Sustainability,
Journal Year:
2024,
Volume and Issue:
16(13), P. 5399 - 5399
Published: June 25, 2024
This
study
involves
an
integrated
and
innovative
approach
employing
high-frequency
monitoring,
which
is
rare
in
studies
focusing
on
solid
waste
beaches.
Eight
drone
flights
were
performed
over
a
tourist
beach
the
Colombian
Caribbean
to
achieve
two
main
objectives:
(i)
quantify
changes
marine
macro-litter
(>2.5
cm)
density,
differences
between
period
when
was
closed
due
COVID-19
pandemic
subsequent
reopening
period;
(ii)
map
abundance
of
coast,
with
emphasis
single-use
waste.
The
number
items
litter
increased
9-fold
periods,
found
crisp/sweet
packets
(n
=
304,
13%
total
waste),
plastic
cups
248,
11%),
expanded
polystyrene
(food
containers)
227,
10%).
factors
contributing
presence
distribution
tourists,
use
beach,
offshore
wind
direction.
results
revealed
that
Salgar
Beach
can
be
considered
exporter
since
incorporated
into
longshore
current
redistributed
either
nearby
beaches
or
ocean.
emphasizes
potential
for
using
images
monitoring
as
well
efficiency
programs
combatting
at
sea.
Comprehensive Reviews in Food Science and Food Safety,
Journal Year:
2022,
Volume and Issue:
21(4), P. 3673 - 3716
Published: June 17, 2022
Abstract
Inorganic
nanoparticles
(NPs)
and
natural
antioxidant
compounds
are
an
emerging
trend
in
the
food
industry.
Incorporating
these
substances
biobased
biodegradable
matrices
as
polysaccharides
(e.g.,
starch,
cellulose,
chitosan)
proteins
has
highlighted
potential
active
packaging
applications
due
to
more
significant
antimicrobial,
antioxidant,
UV
blocking,
oxygen
scavenging,
water
vapor
permeability
effects,
low
environmental
impact.
In
recent
years,
migration
of
metal
NPs
oxides
contact
their
toxicological
have
raised
concerns
about
safety
nanomaterials.
this
review,
we
provide
a
comprehensive
overview
main
polymer
nanocomposites,
inorganic
NPs,
antioxidants,
use
packaging.
The
intrinsic
properties
actives
materials
evaluated
extend
shelf‐life,
safety,
quality.
Toxicological
aspects
understand
current
controversy
on
applying
some
nanomaterials
synergism
plant‐derived
vitamins,
polyphenols,
carotenoids)
essential
oils
(EOs)
potentiated
antibacterial
nanocomposite
films.
Biodegradable
films
based
green
NPs—this
is
biosynthesized
from
plant
extracts–showed
suitable
mechanical
barrier
had
lower
impact
offered
efficient
protection.
Furthermore,
AgNPs
TiO
2
released
ions
into
contents
insufficiently
cause
harm
human
cells,
which
could
be
helpful
understanding
critical
gaps
progress
field.
