Scientific Reports,
Journal Year:
2025,
Volume and Issue:
15(1)
Published: April 2, 2025
Pollutants
in
soils
are
detrimental
to
ecosystems
and
agricultural
production
may
also
be
a
pressing
threat
human
health.
In
this
context,
biochar
could
used
as
part
of
nature-based
solutions
remediate
polluted
areas.
work,
series
innovative
biochar-based
strategies
were
tested
soil
contaminated
by
hydrocarbons
C
>
12
copper
(Cu)
investigate
their
effectiveness
decontamination
revegetation
potential.
Specifically,
was
applied
alone
(SB)
or
combined
with
bioaugmentation
(SBB)
and/or
phytoremediation
(SBP
SBBP)
techniques.
Overall
results
showed
that
after
nine
months
(T9)
added
increased
hydrocarbon
degradation
66.7%
respect
control
(46%,
natural
attenuation).
Moreover,
the
combination
microbial
consortium
plants
significantly
removal
up
90%.
Concurrently,
fraction
Cu
associated
organic
matter,
characterized
low
bioavailability,
(1.4-2-fold)
when
applied.
Soil
abundance
over
time
all
conditions,
reaching
highest
values
SBB
SBBP.
This
higher
levels
available
phosphorus
soil.
The
consortium's
presence
enhanced
plant
growth
compared
SB.
On
contrary,
grown
on
not
able
survive
until
end
experiment.
Overall,
work
make
significant
contribution
understanding
interaction
contaminants,
microorganisms,
providing
useful
tool
for
future
brownfield
revegetation/remediation
programs.
Water Research X,
Journal Year:
2023,
Volume and Issue:
18, P. 100167 - 100167
Published: Jan. 1, 2023
With
the
rapid
growth
yield
of
global
sewage
sludge,
rational
and
effective
treatment
disposal
methods
are
becoming
increasingly
needed.
Biochar
preparation
is
an
attractive
option
for
sludge
treatment,
excellent
physical
chemical
properties
derived
biochar
make
it
environmental
improvement.
Here,
current
application
state
was
comprehensively
reviewed,
advances
in
mechanism
capacity
water
contaminant
removal,
soil
remediation,
carbon
emission
reduction
were
described,
with
particular
attention
to
key
challenges
involved,
e.g.,
possible
risks
low
efficiency.
Several
new
strategies
overcoming
barriers
realize
highly
efficient
improvement
highlighted,
including
modification,
co-pyrolysis,
feedstock
selection
pretreatment.
The
insights
offered
this
review
will
facilitate
further
development
biochar,
towards
addressing
obstacles
its
crisis.
Ecotoxicology and Environmental Safety,
Journal Year:
2025,
Volume and Issue:
289, P. 117661 - 117661
Published: Jan. 1, 2025
To
investigate
the
remediation
effects
of
various
modified
biochar
materials
derived
from
different
impregnation
agents
on
Cd-
and
Pb-contaminated
calcareous
soil,
nitrogen
(N-),
phosphorus
(P-),
sulfur
(S-),
iron
(Fe-)
(NBC,
PBC,
SBC,
FBC)
were
fabricated
through
impregnation-pyrolysis
method
employed
to
immobilize
Pb
Cd
in
soil.
The
characterization
results
showed
that
NBC
exhibited
an
uneven
pore
size
distribution
increased
aromaticity,
while
PBC
SBC
had
pH
ash
content.
Pot
experiments
demonstrated
significantly
soil
immobilization
plant
uptake
Pb.
With
regard
pH,
FBC
caused
a
notable
decrease
both
rhizosphere
non-rhizosphere
areas,
other
increase.
NBC,
effectively
immobilized
reduced
their
accumulation
Chinese
cabbage
by
34.4
%-58.9
%
for
9.2
%-53.1
Pb,
with
having
best
effect,
attributed
complexation,
precipitation,
adsorption.
However,
strong
acidity
poor
ability,
which
available
concentrations
Additionally,
promoted
growth,
enzyme
activity,
tolerance
cabbage.
Overall,
identified
as
most
effective
stabilizing
reducing
heavy
metal
cabbage,
boosting
activity.
Separation and Purification Technology,
Journal Year:
2023,
Volume and Issue:
320, P. 124072 - 124072
Published: May 12, 2023
Graphene
in
its
various
forms
including
three-dimensional
(3D)
structure
has
recently
garnered
considerable
recognition
due
to
unique
physicochemical
and
mechanical
attributes.
Specifically,
ultra-large
surface
area,
tunable
functionalities,
abundant
adsorption
mechanisms
enhanced
practical
handling
have
endowed
graphene
as
a
prospective
adsorbent
for
environmental
remediation.
Heteroatom
doping
offers
promising
approach
improving
the
properties
of
nanomaterial.
Thus,
this
review
examines
potential
heteroatom-graphene
systems
removing
harmful
aqueous
pollutants.
Here,
kinetic,
equilibrium
thermodynamics
heteroatom-doped
structures
are
discussed.
The
involvement
such
π-π
stacking,
hydrogen
bonding,
electron
donor-acceptor,
hydrophobic
electrostatic
interactions
sequestrating
pollutants
also
reviewed.
Additionally,
state-of-the-art
assessment
on
enhancement
induced
by
heteroatom
new
functional
groups
with
changeable
charge,
expandable
interlayer
spacing,
larger
area
wettability
is
presented.
Thereafter,
focuses
hydrothermal
synthesis
3D
graphene,
facile
scalable
method
which
received
very
limited
attention
date.
governing
parameters
discussed
evaluated
respect
doped
graphene.
utilization
density
theory
calculations
model
wastewater
remediation
studied.
Finally,
summarizes
current
developments
identifies
challenges
associated
hydrothermally
synthesized
future
work.
Overall,
study
provides
valuable
insights
into
use
adsorbents
removal
well
strengths
enhancing
their
efficacy.
Frontiers in Environmental Science,
Journal Year:
2023,
Volume and Issue:
11
Published: Nov. 20, 2023
Biochar
production
and
application
have
become
increasingly
popular
in
the
past
15
years.
Biochar,
derived
from
diverse
biomass
types,
offers
a
rich
carbon
source
created
through
thermal
combustion.
primarily
depends
on
pyrolysis
conditions
feedstock
type.
This
review
focuses
multifaceted
aspects
of
biochar,
encompassing
hydrothermal
carbonization,
gasification,
temperatures
biochar
its
role
bioeconomy
soil
remediation.
has
yielded
valuable
insights,
notably
decreasing
nutrient
leaching,
curbing
greenhouse
gas
(GHG)
emissions,
reducing
bioavailability
environmental
pollutants,
sequestering
(C)
soils,
enhancing
agricultural
productivity.
Consequently,
it
emerged
as
commodity
for
bioeconomy,
which
involves
harnessing
bioresources
bioengineering
to
create
economically
products.
As
marketable
output,
finds
energy,
biochar-based
product
manufacturing,
sector.
Thus,
not
only
enhances
quality
but
also
unlocks
additional
revenue
streams.
underscores
critical
selection
optimizing
production.
Furthermore,
highlights
sustainable
effective
tool
improving
various
types
remediating
contamination
caused
by
organic
impurities,
including
persistent
compounds
antibiotics.
