Sustainability,
Год журнала:
2023,
Номер
15(10), С. 8188 - 8188
Опубликована: Май 17, 2023
Access
to
safe
potable
water
is
one
of
the
most
significant
challenges
in
an
environmentally
vulnerable
country
like
Bangladesh.
The
presence
high
concentrations
nitrate
groundwater
can
deteriorate
its
quality
and
pose
serious
health
threats.
A
review
was
conducted
evaluate
current
status
overall
different
districts
(35
out
64
districts)
Bangladesh
based
on
available
published
data.
Human
Health
Risk
Analysis
(HHRA)
pollution
index
(NPI)
were
calculated
illustrate
level
chronic
risk
degree
among
population
studied
districts.
HHRA
model
predicted
that
adult
48.57%
child
56.25%
found
be
facing
potential
risks
associated
with
elevated
consumption.
NPI
results
revealed
at
least
45.72%
characterized
by
light
very
loads.
It
concluded
outcomes
this
systematic
study
would
draw
attention
policymakers
all
enable
them
take
effective
measures
preserve
resources
prevent
long-term,
complex
diseases.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Авг. 11, 2024
Abstract
Evaluation
of
water
quality
is
crucial
for
managing
surface
effectively,
ensuring
its
suitability
human
use,
and
sustaining
the
environment.
In
lower
Danube
River
basin,
various
methods
were
employed
to
assess
irrigation,
drinking,
health
risk
purposes
main
mechanism
control
chemistry.
These
included
indicators
(WQIs),
complex
statistical
analyses,
geographic
information
systems
(GIS),
Monte
Carlo
simulation,
geochemical
modeling.
Physicochemical
analyses
samples
revealed
primarily
Ca–Mg–HCO
3
−
dominant
types.
Principal
component
analysis
(PCA),
ionic
ratios
piper,
chloro
alkaline
index,
Chadha,
Gibbs
diagrams
identified
three
distinct
characteristics
influenced
by
water-rocks
interaction,
evaporation,
ions
exchange,
activities.
The
modeling
showed
water’s
strong
ability
dissolve
gypsum,
halite,
anhydrite
(SI
<
0)
precipitate
aragonite,
dolomite,
calcite
with
saturation
index
(SI)
value
greater
than
0
along
flow
path.
irrigation
(IWQI
=
99.6–107.6),
sodium
adsorption
ratio
(SAR
0.37–0.68),
percentage
(Na%
13.7–18.7),
soluble
(SSP
12.5–17.5),
Potential
Salinity
(PS
0.73–1.6),
Residual
Sodium
Carbonate
(RSC
1.27–0.58)
values
used,
mainly
indicating
acceptable
some
limitations.
was
unsuitable
drinking
based
on
WQI
(WQI
81–104).
Oral
exposure
children
specific
components
a
higher
hazard
(HI
>
1)
compared
adults,
2.1
times
overall
non-carcinogenic
index.
However,
simulation
demonstrated
negligible
iron,
manganese,
nitrate
hazards
both
age
groups.
findings
are
valuable
management
decisions,
contributing
long-term
resource
sustainability.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Фев. 20, 2024
Abstract
In
recent
years
groundwater
contamination
through
nitrate
has
increased
rapidly
in
the
managementof
water
research.
our
study,
fourteen
conditioning
factors
were
used,
and
multi-collinearity
analysis
is
done.
Among
all
variables,
pH
crucial
ranked
one,
with
a
value
of
0.77,
which
controls
concentration
coastal
aquifer
South
24
Parganas.
The
second
important
factor
Cl
−
,
0.71.
Other
like—As,
F
EC
Mg
2+
third,
fourth
fifth
position,
their
are
0.69,
0.67
0.55,
respectively.
Due
to
contaminated
water,
people
this
district
suffering
from
several
diseases
like
kidney
damage
(around
60%),
liver
(about
40%),
low
pressure
due
salinity,
fever,
headache.
applied
method
for
other
regions
determine
predictions
justifiable
alterationof
some
management
strategies.
