The Science of The Total Environment,
Год журнала:
2023,
Номер
903, С. 166520 - 166520
Опубликована: Авг. 23, 2023
Resource
recovery
solutions
can
reduce
the
water
sector's
resource
use
intensity.
With
many
such
being
proposed,
an
assessment
method
for
effective
decision-making
is
needed.
The
sector
predominantly
deals
with
biogeochemical
resources
(e.g.,
nitrogen)
that
are
different
from
technical
industrial
coagulants)
in
three
ways:
(1)
they
move
through
environment
natural
cycles;
(2)
fulfil
human
and
environmental
functions;
(3)
subject
to
substantial
losses.
Whilst
several
circularity
methods
exist
resources,
have
received
less
attention.
To
address
this,
a
well-established
material
indicator
(MCI)
modified.
This
done
by
redefining
terms:
restoration,
regeneration,
linear
flows
create
new
approach.
approach
demonstrated
real-life
case
study
involving
treated
wastewater
(TW)
fertigation.
reveals
using
original
MCI
underestimates
of
resources.
because,
method,
only
reused/recycled
functions
be
considered
circular,
whereas,
approach,
one
also
considers
as
N2
emission
groundwater
infiltration
circular
flows.
Even
though
these
may
not
reuse/recycle
type
flows,
still
contribute
towards
future
availability
and,
thus,
sustainability.
modified
shows
TW
fertigation
significantly
improve
nitrogen
circularity.
However,
careful
planning
schedule
essential
since
increasing
frequency
leads
lower
but
higher
Additionally,
collecting
drainage
reuse
In
conclusion,
assessed
manner
better
aligned
ACS ES&T Engineering,
Год журнала:
2024,
Номер
4(7), С. 1540 - 1561
Опубликована: Июнь 7, 2024
Carbon,
nutrients,
and
heat
are
available
in
vast
quantities
wastewater.
However,
technologies
that
can
effectively
extract
chemicals
energy
needed
to
realize
wastewater
as
a
sustainable
resource.
Recent
advances
wetting-resistant
porous
membranes,
termed
vapor-gap
membranes
(VGMs),
have
demonstrated
they
well-suited
the
facile,
selective,
cost-effective
recovery
of
volatile
resources
from
In
this
review,
we
examine
promise
limitations
VGM-based
processes
with
particular
focus
on
two
types
wastewater:
dissolved
compounds
low-grade
heat.
We
begin
by
discussing
driving
forces
selective
mechanisms
required
for
extraction
different
through
VGMs.
Then,
current
status
challenges
using
VGMs
presented.
also
analyze
resource
potential
thermal
its
Based
membrane
capabilities,
process
requirements,
availability,
assess
feasibility
valorization
identify
research
needs
achieve
high
efficiency,
long-term
reliability,
scalability.
Environmental Science & Technology,
Год журнала:
2023,
Номер
58(4), С. 1966 - 1975
Опубликована: Дек. 28, 2023
Polysaccharides
in
extracellular
polymeric
substances
(EPS)
can
form
a
hybrid
matrix
network
with
proteins,
impeding
waste-activated
sludge
(WAS)
fermentation.
Amino
sugars,
such
as
N-acetyl-d-glucosamine
(GlcNAc)
polymers
and
sialic
acid,
are
the
non-negligible
components
EPS
of
aerobic
granules
or
biofilm.
However,
occurrence
amino
sugars
WAS
their
degradation
remains
unclear.
Thus,
(∼6.0%)
were
revealed,
genera
Lactococcus
Zoogloea
identified
for
first
time.
Chitin
was
used
substrate
to
enrich
chitin-degrading
consortium
(CDC).
The
COD
balances
methane
production
ranged
from
83.3
95.1%.
gradually
converted
oligosaccharides
GlcNAc
after
dosing
enzyme.
After
doing
enriched
CDC
WAS,
final
markedly
increased
60.4
±
0.6
mL,
reflecting
an
increase
∼62%.
Four
model
substrates
(GlcNAc
acid)
polysaccharides
(cellulose
dextran)
could
be
by
CDC.
Treponema
(34.3%)
core
bacterium
via
excreting
chitinases
(EC
3.2.1.14)
N-acetyl-glucosaminidases
3.2.1.52),
especially
genetic
abundance
2.5
times
higher
than
that
WAS.
this
study
provides
elegant
method
utilization
sugar-enriched
organics.
The Science of The Total Environment,
Год журнала:
2023,
Номер
903, С. 166520 - 166520
Опубликована: Авг. 23, 2023
Resource
recovery
solutions
can
reduce
the
water
sector's
resource
use
intensity.
With
many
such
being
proposed,
an
assessment
method
for
effective
decision-making
is
needed.
The
sector
predominantly
deals
with
biogeochemical
resources
(e.g.,
nitrogen)
that
are
different
from
technical
industrial
coagulants)
in
three
ways:
(1)
they
move
through
environment
natural
cycles;
(2)
fulfil
human
and
environmental
functions;
(3)
subject
to
substantial
losses.
Whilst
several
circularity
methods
exist
resources,
have
received
less
attention.
To
address
this,
a
well-established
material
indicator
(MCI)
modified.
This
done
by
redefining
terms:
restoration,
regeneration,
linear
flows
create
new
approach.
approach
demonstrated
real-life
case
study
involving
treated
wastewater
(TW)
fertigation.
reveals
using
original
MCI
underestimates
of
resources.
because,
method,
only
reused/recycled
functions
be
considered
circular,
whereas,
approach,
one
also
considers
as
N2
emission
groundwater
infiltration
circular
flows.
Even
though
these
may
not
reuse/recycle
type
flows,
still
contribute
towards
future
availability
and,
thus,
sustainability.
modified
shows
TW
fertigation
significantly
improve
nitrogen
circularity.
However,
careful
planning
schedule
essential
since
increasing
frequency
leads
lower
but
higher
Additionally,
collecting
drainage
reuse
In
conclusion,
assessed
manner
better
aligned
