Pyrolytic conversion of construction, renovation, and demolition (CRD) wood wastes in Québec to biochar: Production, characterization, and identifying relevant stability indices for carbon sequestration
The Science of The Total Environment,
Journal Year:
2025,
Volume and Issue:
965, P. 178650 - 178650
Published: Jan. 29, 2025
Management
of
heterogeneous
construction,
renovation,
and
demolition
(CRD)
wood
residues
in
Québec
brings
into
light,
a
widespread
topic
under
discussion
related
to
their
current
disposal
methods
landfills,
that
may
lead
environmental
concerns.
With
rising
forfeitures
from
legal
standpoint,
alternative
treatment
for
CRD
wastes
are
being
explored.
Thermochemical
biomass
conversion
techniques
can
be
employed
depolymerize
low-quality
end-of-life
valorize
it
bio-based
products.
Biochar,
carbonaceous
material
obtained
through
heat
the
absence
oxygen
via
slow
pyrolysis,
tailored
specific
end-use
applications
hard-to-abate
industrial
sectors
pertinent
energy,
composite
materials,
amendments.
However,
there
is
scarcity
comprehensively
understanding
pyrolysis
projecting
biochar
product's
stability
due
lack
relevant
studies
frequent
inconsistencies
amidst
currently
available
methods.
Nevertheless,
present
study,
pyrolyzed
horizontal
tube
furnace
two
scales
laboratory
conditions.
Temperatures
ranging
300
800
°C,
residence
time
(BRT)
30-120
min,
heating
rates
20-55
°C/min,
mass
feedstock
between
100
500
g
were
operational
conditions
chosen
experimentation.
Evaluation
was
carried
out
by
proximate
ultimate
analysis,
Van-Krevelen
plots,
TGA/DTG
profile,
R50
recalcitrance,
SEM-EDX,
Raman
ID/IG
Data
analysis
indicated
carbon
content
(89-90
%),
FC
(70-74
TSF
(73-75
(0.64-0.65),
(0.972)
increased
with
an
increase
BRT
(120
min)
temperature
(800
°C)
rendering
its
utilization
metallurgical
as
reductant.
A
surface
area
220-270
m2/g
also
detected
these
at
°C
recommending
implementation
adsorption
applications.
Biochar's
cation
exchange
capacity
(CEC),
pH,
hydrophobicity
high
temperatures
nurturing
ability
used
soil
pH
adjustment
part
remediation
activities.
SEM-EDX
proved
ash
predominantly
harboring
alkaline
earth
metals
(AAEM)
like
Ca
K
but
certain
point
where
devolatilization
implicit,
thereby
concentrating
stable
carbon.
As
functionalities
biochar,
they
decreased
verifying
rejection
oxychemicals
groups.
Noticeable
striations
associated
C-H/C-O/C=O
vibration,
stretching,
bending
FTIR
spectral
bands
linked
terminal
dehydrogenation,
condensation,
aromatization
reactions
highlighting
development
CC
linkages
commonly
assigned
aromatics.
Evident
low
H/C
(0.51-0.09)
O/C
(0.08-0.02)
indices,
extrapolated
high-temperature
biochars
PR:1
PR:2
possess
permeance
could
bolster
sequestration/draw-down
other
CDR
Language: Английский
Biochar Mediated Remediation of Emerging Inorganic Pollutants and their Toxicological Effects on Plant and Soil Health
Sheikh Mansoor,
No information about this author
Subaya Manzoor,
No information about this author
Razia Gull
No information about this author
et al.
Journal of soil science and plant nutrition,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 3, 2025
Language: Английский
Effect of biochar application rates on soil properties and growth of Amaranthus caudatus
Discover Agriculture,
Journal Year:
2025,
Volume and Issue:
3(1)
Published: Feb. 11, 2025
Language: Английский
A Review of Biochar from Biomass and Its Interaction with Microbes: Enhancing Soil Quality and Crop Yield in Brassica Cultivation
Life,
Journal Year:
2025,
Volume and Issue:
15(2), P. 284 - 284
Published: Feb. 12, 2025
Biochar,
produced
from
biomass,
has
become
recognized
as
a
sustainable
soil
amendment
that
the
potential
to
improve
quality
and
agricultural
production.
