Advanced Sustainable Systems,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 26, 2024
Abstract
Thegreen
and
sustainable
remediation
technologies
in
curing
heavy
metals
(HMs)‐contaminated
soil
require
recyclable,
cost‐effective,
materials
to
achieve
good
health,
goals.
Electrokinetic
coupled
with
a
permeable
reactive
barrier
(EKR‐PRB)
has
been
recognized
as
viable
technique
for
remedying
HMs‐contaminated
soil,
owing
its
passive
operation,
inexpensiveness,
environmental
compatibility.
However,
most
fillermaterials
PRB
are
expensive
environmentally
unfriendly,
affecting
thesustainable
development
goals
of
the
planet.
This
review
comprehensivelyexamines
current
progress
on
using
waste/recyclable
EKR‐PRB
remove
toxic
HMs
from
contaminated
soil.
These
materialsare
materials,
biochar,
charcoals,
cork,
which
have
shownhigh
potential
fillers
extracting
HM‐contaminated
Thesematerials
provide
path
reduce
both
costs
environmentalimpact,
enhancing
practicality
sustainability
EKR‐PRBapplication.
The
commences
brief
discussion
fundamentalsof
key
operational
parameters
remediationperformance,
focus
ecological
economic
benefits
associatedwith
these
novel
filler
materials.
Ultimately,
it
presents
future
perspectivesand
outlines
critical
challenges
scaling
up
application
sustainablePRB
effective
responsible
remediation.
Materials,
Год журнала:
2025,
Номер
18(7), С. 1524 - 1524
Опубликована: Март 28, 2025
The
rapid
industrialization
and
economic
growth
have
exacerbated
the
contamination
of
soils
with
both
heavy
metals
organic
pollutants.
These
persistent
contaminants
pose
substantial
threats
to
ecosystem
integrity
human
health
due
their
long-term
environmental
persistence
potential
for
bioaccumulation.
Biochar,
its
high
specific
surface
area,
well-developed
pore
structure,
abundant
functional
groups,
has
emerged
as
a
promising
material
remediating
contaminated
by
While
some
research
explored
role
biochar
in
soil
remediation,
several
aspects
remain
under
investigation.
Fully
harnessing
remediation
is
critical
importance.
This
review
provides
an
overview
preparation
methods
physicochemical
properties
biochar,
discusses
application
compounds
and/or
metals,
examines
mechanisms
underlying
interaction
Additionally,
it
summarizes
toxicity
assessments
during
outlines
future
directions,
offering
scientific
insights
references
practical
deployment
pollution
remediation.
Environmental Pollutants and Bioavailability,
Год журнала:
2024,
Номер
36(1)
Опубликована: Авг. 14, 2024
Chromium
exists
from
both
natural
geological
processes
and
human
actions,
it
has
a
substantial
impact
on
health
ecosystems.
This
study
addresses
the
major
challenges
in
using
biochar
as
an
environmentally
friendly,
sustainable,
economical
sorbent
for
removing
chromium
hexavalent
throughout
remediation
process.
The
results
exhibited
that
produced
non-woody
feedstocks
pyrolyzed
at
(300°C
−700°C)
significantly
large
amount
of
various
functional
groups,
higher
pH
(7
to
11.10)
CEC
(27
21.70
cmol
kg−1),
greater
surface
area
(2–300
m2g−1),
O/C
H/C
ratios
with
increasing
carbonization
temperature,
adsorption
capacities
(1.63
435
mg
g)
superior
performance
removal
compared
biochars
woody-biomass.
use
equilibrium
isotherm,
thermodynamic,
kinetic
models
aids
comprehending
interactions
between
biochar,
well
their
processes.
