Geocarto International,
Journal Year:
2023,
Volume and Issue:
38(1)
Published: May 2, 2023
The
majority
of
people
living
on
earth
rely
groundwater
as
their
primary
supply
water
for
daily
needs.
However,
human
activities
continuously
threaten
this
natural
resource.
In
an
attempt
to
unravel
the
extent
impact
human-related
physicochemical
characteristics
in
Nnewi
and
Awka
urban
clusters
(Nigeria),
several
techniques
were
integrated
study.
Groundwater
samples
warm
acidic
nature.
Concentrations
SO42-,
NO3-,
PO43-,
Cl-,
HCO3-,
Ca2+,
Mg2+,
Na+
K+
within
set
benchmarks.
nutrient
pollution
index
(ranging
from
0.060
0.745),
nitrate
(varying
between
−0.999
−0.790)
0.057
0.630)
estimated
anthropogenic
contamination
showed
low
characteristics.
health
risks
due
ingestion
skin
absorption
nitrate-contaminated
computed
six
age
groups
(6–12
months,
5–10
years,
10–15
15–20
20–60
years
>60
years)
risk
values
that
<
1,
implying
chronic
humans.
cumulative
total
hazard
ranged
0.006
0.787
with
a
mean
value
0.167.
Chemometric
analyses
geochemical
plots
revealed
relationships
variables
sources.
Chadha's
plot
55%
Ca2+-Mg2+-Cl-
waters,
predominating
over
Na+-Cl-
Ca2+-Mg2+-HCO3-
waters.
Bivariate
multivariate
also
indicated
impact.
Furthermore,
principal
component
analysis
R-type
hierarchical
clustering
confirmed
chemistry
quality
mostly
influenced
by
geogenic
processes
than
acts.
Conclusively,
influence
is
low.
These
findings
would
be
useful
future
monitoring
both
clusters.
Results in Engineering,
Journal Year:
2024,
Volume and Issue:
22, P. 102007 - 102007
Published: March 19, 2024
This
study
will
comprehensively
evaluate
the
Rispana
River's
aquatic
environment
from
February
to
June
2021,
integrating
physicochemical,
biological,
and
hydrological
data.
Key
objectives
include
identifying
pollution
sources,
assessing
climate
change
impacts,
evaluating
health
effects
on
humans
life.
Analysis
of
50
water
samples
reveals
significant
pH
variations
across
five
sampling
sites
influenced
by
natural
human
factors.
Fluctuating
temperatures
(16.41
°C–20.81
°C)
impact
various
parameters,
including
dissolved
oxygen
(DO),
total
solids
(TDS),
biochemical
demand
(BOD).
Microbiological
assessment
detects
coliforms,
indicating
contamination
with
potential
risks.
The
highlights
degradation
River
due
change.
Urgent
action
is
needed
mitigate
impacts
safeguard
health.
Sustained
monitoring
strategic
management
approaches
are
crucial
for
river's
sustainability.
Collaborative
efforts
necessary
address
sources
restore
health,
emphasizing
importance
protecting
this
vital
resource
current
future
generations.
