Bioremediation Journal,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 24
Published: Dec. 19, 2024
Effective
removal
of
hazardous
heavy
metals
from
wastewater
has
become
a
crucial
concern
for
environmental
scientists
and
engineers
aiming
to
ensure
clean
environment,
protect
aquatic
life,
safeguarding
human
health
worldwide.
Continuous
progress
in
this
field
led
the
development
various
physicochemical
advanced
techniques
removing
metal
ions
reusing
treated
wastewater.
However,
these
methods
often
face
challenges
related
scalability
sustainability.
In
recent
years,
significant
advancements
have
been
made,
with
numerous
studies
indicating
that
extracellular
polymeric
substances
(EPS)
produced
by
wide
range
microorganisms
are
promising
eco-friendly
strategy
Due
their
ease
use,
high
efficiency,
economic
advantages,
EPS
gained
increasing
attention
as
green
biosorbent
metals.
Despite
growing
interest,
few
review
articles
comprehensively
discuss
insights
into
aqueous
streams
using
EPS.
This
compiles
information
on
microbial
diverse
habitats,
focusing
biosorption
mechanisms
contaminated
environments.
It
also
examines
key
factors
influencing
bio-adsorption,
which
essential
achieving
effective
polluted
reviewed
literature
reveals
most
primarily
focused
morphological
qualitative
aspects
production.
Recent
research
emphasizes
potential
formation
granules
integration
plants
approach
efficient
contaminants.
Furthermore,
identifies
gaps
practical
issues
while
suggesting
future
prospects
utilizing
remediation.
By
harnessing
appropriate
interventions,
researchers
can
develop
sustainable
solutions
reduce
toxicity,
thereby
enhancing
Foods,
Journal Year:
2024,
Volume and Issue:
13(12), P. 1915 - 1915
Published: June 18, 2024
The
increase
in
vegetable
consumption
has
underlined
the
importance
of
minimizing
risks
associated
with
microbiological
contamination
fresh
produce.
critical
stage
washing
process
proven
to
be
a
key
point
for
cross-contamination
and
persistence
pathogens.
In
this
context,
agri-food
industry
widely
adopted
use
disinfectants
reduce
bacterial
load
wash
water.
Therefore,
we
conducted
laboratory-scale
experiments
order
demonstrate
antimicrobial
activity
used
tank
agro-food
industries.
Different
water
matrices
shredded
lettuce,
cabbage,
diced
onion,
baby
spinach
were
treated
sodium
hypochlorite
(NaClO),
chlorine
dioxide
(ClO2),
per-oxyacetic
acid
(PAA)
at
recommended
concentrations.
To
simulate
presence
pathogenic
bacteria,
cocktail
E.
coli
O157:H7
was
inoculated
into
samples
(PWW)
determine
whether
concentrations
inhibit
pathogen
or
bring
it
viable
non-culturable
state
(VBNC).
Hereby,
quantitative
qPCR
combined
different
photo-reactive
dyes
such
as
ethidium
monoazide
(EMA)
propidium
(PMA).
results
indicated
that
superior
20
ppm
NaClO
artificially
Concentrations
between
10–20
ClO2
fail
induce
VBNC
state.
At
80
PAA,
levels
culturable
bacteria
detected
all
PWWs
regardless
matrix.
Subsequently,
indicates
PAA
produce
do
not
present
In
the
face
of
intense
urban
expansion,
assessment
water
quality
plays
a
crucial
role
in
environmental
preservation.
Here,
we
evaluated
aquatic
genotoxicity
three
locations
with
different
degrees
urbanization
using
Tradescantia
pallida
var.
purpurea
and
Daphnia
magna
as
bioindicators.
The
objective
was
to
investigate
influence
on
efficiency
TRAD-MCN
biological
test
monitoring
genotoxicity.
Therefore,
established
genotoxic
potential
by
evaluating
micronucleus
frequency
T.
immobilization
DNA
damage
standard
D.
both
two
seasons
year
(dry
rainy).
Our
results
showed
that
micronuclei
(TRAD-MCN)
significantly
higher
urbanization,
independently
seasons.
tests
revealed
rate
location
impacted
residential
industrial
effluents
(especially
mining
activities).
Additionally,
proved
be
equivalent
for
assessment,
suggesting
its
applicability
monitoring.
Finally,
observed
influences
quality,
among
physicochemical
parameters,
dissolved
oxygen
shown
most
important
driver
index
(IQA).
findings
have
significant
implications
resource
management,
underlining
need
policies
consider
specificities
regions.
This
highlights
robustness,
flexibility,
reliability
an
tool.
Frontiers in Nanotechnology,
Journal Year:
2024,
Volume and Issue:
6
Published: June 5, 2024
In
this
study,
we
delved
into
cutting-edge
strategies
for
the
effective
management
of
wastewater,
a
critical
issue
exacerbated
by
industrial
pollution
and
urban
expansion.
We
introduce
use
carbon-based
nanomaterials
(CBNs),
either
alone
or
functionalized
with
bacteria,
as
novel
nanobiotechnological
solution
urgent
nanobioremediation
needs.
This
technique
is
notable
its
exceptional
ability
to
remove
various
pollutants,
including
heavy
metals,
pesticides,
textiles,
dyes,
emphasizing
pivotal
role
CBNs.
The
development
bionanocomposites
through
integration
CBNs
bacteria
represents
significant
advancement
in
enhancing
bioremediation
efforts.
assessed
potential
health
environmental
risks
associated
CBN
usage
while
offering
an
in-depth
evaluation
adsorption
mechanisms
factors
influencing
effectiveness.
Furthermore,
improved
efficiency
treating
effluents
facilitated
was
investigated,
their
alignment
circular
economy
principles
recyclability
discussed.
aimed
provide,
detailed
overview
recent
advancements,
challenges,
prospects
bacterial
application
sophisticated
wastewater
treatment,
underscoring
vital
importance
promoting
environment.
