Nanotechnology,
Journal Year:
2023,
Volume and Issue:
34(35), P. 352001 - 352001
Published: May 11, 2023
Bio-nanotechnology
is
one
of
the
new
and
sound
techniques
that
have
various
advantages
over
conventional
methods
wastewater
treatment.
The
utilization
nanomaterials
like
nanoparticles
for
treatment
emerging
field
research.
Both
physical
chemical
can
be
used
nanoparticle
synthesis,
but
synthesis
based
on
algae
(biological
method)
has
numerous
others
as
it
environmentally
friendly
sustainable.
Top-down
bottom-up
are
two
approaches
generally,
bio-reduction
(bottom-up
approach)
to
synthesize
nanoparticles.
Nanoparticles
synthesized
inside
cell
called
intracellular
outside
surface
extracellular
synthesis.
Temperature,
pH,
reaction
time
some
factors
influence
size,
properties
Characterization
carried
out
with
help
UV-visible
spectroscopy
(UV-vis),
x-ray
diffraction,
Fourier
transfer
infrared
spectroscopy,
etc.
Algal
highly
efficient
in
remediation
contaminants
heavy
metals
dyes
from
wastewater.
In
present
review,
algal
containing
metals,
dye,
discussed.
Moreover,
challenges
opportunities
this
also
highlighted.
As
its
initial
stage,
therefore,
a
lot
research
gaps
present,
which
only
filled
by
further
C – Journal of Carbon Research,
Journal Year:
2023,
Volume and Issue:
9(3), P. 67 - 67
Published: July 7, 2023
Biochar,
a
sustainable
solid
material
derived
from
biomass
pyrolysis
enriched
in
carbon,
has
emerged
as
promising
solution
for
soil
carbon
sequestration.
This
comprehensive
review
analyzes
the
current
knowledge
on
biochar’s
application
this
context.
It
begins
by
examining
biochar
properties
and
production
methods,
highlighting
its
recalcitrant
nature
potential
stable
sink.
The
influence
of
various
feedstocks
conditions
physicochemical
sequestration
is
explored.
Mechanisms
through
which
enhances
are
discussed,
including
role
physical
barrier
against
loss
ability
to
promote
aggregates
microorganisms.
Challenges
limitations,
such
variations
optimal
rates,
addressed,
along
with
strategies
maximizing
effectiveness
amendments.
concludes
emphasizing
importance
long-term
field
studies,
standardized
protocols,
economic
assessments
support
widespread
adoption
climate
change
mitigation.
Resources Conservation & Recycling Advances,
Journal Year:
2023,
Volume and Issue:
19, P. 200173 - 200173
Published: July 18, 2023
In
circular
economies,
it
is
imperative
to
implement
effective
environmental
management
solutions
address
resource
depletion.
Over
the
past
few
years,
there
has
been
a
growing
recognition
of
potential
agricultural
crop
waste
in
mitigating
greenhouse
gas
(GHG)
emissions
and
promoting
global
carbon
neutrality.
Despite
lacking
practical
options,
open-field
burning
residue
contributes
significantly
air
pollution.
This
challenge
may
be
addressed
by
producing
biochar
through
pyrolysis
residues.
A
application
agriculture
can
contribute
reducing
warming
sequestration
atmospheric
from
soil.
As
part
life
cycle
assessment
biochar,
yield
during
its
production
are
critical
factors,
which
emphasize
importance
selecting
method
suitable
for
biochar.
The
objective
this
paper
present
comprehensive
overview
agronomic
advantages
associated
with
along
detailed
analysis
(LCA).
Furthermore,
provides
an
how
facilitate
local
energy
sustainable
within
nexus
agroecosystems,
environment,
energy.
Case Studies in Construction Materials,
Journal Year:
2024,
Volume and Issue:
20, P. e02859 - e02859
Published: Jan. 9, 2024
The
utilisation
of
biochar
in
concrete
has
attracted
considerable
attention
due
to
its
potential
enhancing
the
properties
and
sustainability
this
construction
material.
This
in-depth
review
delves
into
various
aspects
biochar-concrete
composites.
It
commences
by
defining
exploring
production
methods,
physical
chemical
properties.
Additionally,
provides
an
overview
concrete,
emphasising
composition,
challenges
associated
with
traditional
methods.
incorporation
brings
forth
several
benefits,
such
as
improved
strength
durability,
enhanced
thermal
for
carbon
sequestration.
paper
examines
process
composites,
covering
like
selection,
mixing
techniques
quality
control
measures.
Furthermore,
are
evaluated,
considering
environmental
impact,
life
cycle
assessment,
footprint
reduction
economic
feasibility.
also
addresses
future
perspectives
along
opportunities
research
development.
comprehensive
presents
valuable
insights
properties,
serves
a
guide
further
advancements
realm
sustainable
construction.
Critical Reviews in Environmental Science and Technology,
Journal Year:
2022,
Volume and Issue:
53(2), P. 216 - 238
Published: March 8, 2022
Carbon
capture
and
utilization
(CCU)
is
an
emerging
technology
with
commercial
potential
to
convert
atmospheric
carbon
dioxide
(CO2)
into
net
zero
or
negative
emission
products.
In
microalgae-based
CCU,
microalgae
utilize
CO2
sunlight
generate
biomass
for
applications.
This
paper
reviews
the
current
state
of
microalgal
culture
development
CCU
highlights
its
contribution
addressing
climate
change
challenges.
Current
systems
have
not
been
designed
high
throughput
growth
capture.
Raceways,
high-rate
algal
ponds,
photobioreactors
are
most
widely
used
cultivation
at
a
large-scale.
The
limitations
these
related
requirements.
Ponds
operated
narrow
depth
ensure
sufficient
light
distribution
thus
need
large
land
surface.
gas
needs
be
in
dissolved
form
efficient
by
microalgae.
Innovative
system
designs
achieve
optimized
light,
nutrient,
enhanced
production
crucial
large-scale
Data
corroborated
this
review
several
innovative
techniques
deliver
effectively
enhance
illumination
cells.
Submerged
internal
illuminations
can
without
compromising
volume
delivery
technique
selections
mainly
depend
on
sources.
carbonation
column
appears
best
option
regarding
efficiency,
easy
operation,
simple
design.
downstream
processes
(i.e.
harvesting,
utilization,
water
reuse)
important
make
significant
global
mitigation
solutions.
Cleaner Environmental Systems,
Journal Year:
2022,
Volume and Issue:
6, P. 100094 - 100094
Published: Sept. 1, 2022
Used
COVID-19
masks
produce
a
large
amount
of
garbage
that
frequently
overwhelms
waste
management
facilities,
hence
they
are
disposed
improperly.
It
is
imperative
to
develop
processing
technique
harnesses
disposable
face
create
biofuel
in
order
address
the
environmental
problems
caused
by
their
disposal.
In
this
study,
biochar
production
through
co-carbonization
mask
and
biomass
(Daniella
oliveri
leaves)
using
fixed-bed
updraft
reactor
was
investigated
as
means
recycling
wastes
for
sustainable
environment.
A
hybrid
with
40.20
wt%
yield
produced
at
peak
temperature
350
°C,
while
32.87
only
high
279
°C.
According
sample
analysis,
biochar,
which
has
specific
surface
area
397.8
m2/g,
very
porous
numerous
cracks
fissures.
The
Fourier
transform
infrared
analysis
showed
presence
functional
groups,
mainly
hydroxyl
carbonyl
co-carbonized
mask,
indicating
possibility
an
adsorbent
increase
soil
fertility.
