Case Studies in Chemical and Environmental Engineering,
Journal Year:
2023,
Volume and Issue:
9, P. 100567 - 100567
Published: Nov. 30, 2023
A
significant
challenge
in
industrial
wastewater
treatment
is
the
presence
of
heavy
metal
complexes
(HMCs)
formed
when
metals
interact
with
organic
complexing
agents.
These
HMCs
exhibit
greater
stability
compared
to
free
ions,
making
them
resistant
degradation
and
removal
via
conventional
methods.
The
HMC
has
spurred
extensive
research
into
effective
Conventional
systems,
including
adsorption,
precipitation/electrodeposition,
ion
exchange,
membrane
filtration,
often
fall
short
removing
HMCs.
In
recent
years,
advanced
oxidation
processes
(AOPs)
have
emerged
as
a
promising
approach
for
effectively
degrading
AOPs,
class
chemical
utilizing
reactive
oxygen
species
(ROS),
degrade
pollutants
decompose
readily
removable
ions.
This
review
provides
quantitative
assessment
viability
AOPs
detoxification
through
decomposition.
It
explores
various
used
from
wastewater,
highlighting
their
advantages
limitations.
influence
experimental
factors
mechanisms
involved
by
are
also
discussed.
Finally,
potential
applications
challenges
remediation
critical
intended
be
valuable
resource
engineers,
chemists,
environmental
scientists
who
use
treat
containing
HMC.
decomposing
but
expensive
energy
intensive.
More
needed
develop
new
that
efficient
cost-effective.
Chemistry and Ecology,
Journal Year:
2024,
Volume and Issue:
40(3), P. 322 - 349
Published: Jan. 22, 2024
Heavy
metals,
pervasive
in
the
environment
due
to
natural
processes
and
human
activities,
pose
substantial
threats
ecosystems
health.
This
study
aims
delve
into
sources,
contamination
pathways
waters,
subsequent
bioaccumulation
of
heavy
metals
across
various
organisms.
The
overview
encompasses
an
exploration
environmental
persistence,
dynamics,
ecotoxicological
impacts
these
metals.
Methodologically,
this
research
undertakes
a
comprehensive
review
synthesizing
existing
literature
studies
on
metal
contamination,
mechanisms,
ecotoxicity.
Key
findings
highlight
protracted
persistence
perpetuating
significant
ecological
balance
well-being.
Notably,
transfer
through
food
chains
culminates
their
diverse
organisms,
raising
concerns
about
potential
toxicity,
including
exposure.
discussion
underscores
imperative
nature
assessing
pollution
its
ramifications
Emphasizing
essential
role
bioindicators
biomarkers,
article
elucidates
significance
evaluating
metal-induced
stressors
impact
both
biota
populations.
contributes
nuanced
understanding
advocating
for
proactive
measures
monitoring
mitigating
deleterious
effects
Environmental Health Insights,
Journal Year:
2023,
Volume and Issue:
17
Published: Jan. 1, 2023
Along
with
expanding
urbanization
and
industrialization,
environmental
pollution
which
negatively
affects
the
surroundings,
has
been
rising
quickly.
As
a
result,
induces
heavy
metal
contamination
poses
serious
threat
to
living
organisms
of
aquatic
soil
ecosystems.
Therefore,
they
are
need
ameliorate
effects
cost
by
on
environment.
In
this
review,
we
explore
methods
employed
mitigate
caused
metals
Many
techniques
manage
tedious
very
costly,
necessitating
use
alternative
management
strategies
resolve
challenge.
concept,
bioremediation
is
viewed
as
future
technique,
due
its
friendliness
cost-effective
measures
aligned
sustainable
or
climate-smart
agriculture
contaminants
in
The
technique
involves
entities
such
bacteria,
fungi,
plants
deteriorate
toxic
substances
from
rhizosphere.
Currently,
thought
be
most
practical,
dependable,
environmentally
benign,
long-lasting
solution.
Although
different
techniques,
still
find
efficient
method
for
removing
This
review
focuses
origins
pollution,
delves
into
green
technological
approaches
eliminating
pollutants
environment,
discusses
impact
these
human
health.
Case Studies in Chemical and Environmental Engineering,
Journal Year:
2023,
Volume and Issue:
8, P. 100495 - 100495
Published: Sept. 22, 2023
Heavy
metal
pollution
is
a
serious
environmental
problem
that
poses
threat
to
human
health
and
the
environment.
Water
by
toxic
heavy
metals
major
cause
of
this
problem,
it
can
destroy
ecosystems,
spread
disease,
make
drinking
water
unsafe.
Biochar
promising
green
adsorbent
for
removing
from
water.
It
derived
various
biomasses,
including
agricultural
organic
wastes,
has
high
carbon
content,
surface
area,
stability.
These
properties
enable
biochar
effectively
remove
through
cation
exchange
adsorption.
This
review
summarizes
recent
advances
in
modification
enhanced
adsorption
metals.
discusses
advantages,
applications,
challenges,
prospects
method.
Biochar-based
advanced
oxidation
processes
(AOPs)
have
shown
promise
decomposition
complexes
enhancement
capacity
free
ions
industrial
wastewater.
The
also
highlights
research
gaps
limitations
remediation
proposes
future
directions.
Future
should
focus
on
developing
environmentally
friendly
cost-effective
technologies
scaling
up
biochar-based
removal
applications.
Scheme
1
illustrates
overall
summarized
presentation
article
as
graphical
abstract.
Case Studies in Chemical and Environmental Engineering,
Journal Year:
2023,
Volume and Issue:
9, P. 100538 - 100538
Published: Nov. 22, 2023
Clean
water
scarcity
is
an
escalating
global
concern,
necessitating
the
development
of
innovative
membrane
technologies.
This
mini
review
explores
multifaceted
realm
technology,
a
field
increasingly
engaging
researchers
and
academics.
Polymeric
membranes
find
application
in
diverse
domains,
spanning
gas
separation,
packaging
films,
protective
coatings,
crucially,
purification
techniques
like
reverse
osmosis
various
filtration
methods.
predominantly
focuses
on
pressure-driven
processes,
classification
evolving
selectivity
from
nanofiltration
to
microfiltration.
It
further
dissects
these
processes
based
natural
synthetic
polymeric
membranes.
Notably,
this
work
delves
into
pivotal
role
heavy
metal
purification,
emphasizing
landscape
Three
notable
types
under
scrutiny
are
Mixed
Matrix
Membranes,
Thin
Film
Layer
incorporating
polymer
inclusions.
Their
versatility
applications
sectors
showcase
burgeoning
potential
Furthermore,
outlines
future
membranes,
delineating
their
indispensable
nanofiltration,
microfiltration,
ultrafiltration,
complexation-enhanced
ultrafiltration.
The
compelling
attributes
osmosis,
forward
pervaporation
advancing
also
expounded
upon.
culminates
by
providing
insight
structural
intricacies
shedding
light
addressing
crisis.
dynamic
technology
underscores
crucial
need
for
continued
research
innovation
domain
tackle
pollution
effectively.
As
we
venture
21st
century,
set
play
instrumental
safeguarding
our
most
precious
resource—clean
sustainable
water.
