Advanced groundwater potential and contamination vulnerability assessment using integrated GIS-based AHP techniques: A case study from the Bizerte watershed, Tunisia.
Environmental and Sustainability Indicators,
Год журнала:
2025,
Номер
unknown, С. 100597 - 100597
Опубликована: Янв. 1, 2025
Язык: Английский
Groundwater Potential Assessment Using Integrated Geospatial and Analytic Hierarchy Process Techniques (AHP) in Chemoga Watershed, Upper Blue Nile Basin, Ethiopia
Air Soil and Water Research,
Год журнала:
2025,
Номер
18
Опубликована: Янв. 1, 2025
Groundwater
is
an
invaluable
natural
resource
that
sustains
human
life
and
supports
the
economic
development
of
nations.
However,
its
unsustainable
utilization
has
emerged
as
a
critical
issue,
particularly
in
developing
countries.
This
study
investigates
groundwater
potential
Chemoga
watershed
to
address
these
challenges.
Conventional
assessments
have
typically
relied
on
labor-intensive
time-consuming
field
surveys,
which
are
resource-demanding
often
fail
provide
accurate
estimates
due
inherent
complexity
systems.
In
response,
this
research
utilizes
geospatial
analytic
hierarchy
process
(AHP)
techniques
assess
Watershed,
aiming
overcome
Eight
biophysical
environmental
factors:
geology,
slope,
rainfall,
land
use/land
cover
(LULC),
soil
type,
elevation,
lineament
density,
drainage
density
were
selected
for
analysis
using
Saaty’s
AHP
methodology.
Data
was
gathered
from
satellite
imagery,
existing
thematic
maps,
local
water
offices,
national
meteorological
agencies.
The
integration
maps
performed
through
weighted
overlay
ArcGIS
10.8,
resulted
delineation
zones
(GWPZ).
model
validated
by
cross-referencing
generated
GWPZ
with
data
dug
wells
boreholes.
results
reveal
five
zones:
very
high
(0.73%),
(24.39%),
moderate
(43.38%),
poor
(31.25%),
(0.25%).
most
suitable
south,
southeast,
southwest
watershed,
near
Debre
Markos
Town.
These
high-potential
significant
81.5%
match
ground
truth
shallow
wells.
findings
crucial
insights
decision-makers,
enabling
formulation
more
effective
management
strategies.
By
identifying
cost-effective
well
sites,
contributes
ensuring
sustainable
supply
Язык: Английский
Aquifer vulnerability assessment in data-scarce areas: a spatially explicit assessment
Geomatics Natural Hazards and Risk,
Год журнала:
2025,
Номер
16(1)
Опубликована: Апрель 24, 2025
Hybrid GIS-MCDM Based Modeling Approach for Determination of Land Suitability of Wheat Cultivation in Konya Closed Basin, Türkiye
Tarım Bilimleri Dergisi,
Год журнала:
2025,
Номер
31(2), С. 427 - 446
Опубликована: Март 25, 2025
In
countries
with
high
population
growth
and
migration
potential,
such
as
Türkiye,
agricultural
lands
are
gradually
decreasing
due
to
the
increase
in
food
demand
misusage
policies
urbanization
applied
lands.
Land
suitability
activities
carried
out
within
scope
of
sustainability
order
production
soil
productivity
important.
This
study
focuses
on
identifying
suitable
for
wheat
cultivation
by
evaluating
Konya
closed
basin
Central
Anatolia
Region
Türkiye
using
a
hierarchy
developed
integration
AHP
method,
which
is
one
GIS
MCDM
techniques.
Within
this
framework,
15
criteria
were
delineated
under
4
main
headings
meteorological
criteria,
topographic
infrastructure
economic
their
weight
values
sub-criteria
calculated.
The
most
effective
determined
average
temperature
October
(0.1379),
followed
annual
(0.1300)
land
use
capability
(0.1191).
