Pollutants,
Journal Year:
2024,
Volume and Issue:
4(2), P. 231 - 250
Published: May 6, 2024
The
rapid
increase
in
soil
and
water
pollution
is
primarily
attributed
to
anthropogenic
factors,
notably
the
mismanagement
of
post-consumer
plastics
on
a
global
scale.
This
exploratory
research
design
evaluated
effectiveness
natural
hydrophobic
cattail
(Typha
Latifolia)
fibres
(CFs)
as
bio-adsorbents
microplastic
particles
(MPPs)
from
wastewater.
study
investigates
how
composition
adsorption
environment
affects
rate.
Straightforward
batch
tests
were
conducted
evaluate
“spontaneous”
sorption
MPPs
onto
CFs.
Five
MPP
materials
(PVC,
PP,
LDPE,
HDPE,
Nylon
6)
evaluated.
Industrial
wastewater
(PW)
Type
II
Distilled
Water
(DW)
employed
environments.
test
results
show
that
CFs
are
effective
removing
five
DW
PW.
However,
higher
removal
percentage
was
observed
PW,
ranging
89%
100%
for
PVC,
while
6
increased
29.9%,
50%.
These
findings
indicate
interactions
drive
“spontaneous
instantaneous”
process
adjusting
can
effectively
enhance
highlights
significant
role
bio-substrates
play
mitigating
environmental
pollution,
serving
efficient,
sustainable,
non-toxic,
biodegradable,
low-cost,
reliable
adsorbents
wastewaters.
Angewandte Chemie International Edition,
Journal Year:
2024,
Volume and Issue:
63(19)
Published: March 11, 2024
Abstract
Photocatalytic
upcycling
and
depolymerization
of
vinyl
polymers
have
emerged
as
promising
strategies
to
combat
plastic
pollution
promote
a
circular
economy.
This
mini
review
critically
summarizes
current
developments
in
the
degradation
including
polystyrene
poly(meth)acrylates.
Of
these
material
classes,
polymethacrylates
possess
unique
possibility
undergo
photocatalytic
back
monomer
under
thermodynamically
favourable
conditions,
thus
presenting
significant
advantages
over
traditional
thermal
strategies.
Our
perspective
on
formidable
challenges
potential
future
directions
are
also
discussed.
Chemical Science,
Journal Year:
2023,
Volume and Issue:
15(5), P. 1611 - 1637
Published: Dec. 27, 2023
This
review
critically
summarizes
the
recent
achievement
on
various
photocatalysts
for
plastic
upcycling.
A
range
of
key
factors
affecting
reaction
kinetics/thermodynamics
are
also
summarized.
Angewandte Chemie International Edition,
Journal Year:
2024,
Volume and Issue:
63(32)
Published: May 17, 2024
Abstract
Over
79
%
of
6.3
billion
tonnes
plastics
produced
from
1950
to
2015
have
been
disposed
in
landfills
or
found
their
way
the
oceans,
where
they
will
reside
for
up
hundreds
years
before
being
decomposed
bringing
upon
significant
dangers
our
health
and
ecosystems.
Plastic
photoreforming
offers
an
appealing
alternative
by
using
solar
energy
water
transform
plastic
waste
into
value‐added
chemical
commodities,
while
simultaneously
producing
green
hydrogen
via
evolution
reaction.
This
review
aims
provide
overview
underlying
principles
emerging
technologies,
highlight
challenges
associated
with
experimental
protocols
performance
assessments,
discuss
recent
global
breakthroughs
on
plastics,
propose
perspectives
future
research.
A
critical
assessment
current
studies
shows
a
lack
standardised
conditions,
hindering
comparison
amongst
photocatalyst
performance.
Guidelines
establish
more
accurate
evaluation
materials
systems
are
proposed,
aim
facilitate
translation
promising
fundamental
discovery
photocatalysts
design.
Environmental Science and Ecotechnology,
Journal Year:
2024,
Volume and Issue:
20, P. 100407 - 100407
Published: March 5, 2024
Mismanaged
plastics,
upon
entering
the
environment,
undergo
degradation
through
physicochemical
and/or
biological
processes.
