highly
relevant
and
aggravating
environmental
problem,
which
concern
not
only
for
specialists
various
fields
but
also
everyone
who
cares
about
future
Earth.
ever-increasing
production
polymers
expanding
use
plastic
products
enlarged
MP
concentrations
Earth's
ecosystem.
need
to
control
accumulation
spread
MPs
caused
by
current
crisis
where
no
microplastic-free
areas
have
remained
on
number
studies
dealing
with
existing
potential
threat
living
organisms
from
consumption
increasing
every
year.
aim
this
review
systematize
available
information
occurrence
briefly
describe
main
types
polymer
materials
acting
as
sources
mechanisms
formation
transport
environment.
hazardous
behaviour
analyzed
considering
their
impact
physiology
aquatic
soil
organisms.
Special
emphasis
demonstrating
adverse
effect
emissions
3D
printing
materials.
An
overview
methods
capture
given
facilitate
analysis
development
more
reliable
removal
disposal.
As
result
review,
we
assess
long-term
human
health
consequences
exposure.
Understanding
formation,
lifecycle
environment,
ways
interaction
will
controlling
design
implementation
effective
techniques
remediation
prevent
ecological
consequences.
<br>The
bibliography
includes
244
references.
The Science of The Total Environment,
Год журнала:
2025,
Номер
975, С. 179288 - 179288
Опубликована: Апрель 2, 2025
Microplastics
(MP)
are
being
released
into
the
environment
at
an
increasing
rate,
causing
extensive
pollution
in
soils
and
affecting
biota
processes.
Although
use
of
biodegradable
plastic
has
increased,
its
effects
on
soil
microbial
community
not
yet
well
understood.
A
controlled
mesocosm
experiment
was
conducted
to
investigate
response
communities
amounts
starch-polybutylene
adipate
terephthalate
MPs
(PBAT-BD-MPs)
added
soil.
The
included
microbes,
earthworms,
springtails,
plants.
PBAT-BD-MPs
were
column
doses
ranging
from
0
0.8
%
w/w
dry
mass,
columns
incubated
for
11
weeks
under
climatic
conditions.
Bacterial
fungal
amplicon
sequencing
used
dose-dependent
communities'
alpha
beta
diversity.
diversity
indices
bacterial
increased
with
PBAT-BD-MP
concentration.
richness
highest
MP
concentration
(0.8
%).
similar
trend
observed
community,
a
significant
increase
as
increased.
both
significantly
treatments
compared
control
treatment.
At
%),
abundance
phylum
Planctomycetes
showed
increase,
while
Firmicutes
decrease.
phyla
Ascomycota
Mortierellomycota
also
group.
Alongside
changes
we
rise
respiration
Our
three-month
study
demonstrates
that
introduction
microplastics
natural
standard
realistic
concentrations
(0-0.025-0.05-0.2-0.8
%)
particle
size
distribution
alters
community.
Environmental Pollution,
Год журнала:
2024,
Номер
363, С. 125307 - 125307
Опубликована: Ноя. 12, 2024
The
development
of
agricultural
technologies
has
intensified
the
use
plastic
in
this
sector.
Products
degradation,
such
as
microplastics
(MPs),
potentially
threaten
living
organisms,
biodiversity
and
ecosystem
functioning.
Thus,
biodegradable
materials
have
been
introduced
to
agriculture.
However,
effects
substitutes
on
soil
ecosystems
are
even
less
known
than
those
traditional
ones.
Here,
we
studied
environmentally
relevant
concentrations
MPs
prepared
from
a
(a
starch-polybutylene
adipate
terephthalate
blend,
PBAT-BD-MPs)
growth
defense
mechanisms
lettuce
(Lactuca
sativa)
CLIMECS
system
(CLImatic
Manipulation
ECosystem
Samples).
PBAT-BD-MPs
highest
negatively
affected
some
traits
growth,
i.e.,
dry
weight
percentage,
specific
leaf
area,
both
C
N
contents.
We
observed
more
profound
changes
plant
physiology
biochemistry,
decreased
chlorophyll
content
triggered
concerted
response
against
oxidative
stress.
In
conclusion,
exposure
induced
stress
activated
mechanisms,
leading
homeostasis
that
sustained
Our
study
highlights
need
for
in-depth
understanding
effect
bioplastics
plants.