This
review
focuses
on
production
processes
properties
of
biochar
derived
different
types
including
synergistic
interactions
between
microorganisms,
emphasizing
their
influence
overall
crop
production,
particularly
in
cultivation
Brassica
crops.
It
additionally
addresses
benefits
limitations
microbial
application.
Biomass
is
renewable
abundant
resource
can
be
converted
through
pyrolysis
into
biochar,
which
high
porosity,
surface
functionalities,
capacity
retain
nutrients.
These
characteristics
provide
optimal
conditions
for
beneficial
communities
increase
nutrient
cycling,
reduce
pathogens,
structure.
The
information
indicates
use
crops
result
improved
plant
growth,
yield,
uptake,
stress
mitigation.
includes
about
such
pH,
elemental
composition,
ash
content,
affected
by
biomass
used
well
like
temperature.
Understanding
these
variables
essential
optimizing
use.
Moreover,
microbes
emphasizes
importance
with
constraints.
Therefore,
agriculture
methods
possibly
achieved
integrating
management
measurements,
resulting
higher
productivity
adaptability
or
other
systems.
aims
comprehensive
understanding
biochar’s
role
supporting
farming
its
address
contemporary
challenges.
Language: Английский
Spent Mushroom Substrate-Derived Biochar and Its Applications in Modern Agricultural Systems: An Extensive Overview
Life,
Journal Year:
2025,
Volume and Issue:
15(2), P. 317 - 317
Published: Feb. 18, 2025
Spent
mushroom
substrate
(SMS),
a
nutrient-dense
byproduct
of
cultivation,
has
emerged
as
promising
feedstock
for
biochar
production,
offering
sustainable
solution
to
modern
agricultural
and
environmental
challenges.
This
review
explores
SMS
properties,
its
conversion
into
biochar,
various
applications.
Due
lignocellulosic
structure,
high
organic
matter
(OM),
essential
nutrients,
is
ideal
pyrolysis,
process
that
enhances
biochar's
porosity,
nutrient
retention,
carbon
stability.
These
properties
improve
soil
fertility,
water
microbial
activity,
plant
growth
while
also
contributing
climate
change
mitigation
through
sequestration.
SMS-derived
stands
out
superior
benefits,
including
balanced
pH,
rich
profile,
the
ability
adsorb
heavy
metals,
which
mitigates
contamination
minimizes
toxic
risks
in
food
chain.
By
enhancing
cycling,
moisture
supports
farming
practices
reduce
chemical
fertilizer
use
boost
resilience.
Beyond
applications,
effective
wastewater
treatment,
mitigating
diseases,
improving
cultivation
substrates,
thereby
mycelial
productivity.
Economically,
it
cost-effective
alternative
due
abundant
availability
inexpensive
nature
SMS.
Nevertheless,
challenges
still
exist,
particularly
optimizing
production
methods
ensuring
consistency
influenced
by
variations
pyrolysis
conditions
types.
Advances
technology
are
vital
scaling
up
production.
paper
emphasizes
transformative
potential
advocating
integration
circular
economy
frameworks
systems.
Recommendations
future
research
policy
support
provided
maximize
ecological
economic
benefits
fostering
widespread
adoption
global
strategies.
Language: Английский
Removal of lead in water by potassium hydroxide-activated biochar developed from Syzygium cumini stem
Discover Chemical Engineering,
Journal Year:
2024,
Volume and Issue:
4(1)
Published: July 3, 2024
Abstract
Lead
(Pb)
contamination
in
water
poses
a
significant
threat
to
public
health
across
the
globe
which
requires
effective
remediation
strategies.
The
main
objective
of
this
study
is
achieve
removal
efficiency
Pb(II)
ions
from
aqueous
media
using
activated
Syzygium
cumini
(java
plum)
stem
biochar.
