A comprehensive review of nanomaterials for efficient heavy metal ions removal in water treatment
Journal of Water Process Engineering,
Год журнала:
2024,
Номер
64, С. 105566 - 105566
Опубликована: Июнь 7, 2024
Язык: Английский
Risk assessment of potentially toxic elements and mapping of groundwater pollution indices using soft computer models in an agricultural area, Northeast Algeria
Journal of Hazardous Materials,
Год журнала:
2025,
Номер
unknown, С. 137991 - 137991
Опубликована: Март 1, 2025
Язык: Английский
Ecological and Human Health Hazards Evaluation of Toxic Metal Contamination in Agricultural Lands Using Multi-Index and Geostatistical Techniques across the Mnasra Area of Morocco's Gharb Plain Region
Journal of Hazardous Materials Advances,
Год журнала:
2025,
Номер
unknown, С. 100724 - 100724
Опубликована: Апрель 1, 2025
Язык: Английский
Ecological and Health Risk Assessment of Heavy Metals in Groundwater within an Agricultural Ecosystem Using GIS and Multivariate Statistical Analysis (MSA): A Case Study of the Mnasra Region, Gharb Plain, Morocco
Water,
Год журнала:
2024,
Номер
16(17), С. 2417 - 2417
Опубликована: Авг. 27, 2024
Assessing
groundwater
quality
is
essential
for
ensuring
the
sustainability
of
agriculture
and
ecosystems.
This
study
evaluates
contamination
by
heavy
metals
(HMs)
using
GIS
approaches,
multivariate
statistical
analysis
(MSA),
pollution
indices
(heavy
metal
index
(HPI),
(MI),
degree
(Cd),
ecological
risk
(ERI),
(PI)),
human
health
assessment
(HHRA).
The
results
revealed
significant
variations
in
concentrations
across
area,
with
highest
found
southern
southeastern
parts,
characterized
intense
agricultural
activities
uncontrolled
landfills.
Statistical
analyses
indicated
both
natural
anthropogenic
sources
contamination.
Pollution
showed
medium
to
high
water
levels,
HPI
values
ranging
from
20.23
128.60,
MI
3.34
12.17,
Cd
2.90
11.73,
indicating
varying
degrees
ERI
suggested
a
low
all
samples.
However,
assessments
highlighted
non-carcinogenic
carcinogenic
risks,
particularly
children,
TCR
some
like
Ni
Cr
exceeding
safe
limits,
potential
hazards.
findings
provide
valuable
framework
policymakers
develop
targeted
strategies
mitigating
sustainable
management.
Язык: Английский
Spatial Dynamics and Ecotoxicological Health Hazards of Toxic Metals in Surface Water Impacted by Agricultural Runoff: Insights from Gis-Based Risk Assessment in the Sebou Basin, Morocco
Опубликована: Янв. 1, 2025
Язык: Английский
Hydrogeochemical Characteristics of Groundwater in the Prefecture of Bassar, Togo
American Journal of Chemical Engineering,
Год журнала:
2025,
Номер
13(1), С. 1 - 13
Опубликована: Янв. 31, 2025
This
study
aims
to
assess
the
factors
and
geochemical
processes
controlling
groundwater
quality
in
prefecture
of
Bassar.
It
is
a
major
yam
tubers
pre-colonial
West
African
iron
production
center
Togo
but
with
limited
investigations
on
chemistry.
Conventional
hydrochemical
techniques
mass
balance
calculations,
intervariables
correlation,
factor
analysis
principal
component
methods
were
applied
chemical
database
ions
heavy
metals
concentrations
twenty
borehole
water
samples.
These
samples
collected
during
dry
season
analyzed
following
AFNOR
standard
for
examination
water.
The
results
showed
fresh
circumneutral
types
pH
values
between
6.7
7.5
an
average
7.1
EC
280
1148
µS/cm
691
µS/cm.
All
parameters
comply
WHO
drinking
guideline
value
except
Arsenic
content
5
%
samples,
suggesting
potential
health
risks
residents
relying
raw
purposes.
Anions
cations'
contributions
mineralization
are
order
HCO<sub>3</sub><sup>-</sup>>
Cl<sup>-</sup>
>
SO<sub>4</sub><sup>2-</sup>
NO<sub>3</sub><sup>-</sup>
Ca<sup>2+
</sup>>
Mg<sup>2+</sup>
Na<sup>+</sup>
K<sup>+</sup>,
respectively.
main
facies
mixed
cations-HCO<sub>3</sub>
types,
followed
by
accessory
Ca-HCO<sub>3</sub>,
Mg-HCO<sub>3</sub>,
Ca-Mg-Cl,
Mg-Na-HCO<sub>3</sub>,
under
control
water-rock
interaction
mechanisms
human
activities
influence
from
agriculture
practices.
silicate
minerals
hydrolysis,
carbonate,
soil
salts
dissolution,
sorption,
cations
exchange
thermodynamic
equilibrium
kaolinite,
muscovite,
K-feldspar,
smectites
such
as
Mg-montmorillonite
solid
phases.
