Journal of Hazardous Materials,
Journal Year:
2024,
Volume and Issue:
471, P. 134253 - 134253
Published: April 11, 2024
Micro-
and
nanoplastics
(MNPs)
are
ubiquitous
in
the
environment,
resulting
uptake
of
MNPs
by
a
variety
organisms,
including
humans,
leading
to
particle-cell
interaction.
Human
macrophages
derived
from
THP-1
cell
lines
take
up
Polystyrene
(PS),
widespread
plastic.
The
question
therefore
arises
whether
primary
human
also
PS
micro-
nanobeads
(MNBs)
how
they
react
this
stimulation.
Major
aim
study
is
visualize
validate
isolation
peripheral
blood
mononuclear
cells
(PBMCs)
assess
impact
on
macrophages.
Uptake
PBMCs
was
examined
transmission
electron
microscopy
(TEM),
scanning
live
imaging.
In
addition,
reaction
analyzed
terms
metabolic
activity,
cytotoxicity,
production
reactive
oxygen
species
(ROS)
macrophage
polarization.
This
first
MNBs
using
TEM
Metabolic
activity
size-
concentration-dependent,
necrosis
ROS
were
increased.
methods
demonstrated
outline
an
approach
influence
MNP
exposure
help
investigating
consequences
worldwide
plastic
pollution.
among
particles
which
can
be
found
different
ecosystems
(1).
Because
their
size,
enter
food
chain
accumulate
large
organisms
(2).
Previous
studies
already
showed
cytotoxic
effect
murine
dTHP-1
(3,
4).
However
more
research
needed
distribution
humans.
Studying
potential
health
risks
model,
supports
process
political
decision-making
addressing
Annals of Global Health,
Journal Year:
2023,
Volume and Issue:
89(1)
Published: Jan. 1, 2023
Plastics
have
conveyed
great
benefits
to
humanity
and
made
possible
some
of
the
most
significant
advances
modern
civilization
in
fields
as
diverse
medicine,
electronics,
aerospace,
construction,
food
packaging,
sports.
It
is
now
clear,
however,
that
plastics
are
also
responsible
for
harms
human
health,
economy,
earth's
environment.
These
occur
at
every
stage
plastic
life
cycle,
from
extraction
coal,
oil,
gas
its
main
feedstocks
through
ultimate
disposal
into
The
extent
these
not
been
systematically
assessed,
their
magnitude
fully
quantified,
economic
costs
comprehensively
counted.The
goals
this
Minderoo-Monaco
Commission
on
Human
Health
examine
plastics'
impacts
across
cycle
on:
(1)
health
well-being;
(2)
global
environment,
especially
ocean;
(3)
economy;
(4)
vulnerable
populations-the
poor,
minorities,
world's
children.
On
basis
examination,
offers
science-based
recommendations
designed
support
development
a
Global
Treaty,
protect
save
lives.This
report
contains
seven
Sections.
Following
an
Introduction,
Section
2
presents
narrative
review
processes
involved
production,
use,
notes
hazards
environment
associated
with
each
stages.
3
describes
ocean
potential
enter
marine
web
result
exposure.
4
details
health.
5
first-order
estimate
health-related
costs.
6
examines
intersection
between
plastic,
social
inequity,
environmental
injustice.
7
Commission's
findings
recommendations.Plastics
complex,
highly
heterogeneous,
synthetic
chemical
materials.
Over
98%
produced
fossil
carbon-
oil
gas.
comprised
carbon-based
polymer
backbone
thousands
additional
chemicals
incorporated
polymers
convey
specific
properties
such
color,
flexibility,
stability,
water
repellence,
flame
retardation,
ultraviolet
resistance.
Many
added
toxic.
They
include
carcinogens,
neurotoxicants
endocrine
disruptors
phthalates,
bisphenols,
per-
poly-fluoroalkyl
substances
(PFAS),
brominated
retardants,
organophosphate
retardants.
integral
components
many
environment.Global
production
has
increased
almost
exponentially
since
World
War
II,
time
more
than
8,300
megatons
(Mt)
manufactured.
Annual
volume
grown
under
Mt
1950
460
2019,
230-fold
increase,
track
triple
by
2060.
More
half
all
ever
2002.
Single-use
account
35-40%
current
represent
rapidly
growing
segment
manufacture.Explosive
recent
growth
reflects
deliberate
pivot
integrated
multinational
fossil-carbon
corporations
produce
manufacture
plastics.
reducing
fuels
increasing
manufacture.
two
principal
factors
decreasing
demand
due
increases
'green'
energy,
massive
expansion
fracking.Plastic
energy-intensive
contributes
significantly
climate
change.
