Water,
Год журнала:
2023,
Номер
15(5), С. 892 - 892
Опубликована: Фев. 25, 2023
This
study
is
focused
on
technology
development
for
microplastic
removal
from
wastewater
using
a
sorption
process,
which
would
be
suitable
not
only
as
tertiary
stage
of
purification
in
treatment
plants
but
also
other
waters,
e.g.,
process
water
and
surface
water.
Therefore,
cheap
natural
materials
such
zeolites
bentonites
were
tested
possible
sorbents.
aims
at
sorbent
selection
their
modification
by
special
regime
improving
efficiency
lifetime.
Microplastic
particles
the
majority
common
types
plastics
prepared
newly
developed
abrasion
technique
various
plastic
items
used
home,
thus
particle
sizes
shapes
corresponded
to
real
microplastics
found
waters.
Based
results
with
high
reproducibility,
novel
method
characterization
based
Raman
spectroscopy
combination
SEM/EDX
was
developed.
The
waste
laboratory
scale
semi-operational
unit
plant
throughout
year
over
90%.
Water Science & Technology Water Supply,
Год журнала:
2022,
Номер
22(5), С. 5650 - 5674
Опубликована: Май 1, 2022
Abstract
Microplastics
are
one
of
the
emerging
contaminants
that
have
received
attention
in
recent
decades
due
to
their
adverse
effects
on
human
health
and
environment.
Though
microplastics
primarily
found
abundance
oceans,
freshwater
sources
drinking
water
not
unaffected.
Nevertheless,
it
is
only
harmful;
rather
ability
transport
another
serious
issue
concern.
The
contaminant
affected
by
various
environmental
physico-chemical
parameters
microplastics.
Lack
effective
targeted
treatment
technologies
led
intake
humans
resulting
a
variety
issues.
Even
though
few
regulatory
attempts
been
made
direction
curtailing
production
use
microplastics,
there
still
long
way
go.
This
paper
focuses
aspects
microplastics’
presence
water,
focusing
ability,
risks,
removal
technologies,
global
scenario
Case Studies in Chemical and Environmental Engineering,
Год журнала:
2023,
Номер
8, С. 100536 - 100536
Опубликована: Окт. 29, 2023
Microplastics
are
often
found
in
the
greatest
quantities
terrestrial
environments,
addition
to
those
along
coasts
and
oceans.
They
may
get
into
water
bodies
from
a
variety
of
different
sources
such
as
deposition
atmosphere,
runoff
polluted
land,
effluent
municipal
treatment
plants.
The
objective
this
study
is
conduct
comprehensive
evaluation
existing
scientific
literature
related
microplastics
wastewater.
Specifically,
focus
on
investigating
possible
impacts
wastewater
containing
both
aquatic
biota.
Additionally,
attempts
identify
any
gaps
current
research,
with
intention
informing
future
research
priorities
field.
A
selection
over
200
papers
subject
microplastic
pollution,
covering
years
2000–2023,
has
been
selected
prominent
database.
These
encompass
wide
range
topics,
including
recent
advancements
wastewater,
their
origins,
behaviour
potential
adverse
various
organisms
animals,
soil
microbial
communities,
plants,
finally
humans.
results
showed
that
using
for
irrigation
can
lead
presence
ecosystems
facilitate
transmission
contaminants
by
interacting
pollutants.
findings
also
indicate
although
there
significant
investigation
marine
microplastics,
prevalence
contamination
freshwater
environments
comparatively
limited
requires
greater
attention
better
understanding
fate,
transport,
consequences
relation
water,
qualities,
polymer
composition,
forms,
types
land
use.
This
paper
provides
an
overview
of
recent
research
performed
on
the
applications
metal-organic
frameworks
(MOFs)
for
microplastics
(MPs)
removal
from
aqueous
environments.
MPs
pollution
has
become
a
major
environmental
concern
due
to
its
negative
impacts
aquatic
ecosystems
and
human
health.
