Toxin Reviews,
Год журнала:
2024,
Номер
unknown, С. 1 - 14
Опубликована: Авг. 21, 2024
Advancements
in
health
risk
assessment
are
vital
for
protecting
public
health.
This
study's
objectives
were
to
analyze
the
degree
of
nitrate
contamination,
multi-route
risks
six
age
groups,
and
potential
sources
water
contaminants
a
Nigerian
suburban
area.
Nitrate
pollution
index
(NPI)
results
between
−1.00
0.06,
indicating
low
human
impact.
According
analysis,
infants
ages
6
12
months
more
vulnerable,
whereas
humans
20
>
60
have
lower
risks.
may
be
due
fact
that
bodily
tissues
vulnerable
potentially
toxic
contaminants.
For
all
categories,
associated
with
ingestion
was
greater
than
dermal
contact.
Varimax-rotated
factor
analysis
five
principal
component
extractions
revealed
varied
from
geogenic
processes
human-initiated
activities.
Scientific Reports,
Год журнала:
2023,
Номер
13(1)
Опубликована: Авг. 11, 2023
High
concentrations
of
potentially
toxic
elements
(PTEs)
in
potable
water
can
cause
severe
human
health
disorders.
Present
study
examined
the
fitness
groundwater
for
drinking
purpose
based
on
occurrence
nine
PTEs
a
heavy
pilgrim
and
tourist
influx
region
Garhwal
Himalaya,
India.
The
analyzed
were
observed
order
Zn
>
Mn
As
Al
Cu
Cr
Se
Pb
Cd.
Apart
from
As,
other
within
corresponding
guideline
values.
Spatial
maps
produced
to
visualize
distribution
area.
Estimated
pollution
indices
non-carcinogenic
risk
indicated
that
investigated
is
safe
purpose,
as
hazard
index
was
<
1
all
samples.
Assessment
cancer
Cr,
Cd,
also
low
risks
associated
with
use,
values
acceptable
range
≤
×
10-6
10-4.
Multivariate
statistical
analyses
used
describe
various
possible
geogenic
anthropogenic
sources
resources
although
contamination
levels
found
pose
no
serious
risk.
However,
present
recommends
stop
discharge
untreated
wastewater
establish
cost-effective
well
efficient
treatment
facility
nearby
work's
findings
are
vital
they
may
protect
massive
population
contaminated
consumption.
Moreover,
it
help
researchers,
governing
authorities
supplying
agencies
take
prompt
appropriate
decisions
security.
Water,
Год журнала:
2024,
Номер
16(10), С. 1401 - 1401
Опубликована: Май 14, 2024
Contamination
in
coastal
regions
attributed
to
fluoride
and
nitrate
cannot
be
disregarded,
given
the
substantial
environmental
public
health
issues
they
present
worldwide.
For
effective
decontamination,
it
is
pivotal
identify
regional
pollution
hotspots.
This
comprehensive
study
was
performed
assess
spatial
as
well
indexical
water
quality,
contamination
sources,
hotspots,
evaluate
associated
risks
pertaining
Al-Hassa
region,
KSA.
The
physicochemical
results
revealed
a
pervasive
of
overall
groundwater.
dominant
type
Na-Cl,
indicating
saltwater
intrusion
reverse
ion
exchange
impact.
Spatiotemporal
variations
properties
suggest
diverse
hydrochemical
mechanisms,
with
geogenic
factors
primarily
influencing
groundwater
chemistry.
index
varied
between
0.8426
4.7172,
classifying
samples
moderately
very
highly
polluted.
Similarly,
synthetic
(in
range
0.5021–4.0715)
that
none
had
excellent
various
degrees
categories.
Nitrate
quotient
(HQ)
values
indicated
chronic
human
ranging
from
low
severe,
infants
being
most
vulnerable.
Household
use
nitrate-rich
for
showering
cleaning
did
not
pose
significant
risks.
Fluoride
HQ
decreased
age,
children
faced
highest
risk
fluorosis.
hazard
(HI)
yielded
moderate-
high-risk
values.
were
1.21
times
higher
than
risks,
per
average
HI
assessment.
All
fell
into
vulnerable
category
based
on
total
(THI),
88.89%
classified
high
risk.
research
provides
valuable
insights
guiding
authorities,
inhabitants,
researchers
identifying
safe
regions,
populations.
highlight
need
appropriate
treatment
techniques
long-term
management
plans.
