Molecules,
Journal Year:
2024,
Volume and Issue:
29(13), P. 3217 - 3217
Published: July 6, 2024
The
progressive
decline
of
the
coal
industry
necessitates
development
effective
treatment
solutions
for
acid
mine
drainage
(AMD),
which
is
characterized
by
high
acidity
and
elevated
concentrations
heavy
metals.
This
study
proposes
an
innovative
approach
leveraging
sulfate-reducing
bacteria
(SRB)
acclimated
to
contaminated
anaerobic
environments.
research
focused
on
elucidating
physiological
characteristics
optimal
growth
conditions
SRB,
particularly
in
relation
pH
level
temperature.
experimental
findings
reveal
that
SRB
exhibited
a
sulfate
removal
rate
88.86%
at
temperature
30
°C.
Additionally,
gel
particles
were
formulated
using
sodium
alginate
(SA)
carboxymethyl
cellulose
(CMC),
their
performance
was
assessed
under
specific
(pH
=
6,
C/S
1.5,
T
°C,
CMC
4.5%,
BSNa
0.4
mol/L,
cross-linking
time
9
h).
Under
these
conditions,
demonstrated
enhanced
efficiency
91.6%.
Thermal
analysis
via
differential
scanning
calorimetry
(DSC)
thermogravimetric
(TGA)
provided
further
insights
into
stability
properties
spheres.
underscore
potential
SRB-based
bioremediation
as
sustainable
efficient
method
AMD
treatment,
offering
novel
environmentally
friendly
solution
mitigating
adverse
effects
environmental
contamination.
Heliyon,
Journal Year:
2024,
Volume and Issue:
10(3), P. e25301 - e25301
Published: Jan. 26, 2024
Taking
rural
dispersed
sewage
for
research
objects,
the
treatment
effect
and
microbial
community
structure
characteristics
of
a
bio
filter
(BF)
reactor
was
studied.
At
fixed
time
location,
removal
efficiencies
common
pollutants
were
investigated.
By
using
high-throughput
sequencing
method,
heterogeneities
in
fillers
plant
roots
analyzed.
The
results
showed
that
average
annual
rates
CODCr,
NH3–N,
TN,
TP
by
BF
83.10
%,
65.67
60.25
80.32
%
respectively,
effluent
could
reach
first
grade
water
pollutant
discharge
standard
facility
(DB51/2626-2019).
During
process,
Scindapsus
effectively
establish
complex
stable
communities,
better
degrade
pollutants,
especially
nitrogen
removal.
dominant
communities
more
than
11
phyla
19
classes.
genus
level,
bacteria
included
Nitrospira,
Arthrobacter,
Rhodoplanes,
etc.
Molecules,
Journal Year:
2024,
Volume and Issue:
29(13), P. 3217 - 3217
Published: July 6, 2024
The
progressive
decline
of
the
coal
industry
necessitates
development
effective
treatment
solutions
for
acid
mine
drainage
(AMD),
which
is
characterized
by
high
acidity
and
elevated
concentrations
heavy
metals.
This
study
proposes
an
innovative
approach
leveraging
sulfate-reducing
bacteria
(SRB)
acclimated
to
contaminated
anaerobic
environments.
research
focused
on
elucidating
physiological
characteristics
optimal
growth
conditions
SRB,
particularly
in
relation
pH
level
temperature.
experimental
findings
reveal
that
SRB
exhibited
a
sulfate
removal
rate
88.86%
at
temperature
30
°C.
Additionally,
gel
particles
were
formulated
using
sodium
alginate
(SA)
carboxymethyl
cellulose
(CMC),
their
performance
was
assessed
under
specific
(pH
=
6,
C/S
1.5,
T
°C,
CMC
4.5%,
BSNa
0.4
mol/L,
cross-linking
time
9
h).
Under
these
conditions,
demonstrated
enhanced
efficiency
91.6%.
Thermal
analysis
via
differential
scanning
calorimetry
(DSC)
thermogravimetric
(TGA)
provided
further
insights
into
stability
properties
spheres.
underscore
potential
SRB-based
bioremediation
as
sustainable
efficient
method
AMD
treatment,
offering
novel
environmentally
friendly
solution
mitigating
adverse
effects
environmental
contamination.