Therefore,
developing
effective
sustainable
methods
removing
them
environments
is
crucial.
In
years,
MOFs
have
emerged
as
promising
solution
this
purpose
their
unique
properties
such
high
surface
area,
renewability,
chemical
stability,
versatility.
Moreover,
specific
pore
size
composition
can
be
tailored
enhance
efficiency
in
MPs.
It
been
shown
that
effectively
adsorb
media
range
70-99.9%.
Besides
some
price
concerns,
main
drawback
using
powder
form
which
pose
challenges
instability.
addressed
by
supporting
other
substrates
aerogels
or
foams.
Meanwhile,
there
need
more
investigate
long-term
stability
efficient
regeneration
repeated
use.
Journal of Hazardous Materials Advances,
Год журнала:
2024,
Номер
14, С. 100436 - 100436
Опубликована: Май 1, 2024
Bangladesh
is
one
of
the
hubs
textile
industry
in
world;
consequently,
microfibers
are
an
emerging
threat
to
aquatic
ecosystem.
Traditional
effluent
treatment
plants
(ETPs)
might
not
be
capable
removing
most
pollutants
like
surfactants,
dyes,
and
additives,
including
microfibers,
may
a
major
source
microfiber
pollution
through
products
ETPs.
This
study
investigated
eleven
woven,
knit,
denim
industries'
ETP
abundance
removal
efficiency.
The
average
(range)
found
influent,
effluent,
sludge
samples
was
615.45
±
377.52
particles/L
(170−1,460),
212.72
80.14
(130−380),
10,545.45
7,989.54
particles/kg
(4,400−31,000),
respectively.
abundant
shape
fiber,
microfibres
had
sizes
between
0
100
μm.
Eight
distinct
colors
were
samples;
black
color
among
all
samples,
followed
by
brown
blue.
studied
ETPs
showed
23.52%
82.19%
rate,
which
satisfactory
for
minimizing
pollution.
Fourier
transform
infrared
(FTIR)
analysis
revealed
that
main
polymers
nylon,
ethylene-vinyl
acetate
(EVA),
polyethylene
terephthalate
(PETE),
acrylonitrile
butadiene
styrene
(ABS),
cellulose
(CA),
low-density
(LDPE
or
linear
LDPE),
high-density
(HDPE).
contamination
factor
(CF)
load
index
(PLI),
assess
ecological
risks,
moderately
very
highly
contaminated
could
pose
findings
would
help
identify
transformative
challenges
required
from
industrial
sectors
improving
systems.
International Journal of Environmental Research and Public Health,
Год журнала:
2023,
Номер
20(8), С. 5555 - 5555
Опубликована: Апрель 18, 2023
Microplastics
(MP)
are
plastic
particles
less
than
5
mm
in
size.
There
two
categories
of
MP:
primary
and
secondary.
Primary
or
microscopic-sized
MP
intentionally
produced
material.
Fragmentation
large
debris
through
physical,
chemical,
oxidative
processes
creates
secondary
MP,
the
most
abundant
type
environment.
Microplastic
pollution
has
become
a
global
environmental
problem
due
to
their
abundance,
poor
biodegradability,
toxicological
properties,
negative
impact
on
aquatic
terrestrial
organisms
including
humans.
Plastic
enters
environment
via
direct
dumping
uncontrolled
land-based
sources.
While
slowly
degrades
into
wastewater
stormwater
outlets
discharge
amount
directly
water
bodies.
Additionally,
carries
from
sources
such
as
tire
wear,
artificial
turf,
fertilizers,
land-applied
biosolids.
To
protect
human
health,
entry
must
be
reduced
eliminated.
Source
control
is
one
best
methods
available.
The
existing
growing
abundance
requires
use
multiple
strategies
combat
pollution.
These
include
reducing
usage,
public
outreach
eliminate
littering,
reevaluation
new
treatment
sludge
disposal
methods,
regulations
macro
sources,
wide
implementation
appropriate
management
practices
filtration,
bioretention,
wetlands.