It
was
prepared
by
slow
pyrolysis
at
400
°C
after
treating
biomass
with
potassium
hydroxide
for
activation.
These
biochars
were
characterized
thoroughly
(SEM,
SEM–EDX,
TEM,
FTIR,
XRD,
elemental
analyses,
and
SBET)
conduct
set
batch
experiments.
effect
several
parameters
such
as
pH,
temperature,
contact
time,
adsorbent
dosage,
initial
lead
concentrations,
co-existing
explored.
decrease
starting
concentrations
50
10
mg
L
−1
resulted
improved
efficiency.
effectiveness
biochar
97%,
but
non-activated
just
19%.
adsorption
increased
considerably
pH
3
5.
Further,
optimized
through
various
isotherms
models,
kinetic
equations,
thermodynamic
analysis.
observed
that
pseudo-second-order
model
Temkin
best-fitted
models
identify
mechanism
chemisorption
monolayer
sorption.
According
study,
promising
biosorbent
removing
an
solution.
Graphical
Language: Английский
Harnessing Carbon-Based Nanomaterials for Sustainable Environmental Solutions
Advances in chemical and materials engineering book series,
Journal Year:
2024,
Volume and Issue:
unknown, P. 57 - 77
Published: June 28, 2024
Carbon-based
nanomaterials
(CBNMs),
including
graphene,
carbon
nanotubes
(CNTs),
fullerenes,
and
nanodiamonds,
are
poised
to
revolutionize
sustainable
environmental
applications.
Graphene's
unparalleled
mechanical
strength,
electrical
conductivity,
thermal
properties
make
it
crucial
for
water
purification
energy
storage.
CNTs,
with
their
exceptional
tensile
chemical
stability,
vital
in
pollution
control
conversion.
Fullerenes,
noted
electronic
high
reactivity,
excel
remediation.
Nanodiamonds
offer
hardness,
biocompatibility,
promising
applications
from
soil
remediation
biomedical
engineering.
However,
challenges
such
as
toxicity,
cost,
scalability
must
be
addressed.
Future
research
should
focus
on
overcoming
these
hurdles
fostering
interdisciplinary
collaboration
fully
harness
CBNMs
solutions.
Language: Английский
Triple impact: Biochar, no-tillage, and cover crops for soil carbon enhancement and climate resilience in soybean farming
Qiliang Huang,
No information about this author
Ratih Kemala Dewi,
No information about this author
Yingting Gong
No information about this author
et al.
Pedosphere,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 1, 2024
Language: Английский
Evaluation of the buffer-blocking capacity of acrocarpous moss Campylopus schmidii as candidate for copper and cadmium migration
Rong Zhang,
No information about this author
Feng Huang,
No information about this author
Zhuang Ju
No information about this author
et al.
Environmental Research,
Journal Year:
2024,
Volume and Issue:
unknown, P. 120643 - 120643
Published: Dec. 1, 2024
Language: Английский
The Relationship Between Ecological Awareness, Satisfaction, and Intent to Participate in Environmental Protection: Direct and Indirect Effects Moderated by Social and Educational Responsibility
Thanh Viet Nguyen,
No information about this author
Dinh Ngoc Truong,
No information about this author
Lijing Gai
No information about this author
et al.
Cadernos de Educação Tecnologia e Sociedade,
Journal Year:
2024,
Volume and Issue:
17(se5), P. 44 - 59
Published: Dec. 28, 2024
In
Vietnam,
environmental
pollution
is
increasingly
becoming
a
pressing
issue
due
to
the
rapid
pace
of
economic
growth
and
urbanization.
This
poses
significant
challenges
ecosystems
directly
impacts
people's
lives.
The
participation
rate
citizens
in
protection,
especially
rural
industrial
areas,
remains
limited,
making
protection
major
concern
for
researchers
regulatory
agencies.
objective
this
study
examine
direct
indirect
effects
social
educational
responsibility
awareness
on
relationship
between
ecological
awareness,
satisfaction,
intent
participate
protection.
Through
this,
proposes
measures
enhance
action
Language: Английский