Water Science & Technology,
Journal Year:
2024,
Volume and Issue:
90(9), P. 2469 - 2484
Published: Oct. 22, 2024
ABSTRACT
This
study
offers
a
comprehensive
review
of
global
microplastic
(MP)
contamination
in
landfill
leachate
(LL)
and
examines
remediation
strategies
using
membrane
technologies
such
as
ultrafiltration
(UF),
nanofiltration
(NF),
reverse
osmosis
(RO),
bioreactors
(MBRs).
Research
investigations
full-scale
applications
these
for
treating
LL
demonstrate
their
efficacy
viable
solutions
on-site
treatment,
providing
promise
mitigating
toxicity
reducing
the
environmental
human
health
risks
associated
with
MP
pollution.
While
size
MPs
may
raise
questions
about
necessity
NF
RO
membranes
removal,
processes
are
commonly
employed
many
landfills
to
serve
barriers
retention.
Despite
high
MBR
systems
removing
MPs,
accumulation
biological
sludge
can
adversely
affect
performance
fouling,
necessitating
further
exploration.
In
general,
face
challenges
fouling
release
MPs.
Therefore,
research
is
needed
address
understand
membrane–MP
interactions,
explore
cleaning
treatment
impact
on
from
membranes,
integrity
after
continuous
exposure
under
varied
operating
conditions.
Water,
Journal Year:
2025,
Volume and Issue:
17(1), P. 99 - 99
Published: Jan. 2, 2025
With
the
widespread
use
of
plastic
products,
microplastic
(MP)
pollution
has
become
an
important
factor
threatening
water
environment
and
human
health.
Ultrafiltration
(UF)
technology,
based
on
organic
polymer
membranes,
is
a
common
method
to
remove
MPs
in
treatment
processes,
offering
high
removal
efficiency
scalability.
However,
plants
(WTPs),
oxidation
pretreatment
often
applied
before
UF,
presence
oxidants
can
affect
membrane
performance.
In
this
study,
we
constructed
polyvinylidene
fluoride
(PVDF)
ultrafiltration
for
gravity
filtration
system
investigate
impact
sodium
hypochlorite
polystyrene
(PS)
under
filtration.
As
result,
pre-chlorination
reduced
PS
deposition
membranes
by
improving
flux
stability
(15.1%)
but
significantly
decreased
rate
(from
36.6%
22.6%).
Pre-oxidation
facilitated
shift
fouling
behavior
toward
intermediate
blocking
while
reducing
standard
enhancing
irreversible
recovery.
continuous
chlorine
exposure
increased
porosity
pore
size,
substituted
fluorine
with
chlorine,
led
carbon
leaching,
indicating
pre-oxidation
jeopardizes
separation
These
findings
provide
insights
into
development
novel
strategies
aimed
at
sustainability
processes
WTPs.
The Science of The Total Environment,
Journal Year:
2023,
Volume and Issue:
912, P. 169026 - 169026
Published: Dec. 4, 2023
The
improper
management
of
solid
waste,
particularly
the
dumping
untreated
municipal
poses
a
growing
global
challenge
in
both
developed
and
developing
nations.
generation
leachate
is
one
significant
issues
that
arise
from
this
practice,
it
can
have
harmful
impacts
on
environment
public
health.
This
paper
presents
an
overview
primary
waste
types
generate
landfill
their
characteristics.
includes
examining
distribution
landfills
globally
how
they
changed
over
time,
which
provide
valuable
insights
into
potential
pollutants
given
area
trends.
With
lack
specific
regulations
concerns
regarding
environmental
health
impacts,
also
focuses
emerging
contaminants.
Furthermore,
ecological
leachate,
along
with
associated
risks,
are
analyzed.
applications
suggested
interventions
future
directions
discussed
manuscript.
Finally,
work
addresses
research
studies,
attention,
for
first
time
to
potentialities
artificial
intelligence
offer
management,
applications.
Engineering,
Journal Year:
2024,
Volume and Issue:
37, P. 62 - 68
Published: March 24, 2024
Municipal
solid
waste
(MSW)
is
an
important
destination
for
abandoned
plastics.
During
the
disposal
process,
large
plastic
debris
broken
down
into
microplastics
(MPs)
and
released
leachate.
However,
current
research
only
focuses
on
landfill
leachates,
occurrence
of
MPs
in
other
leachates
has
not
been
studied.
Therefore,
herein,
abundance
characteristics
three
types
namely,
leachate,
residual
household
food
were
studied,
all
collected
from
largest
center
China.
The
results
showed
that
average
MP
abundances
different
ranged
(129
±
54)
to
(1288
184)
particles
per
liter
(particles·L−1)
leachate
exhibited
highest
(p
<
0.05).
Polyethylene
(PE)
fragments
dominant
polymer
type
shape
MPs,
respectively.
characteristic
individual
different.
Furthermore,
conditional
fragmentation
model
indicated
landfilling
process
considerably
affected
size
distribution
leading
a
higher
percentage
(>
80%)
small
(20–100
μm)
compared
leachates.
To
best
our
knowledge,
this
first
study
discussing
sources
which
pollution
control
during
MSW
disposal.
