Revista AIDIS de Ingeniería y Ciencias Ambientales Investigación desarrollo y práctica,
Год журнала:
2024,
Номер
unknown, С. 565 - 586
Опубликована: Дек. 10, 2024
A
recuperação
de
fósforo
presente
no
esgoto
através
da
precipitação
química
foi
abordada
nesse
estudo.
O
objetivo
avaliar
as
tendências
das
pesquisas
e
correlações
redes
acadêmicas
relacionadas
ao
uso
escória
aço
como
fonte
alternativa
Ca
Mg
na
remoção
do
esgoto.
Mapeou-se
publicações
entre
os
anos
2017
2022
interface
Biblioshiny
que
é
uma
ferramenta
bibliometrix.
Dentre
resultados
encontrados
panorama
publicações,
identificado
a
China
o
país
mais
publicou
durante
esse
período
observou-se
ocorreu
um
aumento
gradual
número
com
passar
destes
anos.
lacunas
identificadas,
destacam-se
falta
estudos
cristalográficos
dos
precipitados
abordagem
propriedades
estruturas
cristalinas
formadas
nos
sistemas,
assim
como,
utilização
granulometrias
maiores
20
mm
filtros
reativos
sistemas
períodos
operações
superiores
1
ano.
Environmental Technology & Innovation,
Год журнала:
2023,
Номер
32, С. 103304 - 103304
Опубликована: Июль 27, 2023
Clean
production,
the
circular
economy
and
eco-innovation
aim
at
supporting
global
resilience
sustainability.
The
present
work
examines
conceptualization
of
in
Italy,
via
publicly
available
social
media
data.
Specifically,
we
conducted
a
mixed-method
analysis
mission
statements
Italian
firms,
as
published
on
LinkedIn.
semantic
network
underlined
three
emergent
themes
within
these
statements,
referring
to
sustainability,
technology,
production
consumption.
A
cluster
identified
most
frequently
occurring
keywords
each
themes,
which
included
"sustainable
development",
"technology",
"waste",
"products",
"management"
"materials."
theme
sustainability
was
further
analyzed
with
respect
its
main
pillars
(i.e.,
social,
economic,
environmental).
According
absolute
values,
approximately
40%
all
firms
referenced
their
statements.
results
point
need
for
interdisciplinarity
firm
level
ensure
competitiveness
greater
emphasis
component
Construction and Building Materials,
Год журнала:
2023,
Номер
409, С. 133861 - 133861
Опубликована: Ноя. 9, 2023
The
construction
industry
faces
a
notable
scarcity
in
the
supply
of
aggregates.
This
study
investigated
upcycling
red
mud
(also
known
as
bauxite
residue),
hazardous
waste
from
alumina
production,
into
porous
and
lightweight
(lighter
than
water)
artificial
aggregates
(RMAA)
for
CO2
sequestration.
Calcite
is
identified
main
carbonation
product,
with
two
hydration
modes
at
low
high
water
to
solid
(w/s)
ratios.
A
w/s
ratio
inhibited
formation
calcium
carbonate,
implying
indispensable
increased
carbonate
crystallinity
boosted
amount
products
conversion.
highest
sequestration
ability
(16.4
%)
conversion
degree
(59.3
powder,
well
strength
(∼8
MPa)
carbonated
RMAA,
occur
ratio.
effectively
stabilized
heavy
metals
RMAA.
mechanism
gain
RMAA
are
explored
considering
key
factors
diffusion
rate
quantity
products.
advances
carbon
capture,
utilization,
storage
by
transforming
energy
combat
climate
change.
Sustainable Production and Consumption,
Год журнала:
2024,
Номер
49, С. 462 - 473
Опубликована: Июль 14, 2024
Phosphorus
(P)
is
a
finite,
non-renewable
resource
that
critical
component
of
fertilizers;
therefore,
recovering
P
from
municipal
wastewater
can
provide
an
alternative
sustainable
source
this
nutrient.
This
work
analyses
economic
impacts
and
greenhouse
gas
emissions
recovery
in
Swedish
treatment
plants.
The
study
examines
different
scenarios,
including
technologies
individual
plants
hubs,
considers
various
P-rich
streams
(supernatant,
sludge,
ash)
plants,
plant
sizes,
multiple
sludge
management
strategies
such
as
land
application,
incineration,
hydrochar
production,
under
current
market
conditions.
goal
to
identify
offer
solutions
tailored
local
conditions,
addressing
both
technical
opportunities
reduce
costs.
results
show
varying
rates:
5
%
supernatant,
36–65
17
ash
relative
total
wastewater.
Despite
feasibility,
costs
are
not
covered
at
prices
P,
indicating
lack
financial
incentive,
especially
for
smaller
least
expensive
method
about
7
k€/t
ash,
compared
30–187
however
with
the
latter
coming
co-benefit
mitigated
emissions.
studied
range
84
123
kt
CO2
eq
(CO2
equivalent)
94–141
75–102
among
methods.
Comparatively,
methods
supernatant
showed
lowest
emissions,
while
lower
due
consideration
fewer
Developing
hub
networks
converting
into
products
like
crucial
attracting
investments,
enhancing
recovery,
leveraging
economies
scale.
Results
highlight
urgency
localized
proactive
policy
interventions
reconcile
environmental
objectives
recycling.
Furthermore,
although
more
resource-intensive
than
mineral
fertilizer,
promotes
circularity
food
chain
mitigates
risk
eutrophication.