At
present,
estimated
3.7%
greenhouse
emissions,
contribution
Brazil.
This
fraction
projected
increase
4.5%
2060
if
trends
continue
unchecked.The
three
phases:
disposal.
In
carbon
feedstocks-coal,
gas,
oil-are
transformed
energy-intensive,
catalytic
vast
array
products.
Plastic
use
occurs
aspect
results
widespread
exposure
contained
plastic.
constitute
largest
portion
followed
fibers
construction.Plastic
inefficient,
recovery
recycling
rates
below
10%
globally.
22
waste
enters
year,
much
it
single-use
gigatons
accumulated
1950.
Strategies
controlled
uncontrolled
landfilling,
open
burning,
thermal
conversion,
export.
Vast
quantities
exported
year
high-income
low-income
countries,
where
accumulates
landfills,
pollutes
air
water,
degrades
vital
ecosystems,
befouls
beaches
estuaries,
health-environmental
injustice
scale.
Plastic-laden
e-waste
particularly
problematic.Plastics
plastic-associated
pollution.
contaminate
aquatic
(marine
freshwater),
terrestrial,
atmospheric
environments
destination
found
throughout
ocean,
including
coastal
regions,
sea
surface,
deep
sea,
polar
ice.
appear
resist
breakdown
could
persist
decades.
Macro-
micro-plastic
particles
identified
hundreds
species
major
taxa,
consumed
humans.
Trophic
transfer
microplastic
within
them
demonstrated.
Although
themselves
(>10
µm)
undergo
biomagnification,
hydrophobic
bioaccumulate
animals
biomagnify
webs.
amounts
fates
smaller
nanoplastic
(MNPs
<10
poorly
understood,
but
harm
worrying
given
mobility
biological
systems.
Adverse
pollution
multiple
levels
molecular
biochemical
population
ecosystem.
MNP
contamination
seafood
direct,
though
well
chemicals.
Marine
endangers
ecosystems
upon
which
depends
food,
oxygen,
livelihood,
well-being.Coal
miners,
workers
field
who
extract
suffer
mortality
traumatic
injury,
coal
workers'
pneumoconiosis,
silicosis,
cardiovascular
disease,
chronic
obstructive
pulmonary
lung
cancer.
risk
leukemia,
lymphoma,
hepatic
angiosarcoma,
brain
cancer,
breast
mesothelioma,
neurotoxic
decreased
fertility.
Workers
producing
textiles
die
bladder
interstitial
disease
rates.
toxic
metal
poisoning,
neuropathy,
Residents
"fenceline"
communities
adjacent
sites
experience
risks
premature
birth,
low
birth
weight,
asthma,
childhood
cancer.During
disposal,
release
additives
residual
monomers
people.
National
biomonitoring
surveys
USA
document
population-wide
exposures
disrupt
function
births,
neurodevelopmental
disorders,
male
reproductive
defects,
infertility,
obesity,
renal
cancers.
Chemical-laden
MNPs
formed
degradation
can
living
organisms,
Emerging,
albeit
still
incomplete
evidence
indicates
may
cause
toxicity
physical
toxicological
effects
acting
vectors
transport
bacterial
pathogens
tissues
cells.Infants
womb
young
children
populations
high
plastic-related
effects.
Because
exquisite
sensitivity
early
hazardous
children's
unique
patterns
exposure,
linked
prematurity,
stillbirth,
defects
organs,
impairment,
impaired
growth,
Early-life
non-communicable
diseases
later
life.Plastic's
We
2015
exceeded
$250
billion
(2015
Int$)
globally,
alone
disability
caused
PBDE,
BPA
DEHP
$920
Int$).
(GHG)
emissions
equivalent
1.96
dioxide
(CO2e)
annually.
Using
US
Environmental
Protection
Agency's
(EPA)
cost
metric,
we
annual
GHG
be
$341
Int$).These
costs,
large
they
are,
certainly
underestimate
full
losses
resulting
negative
All
costs-and
costs-are
externalized
petrochemical
manufacturing
industry
borne
citizens,
taxpayers,
governments
countries
around
world
without
compensation.The
adverse
economy
evenly
distributed.
disproportionately
affect
disempowered,
marginalized
workers,
racial
ethnic
communities,
Indigenous
groups,
women,
children,
whom
had
little
do
creating
crisis
lack
political
influence
or
resources
address
it.
Plastics'
harmful
keenly
felt
South,
small
island
states,
disenfranchised
areas
North.
