Energies,
Journal Year:
2024,
Volume and Issue:
17(22), P. 5736 - 5736
Published: Nov. 16, 2024
This
paper
explores
the
advantages
of
co-pyrolysis
municipal
sewage
sludge
with
agricultural
and
forestry
biomass,
emphasizing
its
potential
for
environmental
economic
benefits.
Co-pyrolysis
lignocellulosic
biomass
significantly
enhances
biochar
quality,
reduces
heavy
metal
content,
increases
porosity,
improves
nutrient
retention,
which
are
essential
soil
applications.
The
produced
through
demonstrates
enhanced
stability
a
lower
oxygen-to-carbon
(O/C)
ratio,
making
it
more
suitable
long-term
carbon
(C)
sequestration
pollutant
adsorption.
Additionally,
generates
bio-oil
syngas
improved
calorific
value,
contributing
to
renewable
energy
recovery
from
sludge.
synergistic
process
also
addresses
waste
management
challenges
by
reducing
harmful
emissions
immobilizing
metals,
thus
mitigating
risks
associated
disposal.
covers
key
sections
on
properties
materials,
improvements
in
quality
products,
benefits
co-pyrolysis,
such
as
reduction
immobilization.
highlights
trends
technology,
aiming
optimize
parameters
maximizing
yield
while
aligning
sustainability
circular
economy
goals.
concludes
recommendations
optimizing
processes
scaling
applications
support
sustainable
management.
Overall,
represents
approach
valorizing
sludge,
transforming
into
valuable
resources
supporting
conservation.
Environmental Chemistry and Ecotoxicology,
Journal Year:
2024,
Volume and Issue:
6, P. 92 - 103
Published: Jan. 1, 2024
The
multifunctional
properties
of
biochar
make
it
a
promising
adsorbent
heavy
metals
for
environmental
bioremediation.
Pyrolytic
temperature
is
key
factor
that
impacts
the
properties,
performance,
and
mechanisms
agro-wastes-derived
because
physiochemical
transformation
its
structural
composition.
It
has
been
deliberated
increased
pyrolysis
temperatures
strongly
enhance
specific
surface
area,
pH,
high
microporosity
as
well
carbon
ash
content
with
low
cation
exchange
capacity
volatiles
content.
reason
different
from
related
to
variations
in
lignin-cellulose
structures
moistures
agro-waste
biomasses.
Biochar
considered
low-cost
material
shown
convenient
applicability
rural
areas
developing
countries
where
contamination
emerging.
A
wide
range
pyrolytic
distinctive
characteristics
biomass
their
capacities
remove
metals.
Higher
can
exhibit
higher
areas,
enhanced
functional
groups,
stability
than
modified
biochar.
Different
exhibited
diverse
adsorption
on
such
rice
husk
corncob,
efficiency
increases
selective
hexavalent
chromium
[Cr(VI)],
cadmium
[Cd(II)]
zinc
[Zn(II)].
This
review
aimed
understand
pristine
bioremediation
biomasses
obtained
decision
making
process
production
costs.
authors
propose
future
investigations
metal
immobilization
unlock
full
potential
Biochar,
Journal Year:
2025,
Volume and Issue:
7(1)
Published: Jan. 14, 2025
Abstract
Over
the
past
10–15
years,
biochar
has
garnered
significant
global
attention
in
agriculture
and
environmental
science.
While
most
research
focused
on
benefits
of
application
soil
enhancement,
water
quality
improvement,
climate
change
mitigation,
potential
risks
associated
with
its
use
have
often
been
overlooked.
This
oversight
is
critical,
as
fate
contingent
upon
understanding
these
risks.
Once
released
into
environment,
can
interact
media,
potentially
releasing
pollutants
threatening
ecosystems.
Therefore,
it
essential
to
evaluate
unintended
health
during
production
select
appropriate
types
for
sustainable
development.
review
was
conducted
by
systematically
analyzing
synthesizing
relevant
studies
from
Web
Science,
focusing
recent
advancements
key
debates
field.
It
categorizes
endogenous
exogenous
based
source
carried
biochar.
The
analyzes
detail
impacts
raw
materials,
preparation
processes,
scenarios
Furthermore,
provides
a
thorough
overview
adverse
effects
animals,
plants,
microorganisms,
human
health,
elucidating
mechanisms
pollutant
release,
aging,
nano-effects
geochemical
processes
involving
Additionally,
this
summarizes
risk
assessment
methods
biochar,
providing
reference
safe
development
biochar-related
research.
Graphical
ACS Omega,
Journal Year:
2022,
Volume and Issue:
7(9), P. 7625 - 7637
Published: Feb. 25, 2022
One
of
the
main
products
pyrolysis
is
char.
For
better
performance
and
improvement
its
physicochemical
properties,
it
necessary
to
make
temperature
changes.
In
this
study,
different
temperatures
have
been
tested
for
rice
husk,
biochar
obtained
from
process
went
through
an
evaluation
test
yield
in
removal
emerging
compounds
such
as
azithromycin
(AZT)
erythromycin
(ERY).
this,
husk
has
carried
out
at
450,
500,
550,
600
°C,
biochars
characterized
by
ultimate
analysis
proximate
analysis,
well
specific
surface
area
tests.
Then,
adsorption
tests
with
a
200
mg
L-1
drug
(AZT
ERY)
solution
prepared
laboratory.
All
found
present
percentages
higher
than
95%.
Therefore,
obtaining
any
using
high-molecular-weight
are
quite
suitable.
