Feasibility of using freshwater microalgae to remove triclosan from aqueous media
Algal Research,
Год журнала:
2025,
Номер
unknown, С. 104001 - 104001
Опубликована: Март 1, 2025
Язык: Английский
Biodegradation pathways and mechanisms of 17α-ethynylestradiol via functional enzymes in the freshwater microalga Scenedesmus quadricauda
Water Research,
Год журнала:
2025,
Номер
unknown, С. 123569 - 123569
Опубликована: Март 1, 2025
Язык: Английский
Nature based solutions for removal of steroid estrogens in wastewater
Frontiers in Microbiology,
Год журнала:
2024,
Номер
15
Опубликована: Сен. 20, 2024
Estrogens
are
a
growing
problem
in
wastewater
discharges
because
they
continuously
entering
the
environment
and
biologically
active
at
extremely
low
concentrations.
Their
effects
on
wildlife
were
first
identified
several
decades
before,
but
environmental
limits
remedial
measures
still
not
completely
elucidated.
Most
conventional
treatment
processes
designed
with
sufficiently
long
retention
times
to
effectively
remove
estrogens.
Nature-based
technologies
such
as
wetlands
(TW)
high-rate
algal
ponds
(HRAP)
economically
feasible
alternatives
for
decentralized
have
promise
removing
steroid
hormones
including
For
small
communities
populations
below
50,000,
overall
cost
of
TWs
HRAPs
is
considerably
lower
than
that
advanced
activated
sludge
systems
(AS)
sequencing
batch
reactors
(SBR).
This
results
from
simplicity
design,
use
less
materials
construction,
energy
use,
operation
maintenance
costs,
by
non-skilled
personnel.
The
nature-based
show
high
removal
(>80%)
both
natural
synthetic
Estrogen
can
be
enhanced
using
alternative
media
palm
mulch,
biochar,
construction
wastes
bricks,
instead
traditional
substrates
sand
gravel.
While
effective
estrogen
removal,
disadvantage
requiring
relatively
large
footprint,
this
reduced
intensified
multilayer
wetland
filters
(IMWF).
Using
filamentous
algae
HRAP
(high-rate
pond;
HRFAP)
an
emerging
technology
treatment.
supply
oxygen
via
photosynthesis
assimilate
nutrients
into
readily
harvestable
biomass.
Diurnal
fluctuations
pH
these
provide
conditions
conducive
breakdown
estrogens
wide
range
other
contaminants.
performance
varies
seasonal
changes
(particularly
temperature
solar
irradiation),
however
greater
understanding
operating
loading
rate,
hydraulic
time
(HRT),
pond/bed
depth,
dissolved
(DO)
concentration
pH,
which
influence
mechanisms
(biodegradation,
sorption
photodegradation)
enable
successfully
used
Язык: Английский
A comprehensive review on sustainable removal of micropollutants in wastewater by micro-biotechnological approaches with special reference to microbial associated nanoparticles
Bioremediation Journal,
Год журнала:
2024,
Номер
unknown, С. 1 - 27
Опубликована: Дек. 24, 2024
Micropollutants
(MPs)
are
the
burgeoning
contaminants
which
released
in
wastewater
(WW)
due
to
anthropogenic
activities.
Though
MPs
detected
low
amount
WW
but
highly
toxic
and
non-degradable;
accountable
for
global
water
quality
health
hazards.
The
conventional
treatment
is
energy
inefficient
also
results
hazardous
sludge;
hence
alternative
sustainable
approaches
'need
of
hour'.
Recent
micro-biotechnological
methods
based
on
bio-adsorption,
membrane
filtration,
biocatalysts,
bioreactors,
nanotechnology
effective
removal
MPs.
Bacteria,
fungi,
microalgae
can
degrade
these
through
mechanisms
biosorption,
biotransformation,
bioaccumulation,
bioconversion,
even
at
high
concentrations.
nanotechnological
tools
using
microorganisms
synthesized
as
microbial
nanoparticles
(MNPs)
employing
potential
strains
bacteria,
microalgae,
be
possibly
integrated
into
existing
or
adsorption
technological
methods.
MNPs
have
revealed
a
elimination
from
WW,
systematic
studies
still
infancy.
However,
aspects
related
their
recovery,
regeneration
efficacy
must
justified
confirm
application
future
workhorses
real
plants.
This
comprehensive
review
aims
provide
information
cost-effective
bioremediation
WW.
Язык: Английский