Bisphenol
A
(BPA),
an
endocrine-disrupting
contaminant,
is
ubiquitous
in
the
environment
due
to
its
presence
plastics,
wastewater,
and
agricultural
runoff.
This
study
investigated
photodegradation
behavior
of
BPA
coastal
aquaculture
waters
near
Qingdao,
China.
Lower
salinity
promoted
photodegradation,
while
higher
has
inhibitory
effect,
suggesting
slower
degradation
seawater
compared
ultrapure
water.
Triplet-excited
dissolved
organic
matter
(3DOM*)
was
identified
as
primary
mediator
degradation,
with
additional
contributions
from
hydroxyl
radicals
(•OH),
singlet
oxygen
(1O2),
halogen
(HRS).
Alepocephalidae
water
exhibited
fastest
rate,
likely
high
DOM
nitrate/nitrite
(NO3-/NO2-)
content,
which
are
sources
3DOM*
•OH.
positive
correlation
existed
between
NO3-/NO2-
concentration
rate.
UPLC-Q-TOF-MS
analysis
products,
formed
mainly
through
oxidative
substitution,
nitration,
chlorination
pathways.
Elucidating
these
mechanisms
provides
valuable
insights
into
environmental
fate
potential
ecological
risks
environments.
knowledge
can
inform
strategies
for
marine
protection
development
sustainable
practices.
Photochemical & Photobiological Sciences,
Год журнала:
2024,
Номер
23(4), С. 629 - 650
Опубликована: Март 21, 2024
Abstract
This
Assessment
Update
by
the
Environmental
Effects
Panel
(EEAP)
of
United
Nations
Environment
Programme
(UNEP)
considers
interactive
effects
solar
UV
radiation,
global
warming,
and
other
weathering
factors
on
plastics.
The
illustrates
significance
radiation
in
decreasing
durability
plastic
materials,
degradation
debris,
formation
micro-
nanoplastic
particles
accompanying
leaching
potential
toxic
compounds.
Micro-
nanoplastics
have
been
found
all
ecosystems,
atmosphere,
humans.
While
biological
risks
are
not
yet
well-established,
widespread
increasing
occurrence
pollution
is
reason
for
continuing
research
monitoring.
Plastic
debris
persists
after
its
intended
life
soils,
water
bodies
atmosphere
as
well
living
organisms.
To
counteract
accumulation
plastics
environment,
lifetime
novel
or
alternatives
should
better
match
functional
products,
with
eventual
breakdown
releasing
harmless
substances
to
environment.
Emerging contaminants,
Год журнала:
2024,
Номер
10(4), С. 100388 - 100388
Опубликована: Июль 6, 2024
The
pervasive
use
of
plastics
in
modern
society
necessitates
the
incorporation
organic
additives
to
enhance
their
performance.
However,
leachability
these
and
potential
adverse
effects
on
environmental
biological
health
have
raised
significant
concerns.
This
review
provides
a
comprehensive
evaluation
factors
influencing
release
from
examines
detrimental
impacts
organisms
humans.
It
discusses
effective
degradation
techniques,
such
as
photodegradation
biodegradation,
mitigate
effects.
Furthermore,
this
explores
recent
advancements
eco-friendly
plastic
additives,
including
bio-based
plasticizers,
flame
retardants,
antioxidants,
environmentally
friendly
non-biobased
additives.
highlights
alternatives
traditional
integrates
latest
research
findings
emerging
trends,
underscoring
need
for
continued
development
sustainable
solutions.
aims
facilitate
transition
techniques
greener
effort
contributes
protection
development,
providing
crucial
guidance
insights
future
practical
applications.
Recycling,
Год журнала:
2024,
Номер
9(2), С. 30 - 30
Опубликована: Апрель 9, 2024
This
review
summarizes
recent
data
related
to
the
management
of
marine
plastic
litter
promote
sustainable
development.
It
discusses
distribution
and
identification
litter,
assesses
potential
socio-economic
environmental
impacts
these
pollutants,
explores
their
recovery
strategies,
from
a
circular
economy
perspective.
The
main
findings
indicate
that
majority
originates
land-based
sources.
Current
technologies
approaches
for
valorizing
include
mechanical
chemical
recycling,
blockchain
by
providing
traceability,
verification,
efficiency
transparency
throughout
recycling
process,
public
awareness
programs
education.
developed
policies
prevent
emphasize
regulations
initiatives
focused
toward
reducing
use
improving
waste
management.
By
adopting
holistic
approach,
it
is
possible
mitigate
impact
debris
while
simultaneously
creating
economic
opportunities.
