Circular Economy,
Journal Year:
2024,
Volume and Issue:
3(3), P. 100091 - 100091
Published: June 13, 2024
The
wastewater
circular
economy
promises
improved
environmental
impacts
within
the
food-water-energy
nexus.
This
requires
verification
as
global
sanitation
sectors
seek
to
improve
and
achieve
integrated
water
management.
Life
cycle
assessment
(LCA)
has
been
used
compare
novel
technologies
for
treatment
recovery,
but
research
addressing
plant-wide
improvements
of
co-product
resource
recovery
using
real
data
from
full-scale
plants
is
still
needed,
particularly
in
a
Latin
American
context.
In
Chile,
two
(WWTPs)
have
embraced
configuration,
recovering
treated
effluent,
biosolids,
biogas,
addition
implementing
advanced
nitrogen
removal
different
technologies.
LCA
these
WWTPs
demonstrated
that
Plant
A
8
out
10
impact
categories
compared
baseline
conventional
scenario,
while
B
5
10.
analysis
showed
influence
influent
quality
on
trade-off
occurs
between
implemented.
generated
larger
credits
through
increased
biogas
biosolids
due
thermal
hydrolysis
pre-treatment
anaerobic
digestion,
combined
with
cogeneration
heat
power.
implemented
which
provided
benefits
smaller
magnitude
more
categories.
Therefore,
both
economy,
further
system
configurations
are
recommended
each.
Clean Technologies,
Journal Year:
2024,
Volume and Issue:
6(3), P. 852 - 885
Published: July 5, 2024
To
face
the
ongoing
issues
related
to
global
warming,
a
circular
economy
approach
should
be
pursued,
rethinking
waste
management
system
and
recovery
of
organic
waste.
The
main
streams
are
Food
Waste
(FW)
municipal
Sewage
Sludge
(SS).
In
spirit
circularity,
commingled
treatment
FW
SS
could
viable
solution.
this
end,
present
work
aims
review
technical
environmental
aspects
co-treatment
through
biological
thermal
processes.
Firstly,
detailed
characterization
two
substrates
is
presented
as
well
current
future
technologies.
Then,
feasibility
impacts
conventional
co-treatments
(i.e.,
composting,
anaerobic
digestion,
combination
them),
innovative
ones
incineration,
gasification,
pyrolysis,
hydrothermal
carbonization),
summarized.
outcomes
contribute
achieving
more
sustainable
way
help
policy-making
authorities
move
toward
planning.
Water Research X,
Journal Year:
2024,
Volume and Issue:
25, P. 100255 - 100255
Published: Sept. 1, 2024
Climate
change
is
driving
global
endeavours
to
achieve
carbon
neutrality
and
renewable
energy
expansion.
Sludge,
a
nutrient-rich
waste,
holds
potential
yet
poses
environmental
challenges
that
need
proper
management.
We
conducted
comprehensive
life
cycle
assessment
evaluate
the
balance
footprint
of
most
commonly
used
sludge
management
scenarios
in
BRICS
countries,
namely
Brazil,
Russia,
India,
China,
South
Africa.
Technologies
such
as
incineration
anaerobic
digestion
with
recovery
units
(i.e.,
cogeneration
unit)
maximize
minimize
footprint,
showing
superior
performance.
Shifting
from
worst
best
can
boost
production
by
1.4-98.4
times
cut
1.5-21.4
times.
In
2050,
these
improvements
could
lead
98-fold
generation
25-fold
drop
emissions,
according
Announced
Pledges
Scenarios.
Optimizing
parameters
volatile
solids
efficiency
further
boosts
output
minimizes
footprint.
This
study
offers
robust
evidence
support
sustainable
thus
promote
goals,
guide
technological
transitions,
inform
policymaking
for
development.
PLoS ONE,
Journal Year:
2024,
Volume and Issue:
19(12), P. e0312709 - e0312709
Published: Dec. 27, 2024
Technological
innovation
serves
as
the
catalyst
for
shift
towards
circular
practices.
Technologies
not
only
address
technical
challenges,
facilitating
transition
to
a
more
economy,
but
they
also
enhance
business
efficiency
and
profitability.
Furthermore,
promote
inclusivity
create
job
opportunities,
ultimately
yielding
positive
societal
impacts.
The
research
in
this
area
tends
focus
on
digital
technologies,
neglecting
other
technological
areas.
Moreover,
it
heavily
relies
literature
reviews
expert
opinions,
potentially
introducing
biases.
In
article
we
investigate
landscape
of
economy
through
Natural
Language
Processing
(NLP),
examining
key
technologies
used
sector
primary
challenges
managing
these
technologies.
methodology
is
applied
than
45,000
scientific
publications
aims
extract
text
articles
with
NLP.
findings
our
analysis
reveal
strong
emphasis
emerging
digital,
life
cycle
assessment
biomaterials
identified
seven
distinct
domains
within
CE
field.
Finally,
provide
advantages
problems
arising
adoption
implementation
an
industrial
context.
