Ecological Indicators,
Journal Year:
2023,
Volume and Issue:
154, P. 110836 - 110836
Published: Aug. 20, 2023
Nanoplastic
(<1
µm)
pollution
in
the
marine
environment
is
a
cause
of
growing
concern
due
to
current
difficulties
measuring
their
occurrence
abiotic
and
biotic
matrices,
with
consequent
uncertainties
on
ecological
risk
for
natural
communities
associated
ecosystem
services.
Most
investigations
dealing
nano-ecotoxicity
have
been
conducted
bench-scale
by
examining
effects
single
model
species
under
short-term
exposure
conditions
at
high
concentrations
(>50
mgL−1).
Both
negligible
impacts
detrimental
effects,
although
poorly
descriptive
real
environmental
scenarios,
documented
different
trophic
levels
functionalities.
Polystyrene
nanospheres
(<100
nm)
are
far
most
tested
as
proxy
nanoplastics,
even
though
nanoplastics
composed
other
polymers
shapes
(i.e.,
irregular
fibers)
has
reported
seawater
column
sediments.
Limited
information
bioaccumulation
hamper
selection
key
bioindicator
following
various
criteria
target,
highly
sensitive,
endangered,
etc)
monitoring
assessment
(ERA)
purposes.
A
holistic
approach
thus
required
starting
from
setting
environmentally
relevant
coupled
chronic
exposure,
selecting
bioindicators
including
those
having
role
processes,
functions
services,
also
human
consumption
(shellfish
seafood).
The
present
mini-review
aims
provide
framework
best
nanoplastic
along
knowledge
sources,
circulation
behavior
temperate
polar
environments
potential
compartments/species
more
support
ERA.
Less
investigated
niches
habitats,
which
should
deserve
attention
future
studies,
identified.
The Science of The Total Environment,
Journal Year:
2023,
Volume and Issue:
869, P. 161847 - 161847
Published: Jan. 26, 2023
Microplastic
(MP)
pollution
is
of
great
environmental
concern.
MPs
have
been
found
all
over
the
Earth,
including
in
poles,
which
indicative
for
important
threat
they
constitute.
Yet,
while
ocean
object
major
interest,
data
available
literature
about
MP
freshwaters
Earth's
poles
are
still
limited.
Here,
we
review
current
knowledge
Arctic,
Antarctica
and
Third
Pole,
assess
its
ecological
implications.
This
highlights
presence
lakes,
rivers,
snow,
glaciers
investigated
sites,
questions
transport
patterns
through
reach
these
remote
areas,
illustrates
that
a
real
problem
not
only
marine
systems,
but
also
freshwater
environments
poles.
can
indeed
be
ingested
by
animals
physically
damage
their
digestive
tracts,
as
well
escalate
trophic
levels.
alter
microbial
communities
serving
surfaces
onto
microbes
grow
develop,
enhance
ice
melting
when
trapped
glaciers.
Hence,
considered
limited
available,
encourage
more
research
on
theme.
Environments,
Journal Year:
2022,
Volume and Issue:
9(7), P. 93 - 93
Published: July 15, 2022
The
number
of
scientists
and
tourists
visiting
Antarctica
is
on
the
rise
and,
despite
management
framework
for
environmental
protection,
some
coastal
areas,
particularly
in
Antarctic
Peninsula
region,
are
affected
by
plastic
contamination.
few
data
available
occurrence
microplastics
(<5
mm)
difficult
to
compare,
due
different
methodologies
used
monitoring
studies.
However,
indications
emerging
guide
future
research
implement
protocols.
In
surface
subsurface
waters
Southern
Ocean,
debris
>300
µm
appears
be
scarce
far
less
abundant
than
paint
chips
released
from
vessels.
Yet,
near
scientific
stations,
fragmentation
degradation
larger
items,
as
well
microbeads
microfibers
into
wastewater
personal
care
products
laundry,
could
potentially
affect
marine
organisms.
