ACS Agricultural Science & Technology,
Journal Year:
2024,
Volume and Issue:
4(5), P. 614 - 625
Published: April 9, 2024
This
study
examines
microplastics
(MPs)
for
the
first
time
in
soil
of
Diamond
City,
Surat
(Gujarat,
India)
terms
their
abundance,
distribution,
chemical
composition,
and
ecological
risk
assessment.
A
stereomicroscope
Fourier
transform
infrared
spectroscopy
were
used
to
measure
physical
properties
MPs.
The
outcome
showed
omnipresence
MPs
city's
soil,
with
an
average
abundance
103.2
±
57.28
particles
100
g–1.
Over
90%
all
made
polyethylene
(70.19%),
polypropylene
(17.53%),
poly(ethylene
terephthalate)
(6.92%)
polymers.
white/transparent-colored
having
a
size
about
2–5
mm
are
predominantly
available.
principal
component
analysis
(PCA)
results
indicate
that
discovered
samples
mostly
represented
by
fragments
fibers,
which
account
52.90%
total
variance
data
set.
Additionally,
current
research,
assessment
pollution
load
index
(PLI),
polymer
hazard
(PHI),
(ERI)
studied.
PLI
values
greater
than
1
observed,
indicating
sampling
sites
polluted
Based
on
type
polymer,
toxicity
found
sample,
evaluation
concluded
there
is
moderate
medium
associated
polluting
city
soil.
greatest
PHI
value
this
239.69
(risk
category:
medium),
while
lowest
8.69
low).
greenness
profile
method
was
assessed
using
software-based
analytical
metric
(AGREE)
tool.
developed
approach
partially
green,
as
shown
AGREE
score
0.53.
present
investigations
emphasize
critical
importance
taking
action
metropolitan
areas
such
mitigate
MP
improve
waste
management
practices
greener
cleaner
ecosystem
future.
These
findings
will
inspire
creation
ecofriendly
alternatives
crucial
reducing
plastic
consumption,
safeguarding
ecosystems,
mitigating
MPs'
impact
quality.
Applied Energy,
Journal Year:
2023,
Volume and Issue:
345, P. 121307 - 121307
Published: June 1, 2023
Plastic
production
and
its
unplanned
management
disposal,
has
been
shown
to
pollute
terrestrial,
aquatic,
atmospheric
environments.
Petroleum-derived
plastics
do
not
decompose
tend
persist
in
the
surrounding
environment
for
longer
time.
Plastics
can
be
ingested
accumulate
into
tissues
of
both
terrestrial
aquatic
animals,
which
impede
their
growth
development.
Petrochemicals
are
primary
feedstocks
manufacture
plastics.
The
plastic
wastes
retrieved
back
conversion
value
added
petrochemicals
including
aromatic
char,
hydrogen,
synthesis
gas,
bio-crude
oil
using
various
technologies
thermochemical,
catalytic
chemolysis.
This
review
focusses
on
technologies,
opportunities,
challenges
outlooks
retrieving
petrochemicals.
also
explores
technical
approaches
regard
commercial
feasibility,
economic
environmental
sustainability.
Further,
this
work
provides
a
detailed
discussion
opportunities
associated
with
recent
thermochemical
adopted
waste
fuels
chemicals.
recommends
prospects
future
research
improve
processes
cost-efficiency
promising
It
is
envisioned
that
would
overcomes
knowledge
gaps
further
contribute
emerging
sustainable
exploiting
value-added
products.
Journal of Hazardous Materials Advances,
Journal Year:
2024,
Volume and Issue:
14, P. 100416 - 100416
Published: Feb. 27, 2024
As
millions
of
tonnes
plastics
wind
up
in
the
environment,
plastic
pollution
is
a
severe
issue
that
worsens
with
time.
In
addition
to
primary
particles,
large
items
are
fragmented
due
ultraviolet
radiation,
degradation,
and
other
environmental
causes,
resulting
minuscule
compounds,
known
as
microplastics
or
nanoplastics.
They
adsorb
hazardous
contaminants
easily
get
absorbed
by
organisms,
for
example,
polychlorinated
biphenyls,
polycyclic
aromatic
hydrocarbons,
heavy
metals
adhered
microplastic
surfaces
their
tiny
size
surface
area.
Studies
on
toxicity
fate
crucial
light
these
challenges,
but
effectiveness
depends
sampling
procedure,
sample
preparation,
characterization,
analysis,
quantification
techniques.
The
standard
methods
characterization
performed
using
Fourier
transform
infrared
resonance,
Raman
Spectroscopy,
pyrolysis
Gas
Chromatography
Mass
Spectrometry.
Unfortunately,
none
techniques
can
achieve
in-situ
non-invasive
characterization.
These
processes
complex,
non-uniform
across
studies,
different
specific
domains
such
soil/sediment,
water
groundwater,
biota,
atmosphere.
Thus,
current
study
highlights
methodology
being
used
sampling,
analysis
from
solid,
aqueous,
air,
biota
samples.
This
review
paper
also
specifies
tool
concentration
types
Future
studies
should
prioritize
development
standardized
protocols
ensure
comparability
diverse
ecosystems.
Additionally,
employing
advanced
analytical
collaborating
interdisciplinary
fields
enhance
accuracy
reliability
separation
methods.