Fe/Mn-(hydr)oxide
phases
aquifer
matrix
exert
significant
mobility
As
Sb
originating
geogenic
sources
area.
provides
insight
into
quality,
baseline
tool
security
concerning
trace
constituents
Bassar
prefecture.
Язык: Английский
Knowledge, attitudes, and practices of people living in artisanal mining areas on water pollution in Siguiri, Guinea, 2023
Frontiers in Public Health,
Год журнала:
2025,
Номер
13
Опубликована: Апрель 10, 2025
Water
pollution
is
a
major
public
health
issue,
especially
in
mining
areas
where
artisanal
activities
are
prevalent.
The
objective
of
this
study
was
to
analyze
the
knowledge,
attitudes,
and
practices
(KAP)
population
regarding
water
Siguiri,
Guinea.
A
cross-sectional
conducted
from
May
15
June
15,
2023,
on
Doko,
Siguiri.
Data
were
collected
using
structured
questionnaire
that
assessed
related
areas.
Logistic
regression
used
factors
associated
with
KAP.
survey
included
501
respondents.
Good
knowledge
observed
53%
respondents,
while
52%
exhibited
positive
attitude
towards
area.
reported
by
81%
multivariate
analysis
showed
being
educated
(ORa:
2.13;
95%
CI:
1.39;
3.29)
foreigner
1.88;
1.04;
3.51)
significantly
attitudes
Indeed,
single
(aOR:
1.84;
1.10;
3.14),
having
good
2.51;
1.47;
4.36)
lack
lifestyle
(tobacco
alcohol)
1.02;
5.97)
practices.
This
revealed
moderate
adequate
Siguiri's
However,
significant
gaps
remain,
including
awareness
risks
prolonged
exposure
heavy
metals.
She
advocates
an
integrated
approach
combining
education,
awareness-raising
technical
support,
accompanied
concrete
solutions
such
as
treatment
strengthening
community
initiatives,
order
convert
into
sustainable
behavior.
Язык: Английский
Groundwater Quality Assessment Using Pollution Indices and Human Health Risks Through Exposure to Trace Elements in the City of Kara, Togo
American Journal of Environmental Protection,
Год журнала:
2024,
Номер
13(5), С. 163 - 174
Опубликована: Окт. 31, 2024
This
study
assesses
the
concentrations
of
trace
elements
in
groundwater
from
Kara,
focusing
on
their
implications
for
water
quality
and
health
risks.
Groundwater
samples
were
collected
analyzed
during
dry
post-monsoon
seasons
pH,
TDS,
metals
using
standard
methods
calculating
pollution
indices
noncarcinogenic
carcinogenic
was
found
to
be
fresh
but
more
acidic
season.
Only
As,
Pb,
Sb,
Fe,
Mn
exceeded
acceptable
limits
some
samples,
highlighting
potential
Based
heavy
metal
index,
is
unsuitable
domestic
purposes
16.67%
4.17%
seasons,
respectively.
According
degree
contamination,
37.5%
season
20.8%
fell
high
classes.
Most
presented
a
hazard
index
above
unity
resident
children
adults.
Carcinogenic
risk
assessment
scores
10
100-fold
higher
than
safe
point
10<sup>-6</sup>.
Adequate
access
treated
drinking
regular
monitoring
are
essential
mitigate
these
risks
Kara
region.
Язык: Английский
Toxic Metals Migration from Plastic Food Contact Materials in Romania: A Health Risk Assessment
Applied Sciences,
Год журнала:
2024,
Номер
14(23), С. 10985 - 10985
Опубликована: Ноя. 26, 2024
Food
packaging
plays
an
essential
role
in
preserving
food
quality.
However,
heavy
metals
found
materials—whether
intentionally
incorporated
or
not—can
migrate
into
food.
This
study
aims
to
evaluate
the
migration
of
specific
(Ba,
Co,
Cu,
Zn,
Al,
Ni,
Li,
Fe,
Pb,
Cd,
Cr,
Sb)
from
plastic
packages
(films
and
bags)
obtained
various
materials
(PE,
PP,
PVC,
composite
materials)
simulant
B
(3%
acetic
acid)
using
inductively
coupled
plasma
mass
spectrometry
(ICP-MS).
Migration
tests
was
conducted
according
EU
regulations,
OM2
conditions
(10
days
at
40
°C).
The
results
were
lower
than
limits
set
by
Regulation
no.
10/2011
(Annex
II).
Both
carcinogenic
non-carcinogenic
risk
assessments
carried
out
based
on
data,
estimating
exposure,
average
daily
dose
(ADD),
hazard
quotient
(HQ),
index
(HI),
cancer
(CR),
total
(TCR).
exposure
values
be
below
recommended
tolerable
intake
(TDI)
levels
for
each
metal
tested.
HQ
HI
under
limit
value
1.
1.73
×
10−4,
indicating
that
approximately
consumers
10,000
may
develop
a
type
due
chronic
tested
metals.
These
highlight
importance
continuous
monitoring
chemical
migrants
contact
materials.
Язык: Английский