Environmental Science & Technology,
Год журнала:
2024,
Номер
58(26), С. 11525 - 11533
Опубликована: Июнь 20, 2024
The
microbial
oxidation
of
short-chain
gaseous
alkanes
(SCGAs,
consisting
ethane,
propane,
and
butane)
serves
as
an
efficient
sink
to
mitigate
these
gases'
emission
the
atmosphere,
thus
reducing
their
negative
impacts
on
air
quality
climate.
"
The
sudden
entry
of
Cu2+
into
wastewater
can
inhibit
the
anammox
process,
but
research
on
use
biochar
to
mitigate
inhibition
is
lacking.
In
this
study,
short-term
effects
mitigating
with
different
types
addition
were
investigated,
focusing
nitrogen
removal
efficiency,
sludge
characteristics,
and
microbial
community.
results
showed
that
under
5
mg/L
concentration,
modified
HBC300
achieved
impressive
average
rates
NO2--N
NH4+-N,
at
97.5%
81.8%,
respectively,
significantly
higher
than
those
blank
group
(88.8%
60.8%).
Modified
increases
EPS
capture
reduce
toxicity.
main
genera
Candidatus
Brocadia
Jettenia
was
significant
difference
addition,
which
positive
negative
correlations
functional
abundance,
H
content,
total
pore
volume,
DOM
specific
surface
area,
proteins
(PN)
/
polysaccharides
(PS)
ratio.
