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
Ecotoxicology and Environmental Safety,
Год журнала:
2024,
Номер
275, С. 116249 - 116249
Опубликована: Март 23, 2024
The
microplastic
pollution
in
freshwater
system
is
gradually
becoming
more
severe,
which
has
led
to
increasing
attention
on
the
distribution
and
potential
harmful
effects
of
microplastics.
Moreover,
microplastics
may
have
an
impact
river
ecology
pose
risks
ecosystems.
Therefore,
it
important
reveal
this
process.
This
study
aimed
explore
correlations
between
free-living
microorganisms
urban
drinking
water
source
Xiangjiang
River
by
using
multivariate
statistical
analysis.
results
indicated
that
abundance
(size
50
μm
5
mm)
surface
sediments
ranged
from
0.72
18.6
(mean
±
SD:
7.32
2.36)
items
L
npj Materials Sustainability,
Год журнала:
2025,
Номер
3(1)
Опубликована: Янв. 16, 2025
The
accumulation
of
non-degradable
plastics
poses
a
significant
environmental
challenge.
Photoreforming
presents
promising
solution
through
plastic
upcycling.
This
review
explores
the
mechanisms
photoreforming
that
determine
product
selectivity,
emphasizing
role
polymer
molecular
structure
and
pre-treatment
techniques.
By
identifying
key
factors
affecting
reaction
dynamics,
we
aim
to
establish
optimized
frameworks
for
enhance
sustainable
waste
management,
highlighting
opportunities
improvement
innovation.
Abstract
Microplastic
pollution
has
adversely
affected
the
aquatic
ecosystem,
living
creatures,
and
human
health.
Several
studies
in
Malaysia
have
provided
baseline
information
on
existence
of
microplastics
surface
water,
ingestion
by
marine
life
sediment.
Also,
humans
are
exposed
to
microplastic
due
consumption
contaminated
abiotic
biotic
products,
such
as
processed
seafood.
Nonetheless,
knowledge
is
still
scarce
among
Malaysian
potential
remediation
management
microplastics,
which
poses
a
significant
challenge
preserve
good
environmental
status.
Green
technologies
also
other
alternative
mitigate
contamination
for
sustainable
future.
Hence,
this
review
aims
provide
an
overview
microplastic's
occurrence,
fate,
implications
Malaysia's
environment.
Detection
from
water
surface,
aquatics,
sediment
samples
highlighted.
Available
different
treatment
processes
toward
discussed.
Additionally,
challenges,
current
perspective
plastic
Malaysia,
well
green
strategies
reducing
put
forward.
The
goal
work
improve
understanding
seriousness
environments,
thus
encouraging
key
concerns
that
need
be
investigated
further.
Frontiers in Environmental Science,
Год журнала:
2024,
Номер
12
Опубликована: Апрель 8, 2024
Plastic
pollution
ranks
among
the
most
severe
environmental
disasters
caused
by
humans,
generating
millions
of
tonnes
waste
annually.
The
extensive
and
unregulated
use
plastics
has
led
to
ecotoxicity
imbalance.
Microplastics
(MPs)
are
prevalent
in
aquatic
environments,
these
MPs
further
degrade
into
even
smaller
particles
known
as
nano-plastics
(NPs).
Both
NPs
impact
environment
readily
absorbing
organic
pollutants
pathogens
from
their
surroundings,
owing
bigger
surface
area
volume
ratio.
This
review
focuses
on
source
origin,
bioaccumulation,
potential
organisms
human
health.
Additionally,
explores
various
methods
employed
for
identification
quantification
ecosystems.
Sufficient
information
is
available
characteristics,
distributions,
effects
marine
ecosystems
compared
with
freshwater
For
plastic
<10
μm,
more
toxicological
were
observed
larger
size
particles,
life.
Understanding
mechanism
action
ecotoxicological
micro/nano-plastics
health
life
across
trophic
levels,
well
health,
utmost
importance.
We
address
knowledge
gaps
provide
insights
future
research
approaches
a
better
understanding
interactive
mechanisms
between
binary
pollutants.
Water Emerging Contaminants & Nanoplastics,
Год журнала:
2024,
Номер
3(2)
Опубликована: Апрель 19, 2024
Microplastics’
ecotoxicological
potential
in
almost
all
ecosystems
makes
them
a
global
environmental
issue.
This
review
evaluates
Southeast
Asian
microplastic
contamination
data
from
2013
to
2023.
evaluation
examined
285
research
publications
Scopus,
Web
of
Science,
and
ScienceDirect,
mostly
on
sediment
water
matrices.
Based
their
size,
shape,
polymer
type,
risks
hazards
countries,
this
analysis
assesses
pollution
biota,
sediment,
water,
other
The
majority
microplastics
region
are
small
(46%)
large
(32%).
Within
the
biota
matrix,
(SMP)
(LMP)
dominated.
Fibers
predominated
matrices,
particularly
matrix.
Polyethylene
emerged
as
most
abundant
type
(22%),
found
four
Despite
being
less
abundant,
polyurethane
polyamide
have
high
hazard
scores,
raising
ecological
concerns
due
detrimental
effects
According
analyzed
data,
countries
face
significant
levels
sediments,
However,
there
noticeable
discrepancies
indicating
progress
research,
with
coming
Indonesia,
Thailand,
Malaysia,
Vietnam,
Philippines
little
information
literature
regarding
East
Timor,
Laos,
Brunei,
Myanmar,
Cambodia.
