Water,
Journal Year:
2025,
Volume and Issue:
17(2), P. 163 - 163
Published: Jan. 9, 2025
The
rapid
development
of
the
residential
and
industrial
sectors
produces
a
huge
amount
treated
domestic
wastewater.
wastewater
is
discharged
could
affect
environment
in
long
term.
Improving
quality
for
water
reclamation
would
benefit
both
sectors.
This
study
aims
to
determine
efficiency
biofilm-phytoremediation
integration
process
reclaiming
A
cuboid-shaped
reactor
was
filled
with
15
L
wastewater,
utilizing
hyacinth
polyethylene
carrier
as
supporting
media
process.
integrated
tested
two
phases:
initial
adaptation
bacteria
synthetic
(Phase
I)
biofilm-phytoremediation,
based
on
factors
NH3-N
concentration
hydraulic
retention
time
(HRT),
24
48
h
II).
In
Phase
II,
pollutant
removal
observed
at
varying
concentrations:
C1
(11–13
mg/L),
C2
(9–11
C3
(3–5
mg/L).
study’s
findings
indicate
consistent
performance
first
phase,
rates
COD
ranging
between
86.7–100.0%
79.0–99.6%,
respectively.
effectively
removed
pollutants
concentrations
NH3-N,
average
up
100%
(COD),
99%
(NH3-N),
80%
(PO43−).
shows
finest
outcomes
non-potable
recovery,
well
offers
an
alternative
resolve
scarcity
use
various
Molecules,
Journal Year:
2024,
Volume and Issue:
29(13), P. 3028 - 3028
Published: June 26, 2024
Monitoring
of
ammonium
ion
levels
in
water
is
essential
due
to
its
significant
impact
on
environmental
and
human
health.
This
work
aims
fabricate
characterize
sensitive,
real-time,
low-cost,
portable
amperometric
sensors
for
low
NH
Aquaculture Reports,
Journal Year:
2024,
Volume and Issue:
35, P. 101963 - 101963
Published: Feb. 8, 2024
The
Chinese
mitten
crab
is
an
important
aquaculture
product
in
China.
Currently,
rice-crab
co-culture
a
novel
model
that
can
realize
positive
interactions.
feed
for
crabs
cultured
rice
fields
should
be
distinguished
from
other
modes,
since
their
culture
environment
unique.
Therefore,
this
study
designed
three
experimental
groups
were
fed
15%
(RC1),
25%
(RC2),
and
35%
(RC3)
protein,
with
natural
bait
group
(RC0)
without
artificial
feeding
as
the
control.
protein
nutritional
requirements
of
investigated
by
exploring
indicators
growth
performance,
nutrient
composition,
immunity,
antioxidant
capacity,
economic
benefits
different
groups.
Through
comprehensive
discussion
one-way
analysis
variance
regression
data,
we
obtained
following
results:
feeds
high-level
improved
quality,
reduced
exposure
to
oxidative
stress.
Specifically,
contents
major
nutrients
flavor-presenting
substances,
such
free
amino
acids
(FAA),
nucleotides,
essential
(EAA),
edible
parts
female
significantly
higher
than
those
all
Male
−
28.08%
diets
showed
production
performance
FAA
content.
In
conclusion,
optimal
dietary
levels
male
reared
are
different:
they
females,
at
least
males.
actual
production,
could
separately
using
baits
reduce
costs
achieve
green
sustainable
development.
Energy Nexus,
Journal Year:
2024,
Volume and Issue:
15, P. 100316 - 100316
Published: July 3, 2024
The
fishery-photovoltaic
complementary
industry
is
an
emerging
industrial
model
in
China
that
integrates
aquaculture
with
the
solar
industry.
This
innovative
involves
conducting
activities
while
installing
photovoltaic
modules
on
water
surface
to
harness
energy
for
electricity
generation.
However,
despite
its
rapid
growth
China,
this
lacks
substantial
scientific
data
support
across
various
domains.
