Groundwater for Sustainable Development,
Год журнала:
2024,
Номер
25, С. 101137 - 101137
Опубликована: Март 13, 2024
Groundwater
resources
in
arid
regions
play
a
vital
role
meeting
water
demands;
however,
they
are
facing
rapid
depletion
due
to
unsustainable
exploitation
practices,
exacerbated
by
climate
change.
Floods
can
present
unique
opportunity
for
restoring
groundwater
levels
and
mitigating
saltwater
intrusion
into
aquifers.
The
use
of
properly
managed
floodwater
aquifer
recharge
offers
dual
advantage
maximizing
the
potential
floods
as
valuable
resource,
while
minimizing
their
negative
impacts.
In
this
work,
we
applied
GIS-based
Multi-Criteria
Decision-Making
(MCDM)
method,
namely
Analytic
Hierarchy
Process
(AHP),
delineate
flood
susceptible
zones
Qatar,
considering
several
influential
topographical,
hydrological,
environmental,
anthropological
criteria.
maps
susceptibility
were
validated
using
recent
flooding
events
existing
wells
data,
respectively.
Sensitivity
analysis
was
conducted
on
both
variables
further
assess
accuracy.
overlay
two
suggests
that
approximately
64%
Qatar
peninsula
presents
medium
excellent
suitability
floodwater.
areas
best
suited
floodwater-based
intervention
northern
coastal
peninsula,
urban
southwestern
area
less
suitable.
This
study
provides
decision-makers
with
spatially
explicit
information
be
targeted
projects
well
recommendations
technical,
economic,
regulatory
considerations
require
additional
investigation.
approach
employed
effectively
similar
flood-prone
is
adaptable
diverse
contexts.
Geophysical Research Letters,
Год журнала:
2020,
Номер
47(14)
Опубликована: Июль 9, 2020
Abstract
The
GRACE‐FO
satellites
launched
in
May
2018
are
able
to
quantify
the
water
mass
deficit
Central
Europe
during
two
consecutive
summer
droughts
of
and
2019.
Relative
long‐term
climatology,
deficits
were
−
112
±
10.5
Gt
145
12
These
73%
94%
mean
amplitude
seasonal
storage
variations,
which
is
so
severe
that
a
recovery
cannot
be
expected
within
1
year.
2019
largest
whole
GRACE
time
span.
Globally,
data
do
not
show
an
offset
between
missions,
proves
successful
continuation
by
thus
reliability
observed
extreme
events
Europe.
This
allows
for
joint
assessment
four
European
2003,
2015,
2018,
terms
total
deficits.
Land,
Год журнала:
2022,
Номер
11(4), С. 484 - 484
Опубликована: Март 27, 2022
Many
previous
studies
have
estimated
the
carrying
capacity
and
feasible
planetary
boundaries
for
humankind.
However,
less
attention
has
been
given
to
how
we
will
sustainably
feed
9
billion
people
in
2050
beyond.
Here,
review
major
natural
resources
that
limit
food
production
discuss
possible
options,
measures,
strategies
a
human
population
of
Currently,
greatly
depends
on
external
inputs,
e.g.,
irrigation
water
fertilizers,
but
these
approaches
are
not
sustainable.
Due
unbalanced
distribution
global
large
regional
differences,
urbanization
expansion
causes
important
areas
face
more
serious
arable
land
resource
shortages.
Hence,
feeding
beyond
remains
an
immense
challenge
humankind,
this
requires
novel
planning
better
decision-making
tools.
Importantly,
measures
employed
must
be
region-/country-specific
because
significant
differences
socioeconomic
characteristics
environmental
different
parts
world.
Considering
impact
unexpected
extreme
events
(e.g.,
pandemic
war)
future,
trade
translocation
goods
also
challenges,
processes
consider
influences
at
both
scales.
Scientific Reports,
Год журнала:
2020,
Номер
10(1)
Опубликована: Март 26, 2020
Lake
Chad,
in
the
Sahelian
zone
of
west-central
Africa,
provides
food
and
water
to
~50
million
people
supports
unique
ecosystems
biodiversity.
In
past
decades,
it
became
a
symbol
current
climate
change,
held
up
by
its
dramatic
shrinkage
1980s.
Despites
partial
recovery
response
increased
precipitation
1990s,
Chad
is
still
facing
major
threats
contemporary
variability
under
change
remains
highly
uncertain.
