Water and Environment Journal,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 25, 2025
Abstract
The
use
of
natural
plant‐based
bio‐coagulants/flocculants
is
gaining
prominence
in
wastewater
treatment.
This
study
investigated
the
efficacy
liquids
extracted
from
cladodes
Opuntia
ficus‐indica
(
Cactaceae
)
stored
under
different
conditions
for
a
defined
period.
aim
was
to
assess
correlation
between
storage
and
performance
treating
synthetic
kaolin‐rich
water.
results
underscore
critical
role
post‐harvest
preserving
functional
these
bio‐products.
Cladodes
were
161
days
three
environments:
closed
anaerobic
zone,
open
air
refrigerator
at
4°
C.
zone
fully
degraded
before
161st
day.
Conversely,
those
exhibited
highest
resistance
microbial
degradation,
followed
by
kept
refrigerator.
Juices
evaluated
their
coagulation‐flocculation
decantation
performance.
air,
without
with
protection
climatic
agents,
achieved
turbidity
reductions
87.3%
80.7%,
respectively.
optimal
dose
1.3
ml
juice
per
gram
kaolin,
while
sedimentation
rates
reached
3
cm/min
2.5
cm/min,
respectively,
0.1
kaolin.
Refrigerated
reduced
33.6%
7.8
an
average
rate
1
These
findings
reveal
significant
relationship
bio‐coagulants/flocculants,
emphasizing
importance
optimizing
enhanced
treatment
applications.
RSC Advances,
Journal Year:
2023,
Volume and Issue:
13(28), P. 19335 - 19355
Published: Jan. 1, 2023
Practical
implementation
of
large-scale
treatment
systems
based
on
natural
materials.
MN-C/Fs
are
effective
for
treating
industrial
effluents
and
reprocessing
spent
materials
sustainably.
Polymers,
Journal Year:
2024,
Volume and Issue:
16(14), P. 1959 - 1959
Published: July 9, 2024
Various
industrial
activities
release
heavy
metal
ions
into
the
environment,
which
represent
one
of
major
toxic
pollutants
owing
to
their
severe
effects
on
humans,
and
all
living
species.
Despite
several
technological
advances
breakthroughs,
wastewater
treatment
remains
a
critical
global
issue.
Traditional
techniques
are
dedicated
extracting
from
diverse
origins,
encompassing
coagulation/flocculation,
precipitation,
flotation,
ion
exchange.
Their
cost,
side
toxicity,
or
ineffectiveness
often
limit
large-scale
use.
Due
adaptable
design,
simple
operation,
reasonable
membrane
filtration
adsorption
have
proven
efficiency
in
removing
metals
wastewater.
Recently,
adsorption-based
filters
appeared
promising
treating
water.
Within
this
range,
incorporating
natural,
synthetic,
hybrid
adsorbents
present
an
appealing
alternative
conventional
approaches.
This
review
aims
list
describe
advanced
methods
by
comparing
efficiency,
environmental
impact.
Adsorption-based
were
highlighted
due
significant
advantages
they
can
provide.
Chemical Engineering Journal,
Journal Year:
2024,
Volume and Issue:
486, P. 150260 - 150260
Published: March 8, 2024
Anaerobic
membrane
bioreactors
hold
immense
promise
for
wastewater
treatment
owing
to
their
elevated
organic
load
tolerance,
cost-effectiveness,
and
potential
energy
recovery.
Nevertheless,
fouling
is
a
significant
impediment
its
widespread
implementation.
This
review
focuses
on
utilizing
eco-friendly
bioflocculants
control
in
anaerobic
bioreactors.
Initially,
it
provides
comprehensive
overview
of
the
mechanisms
mitigating
fouling.
Subsequently,
examines
performance,
mechanisms,
influencing
factors
reducing
by
AnMBRs.
Charge
density,
molecular
weight,
bioflocculant
dosage,
feed
water
properties,
operational
parameters
can
affect
efficacy.
The
primary
mechanism
helpful
reduce
concentrations
Extracellular
Polymeric
Substances
(EPS)
Soluble
Microbial
Products
(SMP)
Additionally,
conventional
methods
are
introduced
compared
with
bioflocculants,
emphasizing
notable
advantages,
such
as
biodegradability,
low
toxicity,
availability,
cost-effectiveness.
In
conclusion,
outlines
challenges
associated
elucidates
directions
future
development.
Toxics,
Journal Year:
2025,
Volume and Issue:
13(2), P. 131 - 131
Published: Feb. 11, 2025
Aquaculture
wastewater
treatment
not
only
assists
in
alleviating
the
scarcity
of
clean
water
for
daily
usage
and
environmental
pollution,
but
also
generates
valuable
byproducts.
This
paper
aims
to
review
generation
from
aquaculture
sector,
its
characteristics,
available
technologies,
while
comprehensively
discussing
adoption
a
biocircular
economy
approach
through
waste
valorization.
With
rich
nutrients,
such
as
nitrogenous
compounds,
presence
phosphorus
effluent,
these
aspects
could
be
explored
valorized
into
biofertilizers,
broadening
their
application
aquaponics
hydroponics,
well
algae
daphnid
cultivation.
Biofertilizer
can
used
agriculture
because
it
contains
essential
elements
needed
by
plants.
Thus,
methods
converting
nutrients
biofertilizers
terms
sludge
recovery
accomplished
via
anaerobic
aerobic
digestion,
drying,
composting,
vermicomposting.
Moving
forward,
effluent
is
addressed
under
re-engaging
effluents
production
cycle.
The
enhancement
biomass
uses
aquaponics,
cultivation,
co-cultivation,
presents
opportunities
nutrient
ensuring
that
non-toxic
safely
discharged
external
bodies.
has
potential
revolutionize
aquaculture,
shifting
economic
model
management
linear
system
circular,
more
sustainable
one.