Some
studies
indicate
that,
through
long-range
atmospheric
transport,
fibers
produced
other
continents
can
deposited
Antarctica.
Drifting
also
cross
Polar
Front,
with
potential
carry
alien
fouling
organisms
Ocean.
Sea
ice
dynamics
appear
favor
uptake
algae
krill,
key
species
food
web.
Euphausia
superba
apparently
has
ability
fragment
expel
ingested
particles
at
nanoscale.
most
endemic
species,
unique
ecophysiological
adaptations
extreme
conditions
likely
highly
sensitive
cumulative
stresses
caused
climate
change,
anthropogenic
disturbances.
Although
there
limited
evidence
date
that
micro-
nanoplastics
have
direct
biological
effects,
our
review
aims
raising
awareness
problem
order
assess
real
impact
Antarctica,
underlines
urgency
fill
methodological
gaps
their
detection
all
matrices,
equip
stations
ships
adequate
treatment
plants
reduce
release
microfibers.
Water Biology and Security,
Journal Year:
2022,
Volume and Issue:
1(3), P. 100040 - 100040
Published: May 4, 2022
Microplastic
pollution
has
become
an
increasingly
important
environmental
issue
worldwide
in
recent
years
because
of
its
ubiquitous
presence
different
media
and
potential
to
affect
the
health
organisms
ecosystems.
Aquaculture
contributes
significantly
world's
food
production
nutritional
supply,
especially
developing
countries.
Widespread
occurrence
microplastics
aquaculture
systems
raised
great
concern
regarding
safety
issues
products.
China
is
a
world
leader
production,
with
freshwater
accounting
for
59.1%
total
2020.
Therefore,
this
review
mainly
focuses
on
research
progress
related
microplastic
China.
Results
from
literature
show
that
are
present
at
abundances
comparable
natural
waterbodies
Microplastics
can
be
ingested
remain
body
Exposure
adversely
aquatic
ecosystem
functions.
However,
risks
real
environment
uncertain.
Consumption
products
not
major
pathway
human
exposure
microplastics.
To
provide
scientific
guidance
governmental
decision-making
control,
future
work
should
focus
toxicological
methodology
understanding
impacts
community
levels.
Environmental Science Advances,
Journal Year:
2024,
Volume and Issue:
3(4), P. 543 - 560
Published: Jan. 1, 2024
The
review
presents
a
complete
update
of
previous
reviews
on
the
topics
environmental
contamination,
climate
change
and
human
impact
Antarctic
ecosystems.
Frontiers in Marine Science,
Journal Year:
2024,
Volume and Issue:
11
Published: March 6, 2024
The
Arctic
and
Antarctica
represent
two
of
the
most
inhospitable
poorly
investigated
biomes
in
world.
Although
polar
regions
are
still
perceived
as
some
pristine
places
existence,
these
remote
no
longer
immune
to
anthropogenic
pollution,
particular,
micro-
nanoplastics.
Seabirds,
avian
species
feeding
mainly
at
sea,
indicators
change
environment
an
early
study
group
ecological
for
plastic
pollution.
goal
this
bibliometric
overview
is
evaluate
international
research
trends
on
impacts
microplastics
(MPs)
nanoplastics
(NPs)
seabirds
inhabiting
regions.
A
total
least
13
seabird
were
reported
have
ingested
MPs
from
1983–2023.
Overall,
1130
samples
investigated,
including
stomach
content,
pouch
guano,
pellets.
Pellets
substrate
(699),
followed
by
contents
(309),
guano
(101),
(21).
median
31.5
per
sample
was
found
Arctic,
with
average
7.2
sample.
35
Antarctica,
1.1
frequently
fragment
form.
3526
retrieved
stomachs
(3013),
pellets
(398),
(75),
(40).
Polyethylene
dominant
polymer
found,
polypropylene
polystyrene.
monitoring
MP
ingestion
crucial
mitigating
marine
terrestrial
organisms.
Standardized
protocols
could
boost
safeguarding
reduce