Here,
using
new
multi-satellite
approach,
we
show
that
extent
has
remained
stable
during
last
two
despite
slight
decrease
northern
pool.
Moreover,
since
2000s,
groundwater,
which
contributes
~70%
Chad's
annual
storage
increasing
due
supply
provided
main
tributaries.
Our
results
indicate
tandem
with
groundwater
tropical
origin
supply,
over
not
shrinking
recovers
seasonally
surface
volume.
This
study
robust
regional
understanding
hydrology
changes
region,
giving
basis
for
developing
future
adaptation
strategies.
Reviews of Geophysics,
Год журнала:
2021,
Номер
59(4)
Опубликована: Окт. 16, 2021
Abstract
As
the
largest
river
basin
on
Earth,
Amazon
is
of
major
importance
to
world's
climate
and
water
resources.
Over
past
decades,
advances
in
satellite‐based
remote
sensing
(RS)
have
brought
our
understanding
its
terrestrial
cycle
associated
hydrological
processes
a
new
era.
Here,
we
review
studies
various
techniques
using
satellite
RS
Amazon.
We
show
how
played
role
supporting
research
key
findings
regarding
cycle,
region
became
laboratory
for
groundbreaking
investigations
retrievals
analyses.
At
basin‐scale,
several
was
only
possible
with
advent
observations,
such
as
characterization
"rainfall
hotspots"
Andes‐Amazon
transition,
evapotranspiration
rates,
variations
surface
waters
groundwater
storage.
These
results
strongly
contribute
recent
models
budget
aquatic
environments.
In
context
upcoming
hydrology‐oriented
missions,
which
will
offer
opportunity
synergies
observations
finer
space‐time
resolution,
this
aims
guide
future
agenda
toward
integrated
monitoring
from
space.
Integrated
multidisciplinary
studies,
fostered
by
international
collaborations,
set
up
directions
tackle
great
challenges
currently
facing,
change
increased
anthropogenic
pressure.
Water Resources Research,
Год журнала:
2022,
Номер
58(7)
Опубликована: Июнь 30, 2022
Abstract
Hydrogeodesy,
a
relatively
new
field
within
the
earth
sciences,
is
analysis
of
distribution
and
movement
terrestrial
water
at
Earth's
surface
using
measurements
shape,
orientation,
gravitational
field.
In
this
paper,
we
review
current
state
hydrogeodesy
with
specific
focus
on
Global
Navigation
Satellite
System
(GNSS)/Global
Positioning
hydrologic
loading.
As
cycles
through
hydrosphere,
GNSS
stations
anchored
to
crust
measure
associated
land
under
weight
changing
loads.
Recent
advances
in
GNSS‐based
have
led
exciting
applications
loading
subsequent
storage
(TWS)
estimates.
We
describe
how
position
time
series
respond
climatic
drivers,
can
be
used
estimate
TWS
across
temporal
scales,
improve
drought
characterization.
aim
facilitate
hydrologists'
use
GNSS‐observed
deformation
as
an
emerging
tool
for
investigating
quantifying
resources,
propose
methods
further
strengthen
collaborative
research
exchange
between
geodesists
hydrologists,
offer
ideas
about
pressing
questions
hydrology
that
may
help
answer.
Nature Communications,
Год журнала:
2022,
Номер
13(1)
Опубликована: Авг. 8, 2022
Historic
levels
of
drought,
globally,
call
for
sustainable
freshwater
management.
Under
pressing
demand
is
a
refined
understanding
the
structures
and
dynamics
groundwater
systems.
Here
we
present
an
unconventional,
cost-effective
approach
to
aquifer
monitoring
using
seismograph
arrays.
Employing
advanced
seismic
interferometry
techniques,
calculate
space-time
evolution
relative
changes
in
velocity,
as
measure
hydrological
properties.
During
2000-2020
basins
near
Los
Angeles,
velocity
variations
match
tables
measured
wells
surface
deformations
inferred
from
satellite
sensing,
but
seismological
adds
temporal
depth
resolutions
deep
processes.
Maps
long-term
reveal
distinct
patterns
(decline
or
recovery)
storage
that
are
adjacent
adjudicated
water
districts
conducting
different
pumping
practices.
This
pilot
application
bridges
gap
between
seismology
hydrology,
shows
promise
leveraging
seismometers
worldwide
provide
4D
characterizations
other
near-surface
