Chemical Engineering Journal,
Год журнала:
2022,
Номер
444, С. 136573 - 136573
Опубликована: Апрель 25, 2022
The
combination
of
electrochemistry
and
ultrasonic
irradiation
(sonoelectrochemistry)
has
gained
increasing
attention
in
recent
years
as
a
method
for
removing
dissolved
pollutants
from
water.
This
interest
stems
the
potential
sonoelectrochemical
approaches
to
completely
mineralise
pollutants,
converting
them
into
harmless
mineral
species
such
water
carbon
dioxide.
In
many
cases,
electrochemical
inputs
pollutant
degradation
process
are
found
be
synergistic,
producing
faster
rate
than
that
produced
by
sum
purely
or
sonochemical
on
their
own.
synergism
several
causes,
with
enhanced
production
powerfully
oxidising
radicals
improved
mass
transport
electrode
surface
being
two
most
often
cited.
this
review,
we
first
give
an
overview
various
factors
impact
studies
(including
reactor
design,
parameters
reaction
conditions),
before
then
discussing
detail
examples
processes
persistent
organic
2015
onwards.
Alexandria Engineering Journal,
Год журнала:
2023,
Номер
86, С. 373 - 385
Опубликована: Дек. 3, 2023
While
urbanisation
has
numerous
advantages,
it
causes
greater
risks
to
the
environment
and
human
health
because
of
release
heavy
metals,
various
organic
inorganic
contaminants,
personal
care
products,
pharmaceuticals.
Though
several
actions
are
being
taken
daily
lessen
harmful
substances,
there
is
still
an
immediate
need
find
a
suitable
solution
protect
environment.
Nanotechnology
multifaceted
applications,
extensive
evidence
emerging
applications
nanoremediation,
especially
for
soil
water
pollution.
Iron
nanoparticles
showed
outstanding
removal
efficiency
towards
hexavalent
chromium
(100
%).
Likewise,
publications
on
remediation
employ
nanomaterials
based
carbon,
polymers.
However,
most
previously
conducted
works
present
key
nanoremediation
results
without
depicting
each
nanomaterial's
advantages
disadvantages.
Hence,
this
work
critically
reviews
pros
cons
nanomaterial
with
special
focus
novel
approaches
using
green
synthesised
that
completely
eco-friendly
hence
preferred
contaminants
producing
effects.
some
bottlenecks
exist
in
fully
implementing
Nanoremediation.
Thus,
review
discusses
limitations
be
addressed
soon
maintain
environmental
sustainability.
Finally,
presents
opportunities
future
assessing
eco-safety
boosts
further
utilisation
nanotechnology
sustainable
contaminated
water.
Water,
Год журнала:
2022,
Номер
14(2), С. 140 - 140
Опубликована: Янв. 6, 2022
Pharmaceutical
contamination
threatens
both
humans
and
the
environment,
several
technologies
have
been
adapted
for
removal
of
pharmaceuticals.
The
coagulation-flocculation
process
demonstrates
a
feasible
solution
pharmaceutical
removal.
However,
chemical
coagulation
has
its
drawbacks,
such
as
excessive
toxic
sludge
production
high
cost.
To
overcome
these
shortcomings,
feasibility
natural-based
coagulants,
due
to
their
biodegradability,
safety,
availability,
investigated
by
researchers.
This
review
presented
recent
advances
using
natural
coagulants
compound
from
aqueous
solutions.
main
mechanisms
water
wastewater
are
charge
neutralization
polymer
bridges.
Natural
extracted
plants
more
commonly
than
those
animals
affordability.
competitive
in
terms
performance
environmental
sustainability.
Developing
reliable
extraction
method
is
required,
therefore
further
investigation
essential
obtain
complete
insight
regarding
effect
factors
during
coagulants.
Finally,
indirect
application
an
step
implementing
green
treatment
technologies.
Heliyon,
Год журнала:
2022,
Номер
8(3), С. e09143 - e09143
Опубликована: Март 1, 2022
The
occurrence
of
emerging
contaminants
(ECs)
such
as
pharmaceuticals,
personal
care
products
(PPCPs)
and
pesticides
in
the
aquatic
environment
has
raised
serious
concerns
about
their
adverse
effects
on
species
humans.
Because
toxicity
bioactive
nature,
PPCPs
have
more
potential
to
impair
water
systems
than
any
other
contaminants,
causing
several
effects,
including
antibiotic
resistance,
reproductive
impairment,
biomagnification,
bioaccumulation,
etc.
Over
35
publications
from
Africa
reported
fate
African
with
little
or
no
data
remediation
control.
As
a
result,
adequate
intervention
strategies
are
needed
for
regulating
persistence
systems.
