Environmental Science & Technology,
Год журнала:
2023,
Номер
57(37), С. 13980 - 13990
Опубликована: Сен. 5, 2023
The
rise
of
electronics
inevitably
induced
the
co-pollution
novel
brominated
flame
retardants
(NBFRs)
and
microplastics
(MPs).
However,
studies
on
how
they
interact
to
influence
their
bioavailability
are
scarce.
Here,
we
explored
mechanism
acrylonitrile
butadiene
styrene
(ABS)-MPs
bioaccumulation
decabromodiphenyl
ethane
(DBDPE)
in
soil-earthworm
microcosms.
exhibited
a
temporal
pattern
characterized
by
short-term
inhibition
long-term
promotion.
After
28
days
exposure,
DBDPE
co-exposure
(10
mg
kg–1
accompanied
1000
ABS-MPs)
was
2.61
times
higher
than
that
separate
exposure.
adsorption
process
soil,
intestines,
mucus
introduced
DBDPE-carried
MPs,
which
had
concentration
surrounding
soil
directly
affected
DBDPE.
MP-pre-exposure
(100,
1000,
10000
kg–1)
reduced
epidermal
soundness,
secretion,
worm
cast
production.
This
eventually
promoted
contact
between
earthworm
particles
enhanced
tissue
6%–61%
next
DBDPE-postexposure
period,
confirming
MPs
increased
indirectly
impairing
health.
study
indicates
via
self-toxicity,
providing
new
insight
into
combined
risk
NBFRs.
Environmental Advances,
Год журнала:
2023,
Номер
12, С. 100374 - 100374
Опубликована: Май 1, 2023
Earthworms
are
important
soil
organisms,
contributing
to
many
beneficial
ecological
services
that
can
be
harmed
by
heavy
metal
contamination.
Because
of
their
permeable
skin
and
constant
contact
with
through
digestive
tract,
they
extremely
sensitive
Heavy
metals
get
bioaccumulated
in
bodies
cause
major
health
problems.
In
this
review,
we
describe
the
findings
various
studies
on
toxicity
earthworms,
mechanisms
toxicity,
detoxification
responses
consequences
environment.
have
deleterious
impact
earthworms
at
all
levels
organization,
including
inhibiting
enzyme
activities,
causing
DNA
damage,
reducing
survival,
growth
cocoon
production,
altering
behavior
total
earthworm
community
diversity
biomass.
These
negative
effects
disproportionate
adverse
for
stability
as
well
serious
entire
terrestrial
ecosystem.
So,
pollution
poses
a
threat
activity
posing
risk
environment
human
health.
Polymers,
Год журнала:
2024,
Номер
16(19), С. 2807 - 2807
Опубликована: Окт. 3, 2024
The
extensive
use
of
polymeric
materials
has
resulted
in
significant
environmental
pollution,
prompting
the
need
for
a
deeper
understanding
their
degradation
processes
and
impacts.
This
review
provides
comprehensive
analysis
environment
impact
on
health
experimental
animals.
It
identifies
common
polymers,
delineates
pathways,
describes
resulting
products
under
different
conditions.
covers
physical,
chemical,
biological
mechanisms,
highlighting
complex
interplay
factors
influencing
these
processes.
Furthermore,
it
examines
implications
products,
using
animals
as
proxies
assessing
potential
risks
to
human
health.
By
synthesizing
current
research,
focuses
studies
related
small
organisms
(primarily
rodents
invertebrates,
supplemented
by
fish
mollusks)
explore
effects
polymer
living
underscores
urgency
developing
implementing
effective
waste
management
strategies.
These
strategies
are
crucial
mitigating
adverse
impacts
degradation,
thus
promoting
more
sustainable
interaction
between
activities
natural
environment.
Water,
Год журнала:
2024,
Номер
16(5), С. 673 - 673
Опубликована: Фев. 25, 2024
The
global
problem
of
microplastics
in
the
environment
is
“inspiring”
scientists
to
find
environmentally
friendly
and
economically
viable
methods
remove
these
pollutants
from
environment.
Advanced
oxidation
processes
are
among
most
promising
methods.
In
this
work,
potential
Fenton,
photo-Fenton,
Fenton-like
for
degradation
low-density
polyethylene
(LDPE),
polypropylene
(PP),
poly(vinyl
chloride)
(PVC)
water
suspensions
was
investigated.
influence
three
parameters
on
efficiency
process
tested:
pH
medium
(3–7),
mass
added
iron
(10–50
times
less
than
microplastics),
H2O2
(5–25
more
iron).
effectiveness
treatment
monitored
by
FTIR-ATR
spectroscopy.
After
60-min
treatments,
PP
microparticles
were
found
be
insensitive.
Fenton
PVC
photo-Fenton
LDPE
PVC,
changes
FTIR
spectra
related
observed.
cases,
optimized.
It
that
a
low
(3)
high
(optimal
values
1/12
1/10
respectively)
favored
all
three.
concentrations
(25
higher
iron),
while
significantly
lower
(11
15
treatment,
respectively),
suggesting
scavenging
activity
occurs.
Oceans,
Год журнала:
2024,
Номер
5(3), С. 398 - 428
Опубликована: Июнь 21, 2024
Microplastics
are
ubiquitous
in
marine
environments
and
have
been
documented
across
all
ocean
compartments,
especially
surface
waters,
the
world.
Even
though
several
studies
identify
presence
of
microplastics
world’s
five
oceans,
there
remains
an
overt
problem
large
inconsistencies
their
sampling,
extraction,
consequent
quantification.
Despite
complexity
these
methodologies,
researchers
tried
to
explore
microplastic
abundance
waters.
Using
a
systematic
review
approach,
dataset
was
derived
from
73
primary
undertaken
since
year
2010
following
Oslo
Paris
Conventions
(OSPAR)
guidelines
monitor
harmonise
debris.
The
results
showed
differences
distribution
waters
oceans.
overall
concentration
oceans
ranged
between
0.002
62.50
items/m3,
with
mean
2.76
items/m3.
highest
found
Atlantic
(4.98
items/m3),
while
least
observed
Southern
Ocean
(0.04
items/m3).
While
challenging,
this
paper
recommends
harmonisation
separation,
identification
methods
globe
aid
design
appropriate
mitigation
strategies
for
reducing
plastic
pollution.
