Impacts of climate variability and drought on surface water resources in Sub-Saharan Africa using remote sensing: A review

TD Bhaga, T Dube, MD Shekede, C Shoko - Remote Sensing, 2020 - mdpi.com
Climate variability and recurrent droughts have caused remarkable strain on water
resources in most regions across the globe, with the arid and semi-arid areas being the …

The role of space-based observations for groundwater resource monitoring over Africa

A Springer, T Lopez, M Owor, F Frappart… - Surveys in Geophysics, 2023 - Springer
Africa is particularly vulnerable to climate change impacts, which threatens food security,
ecosystem protection and restoration initiatives, and fresh water resources availability and …

Drought monitoring by downscaling GRACE-derived terrestrial water storage anomalies: A deep learning approach

E Foroumandi, V Nourani, JJ Huang, H Moradkhani - Journal of Hydrology, 2023 - Elsevier
The current study proposes a new method to downscale the monthly GRACE-derived
Terrestrial Water Storage Anomaly (TWSA) to 10 km spatial resolution over Iran using deep …

Evaluation of sentinel-2 and landsat 8 images for estimating chlorophyll-a concentrations in lake Chad, Africa

WG Buma, SI Lee - Remote Sensing, 2020 - mdpi.com
Much effort has been applied in estimating the concentrations of chlorophyll-a (Chl a) in
lakes. The optical complexity and lack of in situ data complicate estimating Chl a in such …

Analysis of groundwater storage fluctuations using GRACE and remote sensing data in Wadi As-Sirhan, Northern Saudi Arabia

F Alshehri, A Mohamed - Water, 2023 - mdpi.com
Human activity has led to a rise in the demand for water, prompting Saudi Arabia to search
for alternative groundwater supplies. Wadi As-Sirhan is one area that has experienced …

Geophysical and remote sensing assessment of Chad's groundwater resources

A Mohamed, A Abdelrady, SS Alarifi, A Othman - Remote Sensing, 2023 - mdpi.com
Because of climate change and human activity, North and Central Africa are experiencing a
significant water shortage. Recent advancements in earth observation technologies have …

[HTML][HTML] Geophysical monitoring of the groundwater resources in the Southern Arabian Peninsula using satellite gravity data

A Mohamed, SS Alarifi, MAA Mohammed - Alexandria Engineering Journal, 2024 - Elsevier
In recent decades, geophysical and remote sensing monitoring techniques have advanced
to the point where they can be utilized. It is possible to investigate the spatiotemporal mass …

Hydro-geophysical evaluation of the regional variability of Senegal's terrestrial water storage using time-variable gravity data

A Mohamed, C Faye, A Othman, A Abdelrady - Remote Sensing, 2022 - mdpi.com
The Gravity Recovery and Climate Experiment (GRACE) satellite data retrieval experiment
has been instrumental in characterizing the global fluctuations in terrestrial water storage …

Hydrological drought evaluation using GRACE satellite-based drought index over the lake basins, East Africa

AM Seka, J Zhang, D Zhang, EG Ayele, J Han… - Science of The Total …, 2022 - Elsevier
Hydrological drought, a regular phenomenon that could heavily impact natural systems and
human life, is aggravated by a water storage deficit. While Gravity Recovery and Climate …

[HTML][HTML] Quantifying basin-scale changes in groundwater storage using GRACE and one-way coupled hydrological and groundwater flow model in the data-scarce …

SR Rusli, VF Bense, A Taufiq, AH Weerts - Groundwater for Sustainable …, 2023 - Elsevier
Assessing basin-scale groundwater storage changes is often difficult when groundwater
table data are scarce. In this study, we quantify the groundwater storage changes by using …