Water Science & Technology Water Supply,
Год журнала:
2019,
Номер
19(7), С. 1871 - 1884
Опубликована: Июнь 10, 2019
Abstract
A
new
concern
about
surface
water
quality
is
the
occurrence
of
emerging
contaminants
that
have
being
recognized
as
a
class
such
antibiotics,
hormones,
pesticides,
personal
care
products
and
pharmaceutical
products.
The
these
in
aquatic
environment
especially
serious
because
this
usually
source
for
drinking
treatment
plants
(DWTP).
This
review
provides
summary
analytical
methodology
(extraction
process,
chromatography
analysis,
detection
systems
ionization
source)
contaminant
analysis
waters
including
rivers,
lakes,
creeks
wetlands
their
analysis.
Environment International,
Год журнала:
2018,
Номер
122, С. 52 - 66
Опубликована: Ноя. 28, 2018
In
recent
years,
emerging
contaminants
(ECs)
of
high
concern
are
broadly
distributed
throughout
the
environmental
matrices
because
various
industrial
practices
and
anthropogenic
inputs,
i.e.,
human-made
activities.
With
ever
increasing
scientific
knowledge,
technological
advancement,
socio-economic
awareness,
people
now
more
about
widespread
distribution
environmentally
related
ECs
concern.
As,
possess
serious
ecological
threats
potential
risks
to
human
health
aquatic
life,
even
at
minor
concentrations.
The
controlled
or
uncontrolled
discharge
long-term
persistence
that
includes
micro-pollutants,
endocrine
disruptors
(EDs),
pesticides,
pharmaceuticals,
hormones,
toxins,
industrially-related
synthetic
dyes
dyes-containing
hazardous
pollutants,
etc.
pose
a
significant
challenge
policy
regulators,
engineers,
community.
conventional
treatment
technologies
proved
ineffective
for
complete
elimination
removal
an
array
in
biological
samples.
order
overcome
aforementioned
threats,
tremendous
research
efforts
have
been
made
boost
efficiency
remediation
techniques
develop
new
modalities
detect,
quantify
treat
samples
efficiently.
boom
biotechnology
engineering
offers
opportunities
advanced
innovative
field
water
treatment.
This
review
discusses
hazards
associated
with
bodies,
surface
water,
groundwater,
wastewater
streams.
Life-cycle
(micro)-pollutants
suitable
examples
from
sources
viewpoints
is
also
discussed.
later
part
focuses
on
cost-effective
(removal)
approaches
phase-changing
these
Environmental Science & Technology,
Год журнала:
2019,
Номер
53(17), С. 10070 - 10081
Опубликована: Авг. 21, 2019
Increasing
global
reliance
on
stormwater
control
measures
to
reduce
discharge
surface
water,
increase
groundwater
recharge,
and
minimize
contaminant
delivery
receiving
waterbodies
necessitates
improved
understanding
of
stormwater–contaminant
profiles.
A
multiagency
study
organic
inorganic
chemicals
in
urban
from
50
runoff
events
at
21
sites
across
the
United
States
demonstrated
that
transports
substantial
mixtures
polycyclic
aromatic
hydrocarbons,
bioactive
contaminants
(pesticides
pharmaceuticals),
other
known
or
suspected
pose
environmental
health
concern.
Numerous
organic-chemical
detections
per
site
(median
number
detected
=
73),
individual
concentrations
exceeding
10
000
ng/L,
cumulative
up
263
ng/L
suggested
concern
for
potential
effects
during
events.
Organic
concentrations,
loads,
yields
were
positively
correlated
with
impervious
surfaces
highly
developed
catchments.
Episodic
storm-event
loads
comparable
often
exceeded
those
daily
wastewater
plant
discharges.
Inorganic
chemical
generally
dilute
concentration
did
not
exceed
chronic
aquatic
life
criteria.
Methylmercury
was
measured
90%
samples
ranged
0.05
1.0
ng/L.
Environmental Sciences Europe,
Год журнала:
2020,
Номер
32(1)
Опубликована: Янв. 18, 2020
Abstract
In
recent
years,
more
and
countries
see
irrigation
using
reclaimed
water
as
an
opportunity
to
secure
enhance
agricultural
production.
Despite
the
benefits
of
reuse,
scientific
community
raised
several
concerns
challenges
for
human
health
environment.
This
includes
chemical
risks.
Effluents
from
urban
wastewater
treatment
plants
usually
contain
a
wide
range
organic
chemicals.
Such
chemicals
remaining
in
after
process
may
cause
hazards
health,
contaminate
surrounding
soil
resources,
even
compromise
drinking
sources.
Once
crops
on
irrigated
sites
are
exposed
chemicals,
potential
transport
accumulation
edible
parts
fruits
vegetables
need
be
controlled
rule
out
their
introduction
into
food
chain.
Finally,
problems
concerning
release
wastewater-borne
antibiotics
environment
starting
gain
attention.
For
these
reasons,
should
face
stringent
quality
requirements
order
minimize
Combinations
measures
reducing
at
source,
technical
natural
processes
especially
remove
with
persistent,
bioaccumulative
toxic
(PBT),
or
mobile
(PMT)
properties,
good
practices,
supplementary
preventive
(e.g.
knowledge
transfer
stakeholders
involved)
will
necessary
bring
about
ensure
safe
future.
While
internationally
many
regulations
guidelines
reuse
have
successfully
been
implemented,
questions
remain
whether
current
regarding
risks
is
sufficiently
considered
regulatory
context.
The
new
regulation
attempted
European
Union,
poses
better
take
account.
Environmental Science & Technology,
Год журнала:
2016,
Номер
50(17), С. 9279 - 9288
Опубликована: Июль 31, 2016
In
biofilm
systems
for
wastewater
treatment
(e.g.,
moving
bed
biofilms
reactors-MBBRs)
thickness
is
typically
not
under
direct
control.
Nevertheless,
likely
to
have
a
profound
effect
on
the
microbial
diversity
and
activity,
as
result
of
diffusion
limitation
thus
substrate
penetration
in
biofilm.
this
study,
we
investigated
impact
nitrification
removal
more
than
20
organic
micropollutants
laboratory-scale
nitrifying
MBBRs.
We
used
novel
carriers
(Z-carriers,
AnoxKaldnes)
that
allowed
controlling
at
50,
200,
300,
400,
500
μm.
The
community
was
assessed
via
16S
rRNA
gene
amplicon
sequencing
ammonia
monooxygenase
(amoA)
abundance
quantification
through
quantitative
PCR
(qPCR).
Results
from
batch
experiments
analysis
showed
(i)
thickest
(500
μm)
presented
highest
specific
biotransformation
rate
constants
(kbio,
L
g(-1)
d(-1))
14
out
22
micropollutants;
(ii)
positively
associated
with
biodiversity,
which
suggested
main
factor
observed
enhancement
kbio;
(iii)
thinnest
(50
exhibited
(gN
d(-1)
g(-1)),
amoA
kbio
values
some
most
recalcitrant
(i.e.,
diclofenac
targeted
sulfonamides).
Although
thin
favored
activity
micropollutants,
based
thicker
should
be
considered
enhance
elimination
broad
spectrum
micropollutants.
