Resources Environment and Sustainability,
Год журнала:
2022,
Номер
11, С. 100102 - 100102
Опубликована: Дек. 9, 2022
Microplastics
(MPs)
were
considered
as
emerging
pollutants
in
soil.
Cadmium
(Cd)
is
the
typical
heavy
metal
contaminant
paddy
soil
China.
It
was
not
unraveled
that
effects
of
existence
MPs
on
properties
and
Cd
adsorption
after
rice
growth
soil,
one
most
important
types
In
this
study,
several
dosage
0.5%
(w/w)
with
different
particle
sizes,
including
polyethylene
(PE,
200μm),
polyacrylonitrile
(PAN,
terephthalate
(PET,
200
10μm),
selected
aged
for
a
season
(∼6
months)
by
column
experiments.
Some
essential
physicochemical
collected
from
treatments
performance
contaminants
(cadmium,
Cd)
coexisting
compared.
The
results
indicated
6-month
200μm
increased
water
content
(15.94%
to
26.08-30.30%),
pH
value
(7.05
7.16–7.33),
organic
matter
(OM)
(15.1
gkg
−1
18.2–22.9
−1),
percentage
sand
capacity
whereas
decreased
cation
exchange
(CEC),
clay
silt.
experiments
showed
behavior
consistent
pseudo-second
order
Langmuir
isotherm
model,
addition
would
increase
Besides,
size
found
be
dominant
factors,
which
smaller
(10μm)
favored
content,
pH,
OM
CEC,
Cd.
study
could
provide
supplemental
understanding
effect
input
ecosystem,
bioavailability
transport
Environmental Advances,
Год журнала:
2023,
Номер
13, С. 100396 - 100396
Опубликована: Июнь 25, 2023
Plastic
particles
of
microscopic
scale
are
present
in
the
aquatic
environment,
especially
at
lower
trophic
levels
where
number
microplastics
(MPs)
ingested
per
gram
wet
weight
is
greater
than
higher
levels.
The
presence
water
bodies
caused
by
anthropogenic
activities
and
waste
disposal
negligence
such
as
waste,
waters,
industry,
agriculture,
fishing,
ship
traffic,
environmental
factors,
which
have
been
monitored
remote
locations
bioindicators
tracking
tools
numerical
modeling
life
cycle
inventories.
Our
review
process
shows
that
more
studies
conducted
northern
hemisphere,
most
analyzed
MPs
either
Polyethylene
(PE),
Polypropylene
(PP),
or
Polystyrene
(PS).
Moreover,
several
papers
report
potential
adverse
effects
on
biota
can
be
disturbances
feeding,
mobility,
reproduction
may
cause
lethal
sub-lethal
consequences.
Thus,
to
reduce
impact
species
exposed
microplastic
we
suggest
research
helps
establishment
limits
occurrence
these
materials
according
their
physical-chemical
properties,
uniform
measuring
standards,
toxicity
environment
promote
legislation
for
control
mitigation
this
contamination.
Microplastics,
Год журнала:
2022,
Номер
1(1), С. 102 - 120
Опубликована: Янв. 21, 2022
Microplastics
(MPs)
have
been
identified
as
an
emerging
soil
pollutant
and
a
global
environmental
concern.
Scientists
recently
paid
attention
to
the
contamination
of
by
MPs
their
detrimental
impacts
on
systems
are
largely
unknown.
considered
be
vectors
for
other
contaminants,
such
potentially
toxic
elements
(PTEs)
organic
contaminants.
PTEs
persistent
contaminants
often
released
into
soils
in
large
quantities.
adsorb
PTEs,
mainly
via
electrostatic
attraction
surface
complexation,
increase
mobility
soils.
These
complexes
can
easily
absorbed
plants;
hence,
accumulation
plants
enhanced
both
microplastic
PTE
contaminated
Furthermore,
there
is
high
risk
food
chains
due
crops
grown
PTE-contaminated
Consequently,
countermeasures
including
policy-
governance-based
approaches
that
target
circular
economy
well
reduce,
reuse,
recycle
(3R)
applications
being
discussed
around
world
minimize
MPs.
ACS Omega,
Год журнала:
2023,
Номер
8(38), С. 34235 - 34248
Опубликована: Сен. 16, 2023
Microplastics
(MPs)─i.e.,
plastic
particles
less
than
5
mm
in
length─are
becoming
a
growing
environmental
concern
due
to
their
potential
ecotoxicological
impacts
on
aquatic
ecosystems.
In
India,
MPs
contamination
is
significantly
problem
increased
production
as
well
its
low
rate
of
recycling.
As
result,
research
work
India
has
gained
considerable
attention
the
last
two
decades.
The
objective
this
study
conduct
comprehensive
review
existing
scientific
literature
freshwater
ecosystems
(e.g.,
lakes
and
rivers)
India.
A
bibliographical
search
was
used
across
number
databases
including
ScienceDirect,
Google
Scholar,
ResearchGate.
We
found
that
comparison
marine
ecosystem
source,
transport,
fate
are
still
underexplored,
we
only
18
relevant
papers.
This
reveals
there
no
standard
procedure
for
separating
from
water
sediment
samples,
comparing
results
challenging
task.
larger
(>500
μm)
sediments
were
identified
most
commonly
using
attenuated
total
reflection
(ATR)
Fourier
Transform
Infrared
(FTIR)
spectroscopy
technique
(ATR-FTIR),
whereas
smaller-sized
(<500
FTIR
fitted
with
confocal
microscope,
also
known
μ-FTIR
imaging
or
chemical
imaging.
white-colored
fibers
fragments
polypropylene
(PP),
polyethylene
terephthalate
(PET),
(PE)
common
polymer
types
Although
momentum
over
past
decade,
limited
understanding
impact
MPs'
weathering
patterns,
role
biofouling,
hyacinths
services
Furthermore,
fluxes
Indian
oceans
not
constrained,
atmospheric
transport
high-altitude
mountains,
which
have
already
been
made
fragile
by
climate
change,
fully
investigated.
study,
therefore,
calls
additional
assessments
ecosystems─particularly
central
parts
