Biotechnology and Genetic Engineering Reviews,
Journal Year:
2023,
Volume and Issue:
unknown, P. 1 - 48
Published: March 5, 2023
Nanomaterials
(NMs)
have
diverse
applications
in
various
sectors,
such
as
decontaminating
heavy
metals
from
drinking
water,
wastewater,
and
soil.
Their
degradation
efficiency
can
be
enhanced
through
the
application
of
microbes.
As
microbial
strain
releases
enzymes,
which
leads
to
HMs.
Therefore,
nanotechnology
microbial-assisted
remediation-based
methods
help
us
develop
a
remediation
process
with
practical
utility,
speed,
less
environmental
toxicity.
This
review
focuses
on
success
achieved
for
bioremediation
by
nanoparticles
strains
their
integrated
approach.
Still,
use
NMs
(HMs)
negatively
affect
health
living
organisms.
describes
aspects
materials
using
nanotechnology.
safe
specific
supported
bio-based
technology
paves
way
better
remediation.
We
discuss
utility
nanomaterials
removing
toxicity
studies
issues
environment
implications.
Nanomaterial
assisted
metal
coupled
disposal
are
described
along
detection
methods.
Environmental
impact
is
also
discussed
based
recent
work
conducted
researchers.
this
opens
new
avenues
future
research
an
issues.
Also,
applying
biotechnological
tools
will
routes.
Chemosphere,
Journal Year:
2023,
Volume and Issue:
328, P. 138508 - 138508
Published: March 25, 2023
Water
pollution
has
jeopardized
human
health,
and
a
safe
supply
of
drinking
water
been
recognized
as
worldwide
issue.
The
increase
in
the
accumulation
heavy
metals
from
different
sources
led
to
search
for
efficient
environmentally
friendly
treatment
methods
materials
their
removal.
Natural
zeolites
are
promising
removing
contaminating
water.
It
is
important
know
structure,
chemistry,
performance
removal
water,
natural
design
processes.
This
review
focuses
on
critical
analyses
application
distinct
adsorption
specifically,
arsenic
(As(III),
As(V)),
cadmium
(Cd(II)),
chromium
(Cr(III),
Cr(VI)),
lead
(Pb(II)),
mercury(Hg(II))
nickel
(Ni(II)).
reported
results
heavy-metal
by
summarized,
chemical
modification
acid/base/salt
reagent,
surfactants,
metallic
reagents
analyzed,
compared,
described.
Furthermore,
adsorption/desorption
capacity,
systems,
operating
parameters,
isotherms,
kinetics
were
described
compared.
According
analysis,
clinoptilolite
most
applied
zeolite
remove
metals.
effective
As,
Cd,
Cr,
Pb,
Hg,
Ni.
Additionally,
an
interesting
fact
variation
between
geological
origins
regarding
sorption
properties
capacities
suggesting
that
regions
world
unique.
Environmental Chemistry and Ecotoxicology,
Journal Year:
2023,
Volume and Issue:
5, P. 55 - 61
Published: Jan. 1, 2023
Over
the
years,
mining
and
metallurgical
activities
have
rapidly
influenced
human
population.
The
manufacturing
process
of
manganese
(Mn)
compounds
their
use
in
industries
increased
negative
effect
on
environment.
Therefore,
recovery
Mn
from
metal-containing
wastes
has
become
very
crucial.
is
a
trace
mineral
found
various
forms
earth's
crust
present
abundantly
terrestrial
aquatic
environments.
Due
to
presence
high-level
toxicity
surface
waters,
organisms
exhibit
toxic
response.
composed
many
minerals
such
as
oxides,
sulfates,
carbonates,
etc.
naturally
earth.
Chronic
exposure
this
metal
pollutant
can
result
adverse
effects
symptoms
related
neurotoxicity
including
cognitive,
Parkinson's
disease,
manganism,
dystonia,
plants
like
chlorosis
leaves
necrotic
leaf
spots.
released
into
water
bodies,
especially
through
soil
erosion,
activities,
anthropogenic
activities.
depends
several
aspects
dose,
route
exposure,
species,
nutritional
status
individual.