Social
justice
(SEJ)
principles
require
reversal
inequitable
burdens
ensure
no
group
bears
disproportionate
share
those
benefit
economically
bear
fair
currently
costs.It
clear
sustainable
societal
injustices.The
driver
worsening
exponential
accelerating
production.
further
magnified
long
persistence
environment.The
plastics-monomers,
additives,
processing
agents,
non-intentionally
substances-include
amongst
number
known
disruptors,
neurotoxicants,
persistent
organic
pollutants.
planetary
leach
out
plastics,
pollution,
disease.
efforts
reduce
must
chemicals.To
at-risk
populations,
put
end
2040,
supports
urgent
adoption
nations
strong
comprehensive
Treaty
accord
mandate
set
forth
March
2022
resolution
United
Nations
Environment
Assembly
(UNEA).International
measures
needed
curb
because
transcend
national
boundaries,
scale,
well-being
people
poorest
nations.
Effective
implementation
will
international
action
coordinated
complemented
interventions
national,
regional,
local
levels.This
urges
cap
targets,
timetables,
contributions
central
provision
Treaty.
recommend
inclusion
following
provisions:The
needs
extend
beyond
microplastics
litter
plastics.The
banning
severely
restricting
unnecessary,
avoidable,
problematic
items,
items
manufactured
microbeads.The
requirements
extended
producer
responsibility
(EPR)
make
producers,
manufacturers
products
legally
financially
safety
end-of-life
management
materials
sell.The
reductions
complexity
products;
health-protective
standards
additives;
requirement
non-toxic
materials;
disclosure
components;
traceability
components.
International
cooperation
essential
implementing
enforcing
standards.The
SEJ
remedies
fill
gaps
community
knowledge
advance
both
distributional
procedural
equity.This
encourages
calling
exploration
listing
least
pollutants
(POPs)
Stockholm
Convention.This
interface
Basel
London
Conventions
enhance
slow
exports
least-developed
countries.This
recommends
creation
Permanent
Science
Policy
Advisory
Body
guide
Treaty's
implementation.
priorities
would
Member
States
other
stakeholders
evaluating
solutions
effective
consumption,
enhancing
recycling,
curbing
generation
waste.
assess
trade-offs
among
evaluate
safer
alternatives
monitor
transnational
export
coordinate
robust
oceanic-,
land-,
air-based
monitoring
programs.This
investment
research
crisis.
need
determine
cost-effective
context
particular
proposed
solutions.
Oceanographic
better
measure
concentrations
µm
understand
distribution
fate
Biomedical
elucidate
MNPs.This
finds
boon
stealth
threat
enormous
benefits,
linear
pay
attention
design
safe
near
absence
recovery,
reuse,
grave
damage,
injustices.
worsening.While
there
remain
about
uncertainties
magnitude,
available
today
demonstrates
unequivocally
severity
intervention
Manufacture
continue.
However,
reckless
ever-increasing
unnecessary
products,
curbed.Global
against
failure
act
immense.
Environmental Toxicology and Pharmacology,
Journal Year:
2023,
Volume and Issue:
101, P. 104204 - 104204
Published: June 28, 2023
Microplastics
(MPs)
are
in
all
environmental
compartments,
including
atmosphere,
terrestrial,
and
aquatic
environments
as
well
marine
organisms,
foods,
drinking
water,
indoor
outdoor
environments.
MPs
can
enter
the
human
body
through
food
chain
contaminated
environment.
Ingestion,
inhalation,
dermal
contact
routes
of
their
entry
into
body.
Recent
studies
reporting
detection
within
have
raised
concern
among
scientific
community
knowledge
about
exposure
is
still
very
limited
impact
on
health
not
well-understood
yet.
In
this
review
article,
we
briefly
cover
reports
evidencing
MP
body,
e.g.,
stool,
placenta,
lungs,
liver,
sputum,
breast
milk,
blood.
A
concise
synopsis
sample
preparation
analysis
such
matrices
also
provided.
This
article
presents
a
summary
effect
cell
lines
health.
Environment & Health,
Journal Year:
2023,
Volume and Issue:
1(3), P. 139 - 149
Published: Aug. 2, 2023
Microplastics
are
a
globally
emerging
contaminant
in
the
environment,
but
little
is
known
about
potential
risks
of
microplastics
to
human
health.
Possible
exposure
routes
humans
include
ingestion,
inhalation,
and
dermal
penetration,
with
last
these
needing
equal
attention
as
other
two
main
routes.
Evidence
showed
presence
human-derived
biological
samples
(i.e.,
excrement,
biofluids,
tissues).
Most
toxicological
studies
on
were
based
laboratory
rodents
cells.
Energy
homeostasis,
intestinal
microflora,
reproductive,
immune,
nervous
systems
regarded
targets
microplastics.