This
process
often
results
in
formation
of
microplastics
(MPs),
most
prevalent
form
plastic
debris
(<1
mm).
MPs
pose
severe
threats
to
aquatic
and
terrestrial
ecosystems,
necessitating
innovative
strategies
for
effective
remediation.
Some
photosynthetic
microorganisms
can
degrade
but
there
lacks
a
comprehensive
review.
Here
we
examine
specific
role
photoautotrophic
water
soil
environments
biodegradation
focussing
on
their
unique
ability
grow
persistently
diverse
polymers
under
sunlight.
Notably,
these
cells
utilise
light
CO2
produce
valuable
compounds
such
as
carbohydrates,
lipids,
proteins,
showcasing
multifaceted
environmental
benefits.
We
address
key
scientific
questions
surrounding
utilisation
nanoplastics
(NPs)
bioremediation,
discussing
potential
engineering
enhanced
efficacy.
Our
review
highlights
significance
alternative
biomaterials
exploration
strains
expressing
enzymes,
polyethylene
terephthalate
(PET)
hydrolases,
conjunction
with
microalgal
cyanobacterial
metabolisms.
Furthermore,
delve
into
promising
photo-biocatalytic
approaches,
emphasising
coupling
sunlight
exposure.
The
integration
microalgal-bacterial
consortia
is
explored
biotechnological
applications
against
NPs
pollution,
synergistic
effects
wastewater
treatment
absorption
nitrogen,
heavy
metals,
phosphorous,
carbon.
In
conclusion,
this
provides
overview
current
state
research
use
bioremediation.
It
underscores
need
continued
investigation
development
approaches
tackle
global
issue
pollution
ecosystems.
Electron,
Journal Year:
2024,
Volume and Issue:
2(3)
Published: Aug. 1, 2024
Abstract
The
escalating
accumulation
of
plastic
waste
has
been
developed
into
a
formidable
global
environmental
challenge.
Traditional
disposal
methods
such
as
landfilling
and
incineration
not
only
exacerbate
degradation
by
releasing
harmful
chemicals
greenhouse
gases,
but
also
squander
finite
resources
that
could
otherwise
be
recycled
or
repurposed.
Upcycling
is
kind
recycling
technology
converts
high‐value
helps
to
avoid
resource
pollution.
Electrocatalytic
upcycling
emerges
novel
distinguished
its
mild
operational
conditions,
high
transformation
efficiency
product
selectivity.
This
review
commences
with
an
overview
the
employed
in
management
respective
advantages
inherent
limitations
are
delineated.
different
types
upcycled
electrocatalytic
strategy
then
discussed
process
examined
together
mechanisms
underlying
upcycling.
Furthermore,
structure‐activity
relationships
between
electrocatalysts
performance
elucidated.
aims
furnish
readers
comprehensive
understanding
techniques
for
provide
guidance
design
towards
efficient
transformation.
Advanced Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 2, 2025
Abstract
Plastic
products
bring
convenience
to
various
aspects
of
the
daily
lives
due
their
lightweight,
durability
and
versatility,
but
massive
accumulation
post‐consumer
plastic
waste
is
posing
significant
environmental
challenges.
Catalytic
methods
can
effectively
convert
into
value‐added
feedstocks,
with
catalysts
playing
an
important
role
in
regulating
yield
selectivity
products.
This
review
explores
latest
advancements
advanced
applied
thermal
catalysis,
microwave‐assisted
photocatalysis,
electrocatalysis,
enzymatic
catalysis
reaction
systems
for
chemical
recycling
valuable
feedstocks.
Specifically,
pathways
mechanisms
involved
plastics
process
are
analyzed
presented,
strengths
weaknesses
employed
across
different
described.
In
addition,
structure‐function
relationship
these
discussed.
Herein,
it
provided
insights
design
novel
outline
challenges
future
opportunities
terms
developing
tackle
“white
pollution”
crisis.
