Water Emerging Contaminants & Nanoplastics,
Год журнала:
2024,
Номер
3(2)
Опубликована: Май 23, 2024
An
increasing
global
problem
is
the
buildup
of
improperly
handled
plastic
garbage
in
environment.
One
biggest
environmental
issues
facing
aquatic
ecosystems
today
contamination
from
bulk
plastics
and
detritus.
Specifically,
microplastics
(MPs)
nanoplastics,
which
are
small-scale
waste,
now
main
causes
pollution
freshwater
marine
environments.
On
other
hand,
systems
acknowledged
as
one
major
hazards
our
world.
Currently,
concerns
have
been
raised
regarding
breakdown
products
into
micro
nanosized
particles,
because
ineffective
waste
management.
To
prioritize
regions
for
mitigation
policy
implementation,
it
critical
to
pinpoint
precise
MPs’
transport
mechanisms
locations
where
trash
created.
In
order
show
historical
contemporary
circumstances
well
forecasts
scenarios
management
until
2060,
we
used
continent-level
data
on
This
study,
finally,
presents
a
potential
future
scenario
estimates
destiny,
transport,
occurrence
habitats,
highlighting
different
factors
that
trigger
MPs
water
necessity
rational
waste.
Ecological Indicators,
Год журнала:
2023,
Номер
150, С. 110200 - 110200
Опубликована: Апрель 3, 2023
Microplastic
pollution
has
become
pervasive.
Identifying
a
bioindicator
species
to
track
the
occurrence
and
effects
of
microplastics
(MPs)
on
ecosystems
is
crucial
for
determining
their
impact
environment.
The
digestive
tract
Procambarus
clarkii
was
thought
be
interest
investigating
MPs
accumulation
in
freshwater
organisms.
Our
hypothesis
that
same
type
found
abiotic
compartments
(water
sediment)
could
P.
clarkii,
which
would
make
it
an
ideal
candidate
use
as
MP
ecosystems.
Water,
sediment,
specimens
were
collected
from
four
sites
lentic
ecosystem
(Lake
Candia;
northwestern
Italy)
two
consecutive
years
(2021–2022).
mean
abundance
1.75
±
0.95
items/m3
2021
2
0.81
2022
water
samples
6.75
1.5
items/kg
8
sediment
2022,
respectively.
In
2021,
average
0.06
0.07
items/g
males
0.05
females;
0.04
females,
fibers
fragments
(black,
white,
blue,
light
blue)
polypropylene
polyethylene
terephthalate
biotic
compartments.
generalized
linear
mixed
model
revealed
number
predicted
only
by
total
weight:
lowest
recorded
crayfish
with
highest
weight
probably
due
feeding
habits
clarkii.
findings
suggest
invasive
(smaller
individuals,
particular)
good
since
items
Further
research
needed
better
understand
behavior
dynamics
aquatic
Environmental Science & Technology,
Год журнала:
2023,
Номер
57(8), С. 3042 - 3052
Опубликована: Фев. 15, 2023
While
microplastic
transport,
fate,
and
effects
have
been
a
focus
of
studies
globally,
the
consequences
their
presence
on
ecosystem
functioning
not
received
same
attention.
With
increasing
evidence
accumulation
microplastics
at
sediment–water
interfaces
there
is
need
to
assess
impacts
engineers,
also
known
as
bioturbators,
which
direct
indirect
health.
This
study
investigated
impact
bioturbator
Tubifex
tubifex
alongside
any
biogeochemical
processes
interface.
Bioturbators
were
exposed
four
sediment
concentrations:
0,
700,
7000,
70000
particles
kg–1
dry
weight.
Though
no
mortality
was
present,
significant
response
oxidative
stress
detected
in
tubificid
worms
after
exposure
medium
concentration
(7000
weight).
accompanied
by
reduction
worm
bioturbation
activities
assessed
ability
rework
stimulate
exchange
water
fluxes
Consequently,
contributions
organic
matter
mineralization
nutrient
significantly
reduced
microplastics.
demonstrated
that
environmentally
realistic
concentrations
had
an
interface
reducing
worms.
