It’s
essential
to
know
the
occurrence
of
emerging
organic
contaminants
(EOCs)
such
as
pharmaceuticals
and
personal
care
products
(PPCPs)
in
ambient
environment
clarify
increasing
public
concerns.
However,
analysis
is
quite
challenging
due
normally
trace
level
water,
which
therefore
requires
several
liters
water
samples.
In
this
study,
a
large
volume
solid
phase
extraction
(LV-SPE)
device
was
developed
evaluated
for
its
performance
monitoring
PPCPs
an
example.
Relatively
good
recovery
reproducibility
have
been
obtained
under
operational
conditions:
sample
<20
L,
flow
rates
<120
mL/min,
methanol
elution
volumes
>30
mL.
addition,
results
from
onsite
enrichment
approach
using
LV-SPE
were
compared
with
conventional
normal
SPE
laboratory
real
groundwater
For
eight
selected
(nalidixic
acid,
carbamazepine,
bezafibrate,
clofibric
sulfadiazine,
sulfamethoxypyridazine,
sulfamethazine
sulfamonomethoxine),
more
target
compounds
can
be
detected
by
approach.
Despite
generally
comparable
concentrations,
slightly
higher
concentrations
found
sulfadiazine
sulfamethazine.
The
provides
alternative
PPCPs,
also
might
applicable
other
contaminants.
Toxics,
Год журнала:
2023,
Номер
11(12), С. 966 - 966
Опубликована: Ноя. 29, 2023
In
recent
years,
there
has
been
growing
concern
about
antibiotic
contamination
in
water
bodies,
particularly
the
widespread
presence
of
fluoroquinolones
(FQs),
which
pose
a
serious
threat
to
ecosystems
due
their
extensive
use
and
phenomenon
"pseudo-persistence".
This
article
provides
comprehensive
review
literature
on
FQs
summarizing
analyzing
levels
global
surface
over
past
three
as
well
bioaccumulation
metabolism
patterns
aquatic
organisms,
ecological
toxicity,
influencing
factors.
The
results
show
that
is
across
surveyed
32
countries,
with
ciprofloxacin
norfloxacin
being
most
heavy
contaminants.
Furthermore,
are
generally
higher
developing
developed
countries.
It
observed
compound
types,
species,
environmental
factors
influence
bioaccumulation,
metabolism,
toxicity
organisms.
tend
accumulate
more
organisms
lipid
content,
experiments
have
shown
exhibit
highest
bacteria
weakest
mollusk.
summarizes
analyzes
current
research
status
shortcomings
FQs,
providing
guidance
theoretical
support
for
future
directions.
Health Education Research,
Год журнала:
2025,
Номер
40(2)
Опубликована: Фев. 21, 2025
Abstract
Drug
take-back
system
provides
a
legal,
safe
and
eco-friendly
avenue
to
appropriately
dispose
of
unwanted
medicines,
contributing
both
environmental
sustainability
reducing
medication
misuse.
This
study
designed
implemented
brief
educational
intervention,
which
took
<1
min
on
average,
enhance
awareness
community
residents
regarding
the
dangers
hoarding
improperly
disposing
expired
unused
at
home.
In
Chinese
urban
community,
104
eligible
households
were
evenly
assigned
into
2
groups
receiving
leaflet-based
awareness-raising
interventions.
Messages
about
risks
medicines
delivered
two
focused
either
concerns
pharmaceutical
emerging
contaminants
(eco-directed)
or
health
hazards
associated
with
misuse
overuse
(health-focused).
Compared
those
in
health-focused
significantly
more
participating
an
eco-directed
activity
returned
supported
community-level
drug
program
agreed
that
should
be
mandatory
paid
for
by
consumers.
Data
suggested
intervention
might
attractive
approach
public’s
active
participation
program.
Transylvanian Review of Systematical and Ecological Research,
Год журнала:
2025,
Номер
27(1), С. 1 - 16
Опубликована: Апрель 1, 2025
Abstract
This
study
presents
environmental
analysis
of
the
Yangtze
River
Basin,
Wuhan
region
central
China,
performed
using
machine
learning
(ML)
methods
Remote
Sensing
(RS)
data
classification.
The
workflow
is
Geographic
Resources
Analysis
Support
System
(GRASS)
Information
(GIS)
scripting
software
for
processing
Landsat
images
by
two
approaches:
unsupervised
clustering
and
supervised
ML
algorithms.
Six
were
taken
biennially
in
autumn
from
2013
to
2023
detect
wetland
changes
area.
article
demonstrates
application
GIS
landscape
dynamics
riverine
lacustrine
areas
around
River.
Emerging contaminants,
Год журнала:
2023,
Номер
10(1), С. 100263 - 100263
Опубликована: Сен. 14, 2023
It
is
essential
to
determine
the
occurrence
of
emerging
organic
contaminants
(EOCs),
such
as
pharmaceuticals
and
personal
care
products
(PPCPs),
in
ambient
environment
address
growing
public
concerns.
However,
analysis
quite
challenging
due
low
trace
level
water,
which
therefore
requires
several
litres
water
samples.
In
this
study,
a
large
volume
solid
phase
extraction
(LV-SPE)
device
was
developed
evaluated
for
its
performance
monitoring
PPCPs
an
example.
Relatively
good
recoveries
reproducibility
were
obtained
under
specific
operating
conditions:
sample
no
more
than
20
L,
flow
rate
not
exceeding
120
mL/min,
methanol
elution
at
least
30
mL.
addition,
results
from
onsite
enrichment
approach
using
LV-SPE
compared
with
those
conventional
standard
SPE
laboratory
real
groundwater
Among
eight
selected
(nalidixic
acid,
carbamazepine,
bezafibrate,
clofibric
sulfadiazine,
sulfamethoxypyridazine,
sulfamethazine
sulfamonomethoxine),
detected
target
compounds.
While
concentrations
generally
comparable,
slightly
higher
observed
sulfadiazine
method.
The
provides
alternative
may
also
be
applicable
other
contaminants.
ACS ES&T Water,
Год журнала:
2024,
Номер
4(9), С. 4099 - 4109
Опубликована: Авг. 14, 2024
The
presence
of
multidrug-resistant
bacteria
in
Malaysian
waters
and
farmed
aquatic
species
its
estuarine
environment
suggests
contamination
due
to
pharmaceuticals
personal
care
products
(PPCPs).
However,
this
issue
has
lacked
serious
attention.
This
study
performed
suspect
screening
identify
tentative
PPCPs
water
mussels
located
at
the
Melayu
River
during
high
low
tides,
followed
by
a
public
awareness
survey
understand
behavior
toward
handling
PPCPs.
In
total,
75
were
tentatively
identified.
Four
six
compounds
found
surface
respectively,
while
mussel
samples
showed
50
tide
35
tide.
Interestingly,
7
4
appeared
both
tides
samples.
Survey
findings
revealed
that
respondents
understood
PPCP
pathways
entering
associated
threats,
they
unaware
relevant
laws
proper
disposal
methods
for
unused
pharmaceuticals,
which
are
often
discarded
together
with
domestic
wastes.
highlight
urgent
need
detailed
targeted
analysis
order
establish
regulatory
measures
apart
from
providing
education
on
mitigate
contamination.