Therefore,
based
analysis
of
relevant
research
literature,
study
reviews
current
development
status,
environmental
and
economic
effects,
as
well
challenges
faced
by
China.
aim
provide
references
promoting
sustainable
within
sector.
findings
reveal
existing
projects
are
primarily
concentrated
middle
lower
reaches
Yangtze
River
Pearl
Basin.
geographical
distribution
these
predominantly
influenced
local
areas
available
resources,
a
greater
impact
observed
from
former
rather
than
latter.
During
summer
months
when
shaded
panels,
slight
decrease
average
quality
parameters
cases
was
observed,
such
0.2
units
pH,
1.06
°C
temperature,
dissolved
oxygen
levels
0.8
mg/L,
inorganic
nitrogen
content
total
phosphorus
concentration
dropped
0.08
mg/L
0.02
respectively.
Conversely,
there
moderate
increase
noted
ammonia
levels.
conclusion
effect
phytoplankton
biomass
not
uniform,
but
it
will
certainly
reduce
zooplankton
biomass.
species
diversity
community
minimal,
direction,
whether
positive
or
negative,
varied
depending
specific
aquatic
ecosystem.
A
certain
degree
shade
advantageous
cultivation
shade-loving
fish.
Through
strategic
deployment
panels
implementation
stocking
practices,
possible
achieve
sustained
fisheries
production.
also
can
978.6
tons
CO2
emissions
per
megawatt
year
through
production,
thus
achieving
combined
goals
conservation
reduction,
ensuring
profitability
power
Additionally,
compared
land
utilization
area
3.66
hm2
traditional
ground-mounted
photovoltaics,
only
requires
1.64
hm2,
which
significantly
save
resources
utilizing
surfaces,
mitigates
conflict
between
use
agriculture
renewable
installations.
At
same
time,
pointed
out
existence
inevitably
have
some
negative
impacts
bird
communities.
Economic
analyses
indicate
initial
infrastructure
costs
long
payback
periods
pose
challenges,
overall
feasibility
promising,
especially
governmental
technological
advancements.
several
need
be
addressed
further
development:
include
difficulties
associated
construction
costs,
periods;
insufficient
experience
technical
support;
lack
ecological
-
particularly
urgent
comprehensive
life
cycle
assessments
encompassing
both
aspects.
Future
should
focus
assessments,
improved
PV
technology
integration,
optimized
practices.
Journal of Water Process Engineering,
Journal Year:
2024,
Volume and Issue:
65, P. 105811 - 105811
Published: July 26, 2024
Selecting
microalgal
species
with
efficient
nutrient
uptake
capabilities
and
employing
an
effective
cultivation
system
are
critical
to
successful
AD
effluent
reclamation.
While
Scenedesmus
sp.
MUR
272
Chlorella
269
have
shown
efficiency
in
suspension-based
ADFE
treatment,
biofilm-based
presents
a
promising,
cost-efficient
alternative
for
valorization.
Our
study
investigates
the
feasibility
of
cultivating
these
strains
biofilm
treat
ADFE,
using
modified
F/2
medium
as
control.
Growth
monitoring
Chlorophyll
(ChlF
a)
fluorescence
measurement
assessed
algal
performance
biofilm.
Biomass
yield
ranked
follows:
ADFE>Scenedesmus
MF/2>Chlorella
MF/2.
Both
demonstrated
significantly
higher
biomass
productivity
than
ChlF
data
revealed
that
maintained
relatively
more
stable
photosynthetic
culture
progressed.
exhibited
similar
induction
curve
both
F/2.
intensity
increased
progressed,
decreased
till
day
10,
especially
at
J
I
step,
suggesting
presence
stress
factor
culture.
Efficient
removal
was
achieved
87–100
%
ammoniacal
nitrogen
(NNH3)
73–85
phosphate.
More
protein
carbohydrates
were
produced
on
4
10
species,
showing
metabolites
Scenedesmus.
These
species'
hold
promise
valorization
effluents.
