Journal of Environmental Management,
Journal Year:
2024,
Volume and Issue:
358, P. 120742 - 120742
Published: April 8, 2024
The
extensive
use
of
pharmaceuticals
has
raised
growing
concerns
regarding
their
presence
in
surface
waters.
High
concentrations
sulfamethoxazole
(SMX)
and
lincomycin
(LIN),
as
commonly
prescribed
antibiotics,
persist
various
wastewaters
waters,
posing
risks
to
public
health
the
environment.
Biochar
derived
from
accessible
biowaste,
like
activated
sludge
biomass,
offers
a
sustainable
eco-friendly
solution
mitigate
antibiotic
release
into
water
systems.
This
study
investigates
effectiveness
H3PO4-modified
sludge-based
biochar
(PBC)
synthesized
through
microwave
(MW)
heating
for
adsorption
SMX
LIN
antibiotics.
synthesis
parameters
PBC
were
optimized
using
central
composite
design
considering
MW
power,
time,
H3PO4
concentration.
Characterization
results
validate
efficacy
process
creating
specific
area
365
m2/g,
well-developed
porosity
with
abundant
oxygen-containing
functional
groups.
Batch
dynamic
experiments
piloted
assess
performance
single
binary
Results
show
that
exhibits
higher
affinity
rather
than
LIN,
maximum
capacities
45.6
mg/g
26.6
mg/g,
respectively.
Based
on
kinetic
studies
chemisorption
is
suggested
primary
mechanism
removal.
Equilibrium
strong
agreement
Redlich-Peterson
isotherm,
suggesting
greater
probability
multilayer
both
Hydrogen
bonding
π-π
electron
sharing
are
prevailing
mechanisms
modified
biochar.
Furthermore,
system
was
replicated
fixed
bed
column
setup,
demonstrating
effective
removal
pure
real
wastewater
samples
PBC-loaded
hydrogel
beads
(PBC–B).
These
findings
serve
crucial
support
upcoming
concerning
realistic
application
antibiotics
Environmental Chemistry Letters,
Journal Year:
2021,
Volume and Issue:
19(4), P. 3023 - 3055
Published: March 11, 2021
Abstract
In
the
context
of
climate
change,
there
is
an
urgent
need
for
rapid
and
efficient
methods
to
capture
sequester
carbon
from
atmosphere.
For
instance,
production,
use
storage
biochar
are
highly
negative,
resulting
in
estimated
sequestration
0.3–2
Gt
CO
2
year
−1
by
2050.
Yet,
production
requires
more
knowledge
on
feedstocks,
thermochemical
conversion
end
applications.
Herein,
we
review
design
development
systems,
investigate
removal
industry.
Carbon
efforts
currently
promoted
via
voluntary
market.
The
major
commercialized
technologies
offering
atmospheric
forestation,
direct
air
utilization
storage,
soil
sequestration,
wooden
building
elements
biochar,
with
corresponding
fees
ranging
10
895
GBP
(British
pounds)
per
ton
.
Biochar
range
52
131
,
which
indicates
that
a
realistic
strategy
can
be
deployed
at
large
scale.
services
offered
through
robust
marketplaces
require
extensive
certification,
verification
monitoring,
adds
element
credibility
authenticity.
eligibility
dependent
type
feedstock
utilized
processing
conditions
employed.
Process
optimization
imperative
produce
product
meets
application-specific
requirements,
environmental
regulations
achieve
ultimate
stability
purposes.
Journal of Agriculture and Food Research,
Journal Year:
2023,
Volume and Issue:
11, P. 100498 - 100498
Published: Jan. 6, 2023
Soil
is
a
fundamental
part
of
successful
agriculture,
and
its
quality
has
to
be
improved
maximize
crop
yield
soil
fertility.
To
increase
productivity
fertility,
biochar
can
applied
the
soil.
Biochar
solid
carbon-rich
product
produced
from
biomass
agricultural
residues,
wastes,
wood,
through
pyrolysis
in
an
oxygen-deficient
condition.
Carbon
sequestration
important
because
potential
applications
recycling
retaining
nutrients
lowering
greenhouse
gas
emissions.
In
this
review,
we
explore
various
ensure
safe
sustainable
improvement
This
review
provides
overview
properties,
production
technology,
employment
agriculture.
would
useful
resource
for
researchers,
farmers,
academics
who
are
interested
utilization
biochar.