This
element
be
considered
systemic
toxicant
that
damage
multiple
organs
humans.
These
microorganisms
will
degrade
detoxify
pollutants
soil,
water,
other
environments
non-toxic
form
not
harmful
review
aims
summarize
environment
well
humans,
plants,
animals
describes
biological
remediation
strategies.
also
focuses
environmental
pollution
future
control
approaches.
Frontiers in Microbiology,
Journal Year:
2023,
Volume and Issue:
14
Published: April 3, 2023
Toxic
wastes
like
heavy
metals
and
dyes
are
released
into
the
environment
as
a
direct
result
of
industrialization
technological
progress.
The
biosorption
contaminants
utilizes
variety
biomaterials.
Biosorbents
can
adsorb
toxic
pollutants
on
their
surface
through
various
mechanisms
complexation,
precipitation,
etc.
quantity
sorption
sites
that
accessible
biosorbent
affects
its
effectiveness.
Biosorption’s
low
cost,
high
efficiency,
lack
nutrient
requirements,
ability
to
regenerate
main
advantages
over
other
treatment
methods.
Optimization
environmental
conditions
temperature,
pH,
availability,
factors
is
prerequisite
achieving
optimal
performance.
Recent
strategies
include
nanomaterials,
genetic
engineering,
biofilm-based
remediation
for
types
pollutants.
removal
hazardous
from
wastewater
using
biosorbents
strategy
both
efficient
sustainable.
This
review
provides
perspective
existing
literature
brings
it
up-to-date
by
including
latest
research
findings
in
field.
Polymers,
Journal Year:
2023,
Volume and Issue:
15(6), P. 1453 - 1453
Published: March 14, 2023
Heavy
metals,
known
for
their
toxic
nature
and
ability
to
accumulate
magnify
in
the
food
chain,
are
a
major
environmental
concern.
The
use
of
environmentally
friendly
adsorbents,
such
as
chitosan
(CS)-a
biodegradable
cationic
polysaccharide,
has
gained
attention
removing
heavy
metals
from
water.
This
review
discusses
physicochemical
properties
CS
its
composites
nanocomposites
potential
application
wastewater
treatment.
Desalination and Water Treatment,
Journal Year:
2024,
Volume and Issue:
319, P. 100446 - 100446
Published: May 31, 2024
Waterborne
heavy
metals
pose
significant
threats
to
both
the
environment
and
public
health,
causing
neurological
damage,
developmental
disorders,
organ
cancer.
It
is
essential
address
contamination
of
various
water
bodies
by
these
hazardous
substances
due
their
persistent
nature
lack
biodegradability.
This
review
thoroughly
explores
traditional
modern
strategies
utilized
remedy
sources
contaminated
with
evaluates
effectiveness
potential
scalability
each
method.
A
literature
survey
reveals
several
effective
for
removing
from
water:
adsorption,
flotation,
ion
exchange,
chemical
precipitation,
membrane-based
filtration,
coagulation,
flocculation,
phytoremediation,
electrochemical
methods.
In
our
examination,
we
discussed
agents/adsorbents
used,
efficiency
removal
technique,
operating
conditions,
intrinsic
advantages
disadvantages
approach.
Summarizing
key
findings,
noted
a
focus
on
adsorption
techniques;
however,
challenges
include
selectively
diverse
ions,
prolonged
retention
times,
cycling
stability.
While
membrane
methods
are
practical,
issues
like
large-volume
sludge
formation
exist.
Although
electrical-based
appear
promising,
solutions
needed
industrial-scale
separation
as
well.
Prioritizing
real
wastewater
samples
in
studies
crucial.
Future
research
should
emphasize
eco-friendly,
cost-effective
