Trends in Environmental Analytical Chemistry,
Journal Year:
2021,
Volume and Issue:
30, P. e00125 - e00125
Published: March 21, 2021
The
recycling
and
recovery
of
organic
matter
nutrients
from
sewage
sludge
for
application
in
agricultural
soils
is
gaining
interest,
while
the
presence
pharmaceutically
active
compounds
(PhACs)
this
matrix
may
have
a
great
impact
on
environment
human
health.
aim
review
paper
to
outline
recent
research
occurrence
PhACs
their
metabolites
treatment
lines.
A
total
32
classes
therapeutic
groups
including
180
45
been
included.
In
first
part,
summary
analytical
methods
with
critical
overview
extraction
determination
techniques,
quality
control
issues
methodological
challenges
Subsequently,
study
gives
snapshot
concentration
levels
distribution
patterns
found
primary,
secondary,
digested
(aerobically
anaerobically),
dehydrated
composted
sludge.
Data
systematically
summarized
categorized
according
type,
processes
available
PhAC
degradation
sludge,
geographical
areas.
Our
literature
showed
that
antimicrobials,
antibiotics,
non-steroidal
anti-inflammatory
drugs
(NSAIDs),
antidepressants
antidiabetics
were
most
abundant
matrices.Overall,
attenuation
concentrations
occurs
during
stabilization,
particular
anaerobic
digestion
composting.
sorption
onto
strongly
affected
by
physicochemical
properties,
operating
environmental
conditions.
Lastly,
discusses
sludge-amended
land.
potential
ecotoxicological
risk
associated
amended
soil
medium-low
PhACs.
are
ciprofloxacin,
17α-ethinylestradiol,
17β-estradiol,
triclocarban
triclosan.
Journal of Cleaner Production,
Journal Year:
2022,
Volume and Issue:
347, P. 131244 - 131244
Published: March 9, 2022
The
unmatched
levels
of
water
contamination
by
emerging
contaminants
(ECs),
such
as
endocrine
disrupting
compounds
(EDCs)
and
pharmaceuticals,
has
become
a
relevant
environmental
problem
due
to
their
considerable
ecotoxicity
associated
health
issues.
Among
the
EDCs,
parabens
are
group
preservative
widely
used
on
daily
basis
in
cosmetic,
personal
care
products,
food
products
pharmaceuticals.
Parabens
can
cause
variety
adverse
effects,
particularly
system.
They
frequently
detected
matrices
(up
170.9
μg/L
surface
waters),
with
critical
presence
persistence
aquatic
systems
36,000
h
half-life
time).
Despite
advances
wastewater
treatment
technologies,
design
existing
plants
is
not
suited
remove
these
ECs,
generating
wastes
containing
high
concentrations
persistent
or
chemically
unstable
demand
amounts
energy
for
operation.
Moreover,
there
lack
published
standards
that
provide
guidelines
treating
parabens,
highlighting
need
innovative
approaches.
Microalgae
bioremediation
starting
evolve
scientifically
feasible
removal
namely
laboratorial
pilot
scale
studies
achieving
efficiencies
close
100%.
However,
large
microalgae-based
wastewaters
other
ECs
faces
challenges
process
optimization.
This
study
reviews
physicochemical
properties
regulation
persistence.
It
further
provides
rigorous
analysis
comparison
systems,
reinforcing
research.
Chemical Engineering Journal Advances,
Journal Year:
2022,
Volume and Issue:
10, P. 100268 - 100268
Published: Feb. 16, 2022
Heterogeneous
photocatalysis
is
a
promising
environmentally
friendly
strategy
for
removing
contaminants
of
emerging
concern
from
water,
with
titanium
dioxide
being
the
most
studied
and
exploited
photocatalyst,
thanks
to
its
good
optical
electrical
properties.
However,
one
main
drawbacks
linked
use
limited
absorption
sunlight;
several
strategies
have
been
explored
enhance
in
visible
light
region
and,
among
them,
doping
elements
belonging
lanthanoid
series
particularly
attractive.
This
review
focuses
on
these
systems
analysing
cases
Cerium,
Europium
Erbium
doped
TiO2
giving
an
overview
structural,
electronic
characteristics
materials.
Synthesis
procedures,
inserted
dopant
percentages,
structural
properties
operating
conditions
adopted
photodegradation
studies
are
considered.
Particular
attention
devoted
unravel
effect
induced
by
introduction
lanthanoids
energy
gap,
recombination
rate
photogenerated
electron-hole
pairs
inhibition
phase
transition
anatase
rutile.
Environmental Science and Ecotechnology,
Journal Year:
2022,
Volume and Issue:
11, P. 100184 - 100184
Published: May 3, 2022
A
large
number
of
pharmaceuticals
and
personal
care
products
(PPCPs)
persist
in
wastewater,
the
consumption
PPCPs
for
COVID-19
control
prevention
has
sharply
increased
during
pandemic.
This
study
investigated
occurrence,
removal
efficiency,
risk
assessment
six
typical
commonly
used
China
two
wastewater
treatment
plants
(WWTPs).
Ribavirin
(RBV)
is
an
effective
pharmaceutical
severely
ill
patients
with
COVID-19,
possible
biodegradation
pathway
RBV
by
activated
sludge
was
discovered.
The
experimental
results
showed
that
were
detected
WWTPs
a
detection
rate
100%
concentrations
ranging
between
612
2323
ng
L-1.
frequency
substantially
higher,
maximum
concentration
314
Relatively
high
pollution
loads
found
following
from
influent:
ibuprofen
>
ranitidine
hydrochloride
ampicillin
sodium
clozapine
sulfamethoxazole.
efficiency
closely
related
to
adsorption
sludge,
moving
bed
biofilm
reactor
(MBBR)
had
higher
capacity
than
anoxic-anaerobic-anoxic-oxic
(AAAO)
process.
efficiencies
sulfamethoxazole,
sodium,
ibuprofen,
ranged
92.21%
97.86%
MBBR
process
relatively
low,
61.82%
97.62%
AAAO
process,
lower
42.96%
both
processes.
discrepancy
caused
temperature,
hydrophilicity,
hydrophobicity
compound,
acidity
alkalinity.
transformation
identified,
could
be
speculated
as
follows:
first
breaks
into
TCONH2
oxygen-containing
five-membered
heterocyclic
ring
under
nucleosidase
reaction,
then
finally
formed
TCOOH
through
amide
hydrolysis.
Aquatic
ecological
risks
based
on
quotient
(RQ)
medium
influent,
RQ
values
all
reduced
after
treatment.
Ranitidine
still
effluent,
respectively,
thus
presented
potential
aquatic
ecosystem.