Finally,
map
was
created
cultivation.
According
map,
0.39%
(15
815
km2)
area
found
be
very
highly
cultivation,
61.24%
(2
494
461
terms
suitability.
districts
Kadinhani,
Sarayonu,
Altinekin,
Cihanbeyli,
Kulu,
Karapinar
Emirgazi,
located
north
area,
have
been
regions
aims
contribute
existing
literature
precise
areas
combining
site
selection
process.
study,
new
research
perspective
presented
taking
into
account
uncertainty
process
concept
four
different
dimensions:
meteorological,
topographical,
soil,
economic,
thus
aiming
guide
decision-makers
future
studies.
current
literature,
that
no
comprehensive
has
yet
conducted
covers
large
plant,
raw
material
humanity's
basic
nutritional
needs.
addition,
pressure
criterion
not
examined
discussed
its
importance
plant
development
also
examined.
Consequently,
outcome
delineates
methods
used
may
guiding
studies
covering
wide
areas.
Язык: Английский
Integrated GIS, remote sensing, and analytical hierarchical process approaches to delineate groundwater storage zones in the Sub-Saharan region of Northern Ethiopia
Heliyon,
Год журнала:
2025,
Номер
11(10), С. e43045 - e43045
Опубликована: Апрель 29, 2025
Язык: Английский
Evaluation of potentially susceptible flooding areas leveraging geospatial technology with multicriteria decision analysis in Edo State, Nigeria
Natural Hazards Research,
Год журнала:
2024,
Номер
unknown
Опубликована: Июль 1, 2024
Floods
have
claimed
lives
and
devastated
societal
ecological
systems.
Because
of
their
catastrophic
tendency
the
financial
fatalities
they
cause,
floods
become
more
significant
on
a
global
scale
in
recent
years.
In
Edo
State,
Nigeria,
flooding
is
frequent
threat
that
happens
annually
seriously
damages
both
property.
While
potential
cannot
entirely
be
eliminated,
geospatial-based
technologies
can
greatly
lessen
its
effects.
Nigeria's
flood-prone
study's
objectives
are
to
identify
inundated
places
provide
nuanced
mapping
flood
risk.
To
facilitate
determination
risk
index
(FRI),
fundamental
flood-predictive
features
were
determined
by
taking
into
consideration
elevation,
slope,
distance
from
river,
rainfall
intensity,
land
use/land
cover,
soil
texture,
topographic
roughness
index,
wetness
normalized
difference
vegetation
(NDVI),
runoff
coefficient,
aspect,
drainage
capacity,
flow
accumulation,
sediment
transport
stream
power
index.
The
significance
each
predictive
factor
analytic
hierarchy
procedure
(AHP)
was
gathering
expert
views
perspectives
public
entities.
A
map
created
processing
gathered
data
using
AHP
ArcGIS
10.5
framework.
multicollinearity
(MC)
estimation
applied
assess
model's
predictability.
results
FRI
showed
there
high
extremely
severe
zones
affected
roughly
26
9%
area,
respectively.
Flood
risks
been
identified
as
predominant
south
region
study
which
characterized
low
elevation
wetness,
It
resultant
vulnerability
maps
agreed
with
past
occurrences
previously
experienced
research
demonstrating
technique's
efficacy
locating
locations
plagued
flooding.
Linear
regression
(R2)
analysis
further
conducted
evaluate
scientific
reliability
utilized
methodology;
this
shows
0.816
(81.6%)
dependability.
Consequently,
long-lasting
implementation
predictions,
warning
systems,
mitigation
strategies
may
achieved.
Язык: Английский
Evaluating groundwater potential in water-deficit laterite zones of Eastern India using RS and GIS techniques, combining an analytical hierarchical process for sustainable water resources management
Groundwater for Sustainable Development,
Год журнала:
2024,
Номер
unknown, С. 101344 - 101344
Опубликована: Сен. 1, 2024
Язык: Английский