Energies,
Год журнала:
2023,
Номер
16(1), С. 553 - 553
Опубликована: Янв. 3, 2023
The
anaerobic
digestion,
AD,
process
presents
a
solution
for
sustainable
waste
management,
greenhouse
gas
mitigation
and
energy
production
growing
population
needs
requirements.
Adopting
biorefinery
approach
that
utilises
different
feedstock
may
enhance
support
optimisation
of
the
digestion
process.
Algae
is
promising
could
be
used
via
Microalgal
biomass
rich
in
carbohydrates
lipids;
however,
many
species
algae
exhibit
tough
cell
walls
also
difficult
to
digest
influence
or
inhibit
efficiency
AD
This
study
concentrated
on
comparison
remediation
two
marine
algal
species,
Tetraselmis
suecica
Nannochloropsis
oceanica.
were
pre-treated
with
an
ultrasound
technique
compared
their
methane
using
biochemical
potential
tests.
For
Tetraselmis,
specific
0.165
LCH4/KgVS
was
observed;
Nannochloropsis,
value
0.101
observed
samples
treated
ultrasound.
BMP
results
from
this
show
among
micro-algae
tested,
found
better
substrate
potential.
Contrary
increasing
production,
cavitation
caused
slight
decrease
values
both
oceanica
residues.
pre-treatment
techniques
provided
comparable
can
recommended
effective
bioenergy
production.
However,
further
research
required
microalgae
integration
microalgal
biorefineries
circular
economy.
Bioresource Technology Reports,
Год журнала:
2024,
Номер
26, С. 101823 - 101823
Опубликована: Март 24, 2024
Achieving
renewable
clean
energy
to
meet
increasing
global
demand
and
counter
overreliance
on
depleting
unsustainable
sources
has
recently
drawn
significant
research
interest.
Similarly,
attain
the
sustainable
development
goals
(SDGs)
"zero
hunger"
agenda,
massive
agricultural/food
productions
are
embarked
on,
leading
increased
agro-food
waste
(AFW)
generation
with
enormous
handling
costs
evade
its
contribution
environmental
pollution.
The
advent
of
biorefineries
fostered
a
healthy
balance
for
tackling
challenges
from
AFW
–
thereby
promoting
circular
bioeconomy
(CBE).
Integrating
several
emerging
microbial/enzymatic
bioconversion
processes
facilitated
overall
increase
in
process
efficiency.
This
review,
therefore,
provides
extensive
information
ecological
impacts
AFW,
as
well
biorefinery
sustainability.
We
also
critically
reviewed
advances
integrated
engineering
valorization.
Finally,
limitations
prospects
real-life
application
these
recent
approaches
were
suggested.
Frontiers in Bioengineering and Biotechnology,
Год журнала:
2024,
Номер
12
Опубликована: Авг. 20, 2024
To
address
climate
change
threats
to
ecosystems
and
the
global
economy,
sustainable
solutions
for
reducing
atmospheric
carbon
dioxide
(CO
2
)
levels
are
crucial.
Existing
CO
capture
projects
face
challenges
like
high
costs
environmental
risks.
This
review
explores
leveraging
microalgae,
specifically
Chlorella
genus,
conversion
into
valuable
bioenergy
products
biohydrogen.
The
introduction
section
provides
an
overview
of
pathways
in
microalgal
cells
their
role
biomass
production.
It
discusses
current
credit
industries
projects,
highlighting
genus’s
concentration
mechanism
(CCM)
model
efficient
sequestration.
Factors
influencing
sequestration
examined,
including
pretreatment,
pH,
temperature,
irradiation,
nutrients,
dissolved
oxygen,
sources
concentrations
.
microalgae
as
a
feedstock
various
applications
biodiesel,
biooil,
bioethanol,
biogas
biohydrogen
Strategies
optimizing
yield
from
highlighted.
Outlining
possibilities
further
optimizations
concludes
by
suggesting
that
-based
is
promising
offers
contributions
achieve
goals.
Critical Reviews in Environmental Science and Technology,
Год журнала:
2024,
Номер
54(19), С. 1395 - 1416
Опубликована: Фев. 22, 2024
In
approximately
one
decade,
global
temperatures
will
likely
exceed
a
warming
level
that
United
Nations
Intergovernmental
Panel
on
Climate
Change
report
considers
"red
alert
for
humanity".
We
propose
exploring
tidal
flat
diatoms
to
address
climate
change
challenges.
Tidal
flats
are
extensive
coastal
ecosystems
crucial
the
provisioning
and
regulation
of
aquatic
environments.
Diatoms
contribute
biomass
production
account
20%
primary
productivity
40%
annual
marine
production,
making
them
nutrient
cycling
sediment
stabilization.
Potential
CO2
removal
from
Korean
by
is
estimated
be
598,457–683,171
t
equivalents
(CO2e)
annually,
with
economic
value
blue
carbon
(BC)
resulting
diatom
activity
being
US$
17.95–20.50
million.
Dissemination
this
potential
could
incentivize
wetland
protection
mitigation
measures.
The
CO2e
40,957,346–46,754,961
CO2e,
representing
0.11–0.13%
greenhouse
gas
emissions,
even
though
cover
0.0025%
Earth's
surface
represent
less
than
0.5%
(by
weight)
all
photosynthetic
plants.
Researchers
should
combine
ecology
economics
develop
standardized
approaches
input
monitoring
quantification.
Further,
spatiotemporal
analyses
environmental
threats
necessary
conserving
their
biodiversity
function
as
critical
BC
source.
Land-based
cultivation
large-scale
biorefinery
processes
can
greener,
more
prosperous
future
humanity
upon
which
we
rely.