The
toxicity
microstructures
including
lysosomes,
mitochondria,
endoplasmic
reticulum,
nucleus
further
revealed
health
at
cellular
levels.
As
carrier,
also
had
magnify
contaminants
environment
(e.g.,
plasticizer,
metals,
antibiotics,
microorganisms).
Studies
environmentally
realistic
conditions
still
their
infancy
many
unsolved
questions
predict
The
increasing
global
attention
on
micro(nano)plastics
(MNPs)
is
a
result
of
their
ubiquity
in
the
water,
air,
soil,
and
biosphere,
exposing
humans
to
MNPs
daily
basis
threatening
human
health.
However,
crucial
data
body,
including
sources,
occurrences,
behaviors,
health
risks,
are
limited,
which
greatly
impedes
any
systematic
assessment
impact
body.
To
further
understand
effects
we
must
identify
existing
knowledge
gaps
that
need
be
immediately
addressed
provide
potential
solutions
these
issues.
Herein,
examined
current
literature
behaviors
body
as
well
risks.
Furthermore,
identified
key
resolved
comprehensively
assess
Additionally,
complexity
lack
efficient
analytical
methods
main
barriers
impeding
investigations
necessitating
development
standard
unified
method.
Finally,
highlighted
for
interdisciplinary
studies
from
environmental,
biological,
medical,
chemical,
computer,
material
scientists
fill
drive
research.
Considering
inevitability
occurrence
exposure
MNPs,
more
urgently
required
enhance
our
understanding
negative
Environmental Science & Technology,
Journal Year:
2024,
Volume and Issue:
58(20), P. 8709 - 8723
Published: April 24, 2024
Microplastics
(MPs),
plastic
particles
smaller
than
5
mm,
are
now
a
growing
environmental
and
public
health
issue,
as
they
detected
pervasively
in
freshwater
marine
environments,
ingested
by
organisms,
then
enter
the
human
body.
Industrial
development
drives
this
burden
caused
MP
formation
uptake
elevating
pollution
levels
shaping
domestic
dietary
structure.
We
map
across
109
global
countries
on
five
continents
from
1990
to
2018,
focusing
world's
major
coastlines
that
affected
affects
United
Nations'
Sustainable
Development
Goals
(SDGs):
SDG
6
(Clean
Water
Sanitation),
14
(Life
Below
Water),
15
Land).
Amid
rapid
industrial
growth,
Indonesia
tops
per
capita
intake
at
g
monthly.
In
Asian,
African,
American
countries,
including
China
States,
airborne
increased
over
6-fold
2018.
Eradicating
90%
of
aquatic
debris
can
help
decrease
more
48%
Southeast
Asian
peak
uptake.
To
reduce
potential
risks,
governments
developing
industrialized
Asia,
Europe,
Africa,
North
South
America
should
incentivize
removal
free
saltwater
environments
through
advanced
water
treatment
effective
solid
waste
management
practices.
Deleted Journal,
Journal Year:
2025,
Volume and Issue:
2(1)
Published: Jan. 9, 2025
Marine
algae,
which
are
often
overlooked
but
extremely
versatile,
proving
to
be
a
promising
solution
in
the
midst
of
environmental
challenges.
They
used
as
raw
materials
various
sectors
and
also
serve
food
for
humans.
The
rapid
increase
plastics
poses
an
urgent
ecological
problem
that
requires
immediate
attention
marine
ecosystem.
This
study
provides
overview
microplastics
(MPs)
pollution
its
harmful
effects
on
human
health.
addresses
research
gaps
future
directions.
data
was
collected
from
databases
such
Scopus,
Web
Science,
Dimension,
Pubmed
Central.
bibliometric
analysis
shows
total
1020
articles
were
extracted
study.
Fibers,
fragments,
foam,
films,
microbeads
most
abundant
MPs
types
found
seaweed
Fucus
vesiculosus,
Gracilaria
lemaneiformis,
Ulva
flexuosa.
Most
MP's
recorded
U.
prolifera,
Caulerpa
F.
G.
Chondrus
ocellatus,
lactuca.
These
contaminated
with
can
cause
oxidative
damage,
cytotoxicity,
neurotoxicity
carcinogenicity
consumers.
studies
contamination
algae
conducted
2020,
2021
2022.
suggests
since
consumed
worldwide,
additional
field
laboratory
needed
determine
true
situation.
results
suggest
further
is
Further
global
needed,
well
continuous
monitoring
levels
edible
algae.
Public
awareness
crucial
minimize
impact
plastic
oceans,
innovative
technologies,
consumer
choices
responsibility.
Interdisciplinary
collaboration
key
sustainable
coexistence
environment.