STUDIES IN ENGINEERING AND EXACT SCIENCES,
Год журнала:
2024,
Номер
5(2), С. e11708 - e11708
Опубликована: Дек. 6, 2024
Water
scarcity
poses
a
significant
challenge,
particularly
in
regions
with
limited
rainfall
such
as
Algeria,
where
groundwater
plays
crucial
role
supporting
both
daily
life
and
economic
activities.
This
research
aims
to
evaluate
the
potential
Oued
Zdin
basin
northern
Algeria
by
utilizing
advanced
geomatics
methods,
Analytic
Hierarchy
Process
(AHP).
Through
integration
of
Remote
Sensing
(RS)
Geographic
Information
Systems
(GIS),
study
incorporates
multiple
datasets,
including
patterns,
topography,
geology,
drainage
networks,
land
use,
hydrological
data
assess
areas
high
potential.
By
applying
AHP,
assigns
relative
importance
these
factors,
creating
map
that
classifies
region
into
very
high,
low,
poor
zones.
The
results
indicate
7%
has
for
recharge,
33%
potential,
while
56%
is
categorized
low
4%
falls
under
accuracy
validated
through
comparison
existing
well
data,
which
aligns
identified
high-potential
demonstrates
combining
GIS,
RS,
AHP
an
effective
approach
mapping
offering
valuable
insights
sustainable
water
resource
management
experiencing
scarcity.
methodology
presents
scalable
model
can
be
applied
similar
facing
challenges.
Journal of Hydrology Regional Studies,
Год журнала:
2024,
Номер
52, С. 101703 - 101703
Опубликована: Фев. 12, 2024
A
pilot
case
study
in
East
El
Oweinat
(PCSEO),
Egypt.
An
artificial
neural
network
(ANN)-based
mountain
gazelle
optimization
(MGO)
model
was
applied
to
map
groundwater
potential
zones
(GWPZs).
For
this
purpose,
ten
layers
affecting
occurrence
were
prepared
and
normalized
against
the
drawdown
(DD)
map.
All
data
divided
into
70:30
for
training
testing.
After
that,
sensitivity
analysis
adopted
verify
relative
importance
(RI)
of
layers.
The
accuracy
GWPZs
checked
using
receiver
operating
characteristic
(ROC)
curve
other
statistical
indicators.
finally
propose
a
sustainable
strategy
exploration
by
implementing
integrated
MODFLOW-USG
MGO
framework.
Over
40%
PCSEO
revealed
high
very
degrees
situated
mostly
on
southwestern
side.
Sensitivity
that
significantly
affected
table
(GWT),
well
density
(WD),
land
use
(LU).
results
also
indicated
ANN-based
performed
with
an
area
under
(AUC)
∼
90%
compared
conventional
models.
Additionally,
MODFLOW-USG-based
gave
spatial
distribution
optimal
discharge
well-depth
zones.
This
finding
could
match
SDGs
relevant
ending
poverty,
affordable
groundwater,
life
land.
Water,
Год журнала:
2024,
Номер
16(4), С. 566 - 566
Опубликована: Фев. 14, 2024
Groundwater
management
in
the
Jinan
Spring
basin
is
hampered
by
its
complex
topography,
overexploitation,
and
excessive
urbanisation.
This
has
led
to
springs
drying
up
during
dry
seasons
a
decrease
discharge
recent
years.
GIS
AHP
were
employed
delineate
groundwater
potential
zones
using
eight
thematic
layers:
slope,
geology,
lineament
density,
topographic
wetness
index
(TWI),
rainfall,
soil,
drainage
land
use/land
cover
(LULC).
The
model’s
accuracy
was
assessed
comparing
findings
observation
well
data.
We
found
that
74%
of
observations
matched
projected
zoning.
Further
validation
utilising
receiver
operating
characteristic
(ROC)
curve
gave
an
AUC
0.736.
According
study,
67.31%
good
GWPZ,
5.60%
very
one,
27.07%
medium,
0.03%
low.
Heavy
rains
throughout
rainy
season
raise
water
levels.
Dry
weather
lowers
study’s
conclusions
will
protect
from
climate
change.
Integrating
hydrogeological
data,
GIS,
remote
sensing,
approaches
maximises
data
use,
improves
zone
delineation,
promotes
sustainable
resource
decision
making.
integrated
method
can
help
use
planners,
hydrologists,
policymakers
find
optimal
locations
for
supply
projects,
establish
techniques,
reduce
risks.
Journal of Hazardous Materials Advances,
Год журнала:
2023,
Номер
10, С. 100278 - 100278
Опубликована: Март 12, 2023
The
purpose
of
this
study
was
to
assess
the
water
quality
index
(WQI),
heavy
metal
evaluation
(HEI),
pollution
(HPI)
and
hazard
(HI),
associated
environmental/human
health
issues
south-western
coastal
Bangladesh
(SWCB).
Rajoir,
Gangarampur
Ganapatipur
villages
were
purposively
selected
from
shoreline
(X),
interim
(Y)
inland
(Z)
coast
SWCB.
40
ground
samples
collected
20
sampling
sites;
18
variables,
such
as,
temperature,
pH,
electrical
conductivity
(EC),
dissolved
solids
(TDS),
suspended
solids,
dissolve
oxygen,
total
hardness,
Cl,
K,
Ca,
Cr,
Mn,
Fe,
Ni,
Cu,
Zn,
Cd
Pb
ions
tested
perform
study.
In
addition,
four
focus
group
discussions
also
conducted
understand
current
scenarios.
strong
positive
correlation
between
EC:Cu
(r
=
0.856),
TDS:Mn
0.664),
TDS:Cu
0.880),
K:Mn
(0.736)
Mn:Cu
0.601)
suggested
homogeneous
sources
origin
or/and
anthropogenic
activities
or
pollutant
movement
these
variables.
changing
patterns
mean
WQI,
HEI,
HPI,
HIinfant,
HIchild
HIadult
area
X(79.19)Y(4.93)>Z(3.79);
X(78.66)
Water Science & Technology Water Supply,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 13, 2025
ABSTRACT
Groundwater
depletion
is
a
common
issue
in
the
Potohar
Plateau
region
of
Pakistan.
The
identification
potential
recharge
zones
this
can
help
to
overcome
issue.
This
research
aims
develop
map
most
suitable
groundwater
(GWR)
by
integrating
remote
sensing
and
geographic
information
systems
categorize
demarcate
GWR
locations
Plateau.
analytic
hierarchy
process
(AHP)
used
combine
drainage
density,
curve
number
(CN),
land
use
cover,
evapotranspiration,
slope,
geology,
rainfall.
method
utilized
constitutes
demarcation
assigning
weights
parameters,
development
suitability
map.
Four
have
been
identified
for
study
area.
investigation
showed
that
excellent
good
sites
accounted
around
41.9%
overall
Sensitivity
analysis
reveals
rainfall,
CN,
slope
are
influencing
parameters.
results
demonstrated
moderate
unsuitable
covered
about
58.1%
total
offers
essential
water
resource
engineers,
planners,
decisionmakers
manage
resources.
