Ingeniería del agua,
Год журнала:
2025,
Номер
29(1), С. 44 - 56
Опубликована: Янв. 30, 2025
El
presente
trabajo
analiza
la
acumulación
de
microplásticos
(MPs)
en
Sistemas
Urbanos
Drenaje
Sostenible
(SUDS)
maduros
Xàtiva,
Valencia,
con
el
objetivo
evaluar
su
capacidad
retención
suelo
y
relación
plásticos
mayor
tamaño
(MAPs).
Se
realizaron
muestreos
tres
secciones
dos
cunetas
vegetadas,
donde
se
identificaron
un
total
3500
MPs
1200
MAPs,
evidenciando
una
concentración
media
150
por
kg
suelo.
observaron
variaciones
entre
los
puntos
muestreo,
indicando
rango
120
a
185
kg.
Esta
variabilidad
relaciona
presencia
sugiriendo
que
SUDS
son
efectivos
diferentes
tamaños.
Las
conclusiones
indican
subrayando
relevancia
esta
para
gestión
contaminación
plástica
entornos
urbanos.
Journal of Hazardous Materials Advances,
Год журнала:
2023,
Номер
12, С. 100346 - 100346
Опубликована: Июль 20, 2023
Urbanization
itself
is
a
major
and
furthermost
imperative
contributor
to
the
release
of
microplastics
into
environments.
As
cities
grow
develop,
more
plastic
products
are
consumed
discarded,
resulting
in
increased
pollution
levels.
Although
researches
on
airborne
(AMPs)
urban
regions
scare,
recent
findings
have
shown
high
concentration
them
air
residential
areas.
Textiles
main
source
indoor
ambiance,
while
traffic-related
particles,
textiles
agricultural
marine
appear
be
responsible
for
polluting
cities'
outdoor
atmosphere.
Local
metrological
situation,
topography
physical
features
particles
control
behavior,
distribution
fate
microplastics.
Inhalation
primary
exposure
route
may
induce
toxicity
respiratory
tract.
Understanding
these
factors
crucial
developing
effective
strategies
mitigate
their
impact
human
health
environment.
Current
work
reviews
published
literature
settings
aiming
at
characterizing
parent's
materials,
potential
sources
both
spaces,
possible
impacts
along
with
some
further
suggestions.
Journal of Contaminant Hydrology,
Год журнала:
2024,
Номер
264, С. 104360 - 104360
Опубликована: Май 1, 2024
A
global
study
on
tap
water
samples
has
found
that
up
to
83%
of
these
contained
microplastic
fibres.
These
findings
raise
concerns
about
their
potential
health
risks.
Ingested
particles
have
already
been
associated
with
harmful
effects
in
animals,
which
similar
outcomes
humans.
Microplastics
are
ubiquitous
the
environment,
commonly
disposed
landfills
and
waste
sites.
Within
indoor
environments,
common
sources
synthetic
textiles,
plastic
bottles,
packaging.
From
various
point
sources,
they
globally
distributed
through
air
can
enter
humans
pathways.
The
finding
microplastics
fresh
snow
Antarctic
highlights
just
how
widely
dispersed.
behaviour
risks
from
strongly
influenced
by
physicochemical
properties,
is
why
surfaces
important.
Surface
interactions
also
important
pollutant
transport
via
adsorption
onto
particles.
Our
review
covers
latest
research
including
statistics
abundance,
occurrence
fate
methods
reducing
exposure
removal.
We
conclude
proposing
future
directions
into
more
effective
remediation
new
technologies
sustainable
green
need
be
explored
achieve
success
removal
waters
at
large
scale.
Frontiers in Environmental Science,
Год журнала:
2023,
Номер
11
Опубликована: Янв. 20, 2023
Urban
stormwater
runoff
is
an
important
pathway
for
the
introduction
of
microplastics
and
other
anthropogenic
pollutants
into
aquatic
environments.
Highly
variable
concentrations
have
been
reported
globally
in
runoff,
but
knowledge
key
factors
within
urban
environments
contributing
to
this
variability
remains
limited.
Furthermore,
few
studies
date
quantitatively
assessed
release
receiving
waters
via
runoff.
The
objectives
study
were
assess
influence
different
catchment
characteristics
on
type
amount
provide
estimate
quantity
discharged
during
rain
events.
Stormwater
samples
collected
both
dry
periods
(baseflow)
events
from
15
locations
throughout
city
Calgary,
Canada’s
fourth
largest
city.
These
catchments
ranged
size
contained
types
predominant
land
use.
Microplastics
found
all
samples,
with
total
ranging
0.7
200.4
pcs/L
(mean
=
31.9
pcs/L).
Fibers
most
prevalent
morphology
identified
(47.7
±
33.0%),
greatest
percentage
125–250
µm
range
(26.6
22.9%)
followed
by
37–125
(24.0
22.3%).
Particles
predominantly
black
(33.5
33.8%),
transparent
(22.6
31.3%),
or
blue
(16.0
21.6%).
Total
concentrations,
dominant
morphologies,
distributions
differed
between
baseflow,
smaller
particles
higher
being
Concentrations
did
not
differ
significantly
amongst
use
types,
positively
correlated
maximum
flow
rate,
size,
impervious
surface
area
a
catchment.
Combining
microplastic
hydrograph
data
events,
we
estimated
that
individual
outfalls
1.9
million
9.6
billion
per
event.
results
further
evidence
significant
suggests
mitigation
strategies
pollution
should
focus
larger
urbanized
catchments.
Chemosphere,
Год журнала:
2023,
Номер
320, С. 138103 - 138103
Опубликована: Фев. 10, 2023
Bioretention
systems
are
designed
for
quality
treatment
of
stormwater.
Particulate
contaminants
commonly
treated
efficiently
and
accumulate
mainly
in
the
surface
layer
bioretention
filter
material.
However,
concerns
exist
that
microplastic
particles
may
not
show
equal
accumulation
behavior
as
other
sediment
particles.
So
far
only
two
field
laboratory
studies
available
on
fate
microplastics
few
relatively
newly
built
systems.
Therefore,
this
study
investigated
abundance
distribution
nine
7-12
years
old
stormwater
It
was
found
generally
Microplastic
median
particle
concentrations
decreased
significantly
from
(0-5
cm)
material
to
10-15
cm
depth
448
136
particles/100
g,
respectively.
The
distance
inlet
did
affect
particles,
suggesting
modest
spatial
variability
older
Further,
polymer
composition
shown
PP,
EVA,
PS
EPDM
rubber
most
abundant
types
Also,
it
large
percentages
black
(median
percentage
particles:
39%)
which
were
28
33
samples.
This
underlines
importance
including
stormwater,
has
been
overlooked
previous
studies.
