Neonicotinoid Insecticides in the Qiantang River: Occurrence, Sources, and Ecological Risks for Sustainable Water Resources
Sustainability,
Год журнала:
2025,
Номер
17(2), С. 697 - 697
Опубликована: Янв. 17, 2025
Neonicotinoid
insecticides
(NNIs)
can
harm
non-target
species.
This
study
examines
NNIs’
distribution,
sources,
human
exposure
risks,
and
ecological
risks
in
the
Qiantang
River’s
water
sediment.
NNIs
concentrations
ranged
from
8.92
to
88.0
ng/L
0.55
16.6
ng/g
dw
The
showed
a
trend
of
middle
reaches
>
lower
upper
reaches.
Agricultural
activities
were
main
source,
followed
by
wastewater
treatment
plants.
Infants
had
highest
intake,
with
daily
intake
15.4
ng/kg
body
weight,
about
5.4-times
higher
than
adolescents.
Using
species
sensitivity
distribution
relative
potency
factor,
acute
chronic
toxicity
thresholds
for
aquatic
organisms
estimated
at
HC5
values
3636
40
ng/L,
respectively.
Species
trophic
levels
more
sensitive
NNIs.
While
fauna
are
low,
prolonged
poses
potential
health.
These
findings
contribute
enhancement
regulatory
framework
serve
as
reference
policymakers
formulating
pollution
management
strategies,
thereby
advancing
sustainable
development
resources
region.
Язык: Английский
Neonicotinoid pesticide residues in bottled water: a worldwide assessment of distribution and human exposure risks
Environmental Science Processes & Impacts,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
Neonicotinoids
were
detected
in
bottled
water
worldwide,
with
the
highest
levels
Asia—particularly
purified
and
during
dry
seasons—while
infants
had
exposure
but
remained
below
safety
limits.
Язык: Английский