Business Strategy and the Environment,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 31, 2025
ABSTRACT
This
study
comprehensively
investigates
the
potential
of
food
industrial
sludge
as
a
renewable
resource
within
expanding
global
industry.
Grounded
in
theoretical
framework
circular
economy
and
sustainability
sciences,
it
delves
into
composition
sludge,
comprising
diverse
organic
(proteins,
carbohydrates,
lipids,
fibers)
inorganic
elements
(minerals,
heavy
metals,
trace
elements),
highlighting
its
environmental
economic
implications.
The
focus
is
on
evaluating
key
utilization
methods—anaerobic
digestion,
thermal
treatment
(pyrolysis
gasification),
composting,
bioconversion—for
transforming
valuable
resources
such
biogas,
biochar,
compost.
These
methods
are
assessed
based
their
alignment
with
sustainable
waste
management
theories
practices,
particularly
concerning
recovery.
Empirical
data
from
case
studies
industry
reports
incorporated
to
provide
concrete
examples
successful
practices.
For
instance,
empirical
indicate
that
anaerobic
digestion
can
reduce
volume
by
up
70%
generate
biogas
an
energy
yield
approximately
25
MJ
per
kg
dry
sludge.
Pyrolysis
sequester
3
t
CO
2
ton
biochar
produced.
demonstrate
considerable
promise
for
production,
nutrient
recovery,
reducing
greenhouse
gas
emissions,
supporting
approach.
addresses
challenges
management,
including
compositional
variability,
contaminant
presence,
necessity
effective
mitigate
risks
water
soil
pollution
odor
issues.
Findings
not
only
viable
but
also
essential
minimizing
impact,
conserving
finite
resources,
promoting
research
contributes
insights
policymakers,
stakeholders,
scientists,
enriching
body
knowledge
framed
context
Sustainable
Development
Goals
(SDGs),
SDG
6
(Clean
Water
Sanitation),
7
(Affordable
Clean
Energy),
12
(Responsible
Consumption
Production).
