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Nzitonda Marie Mireille, Hosea M. Mwangi, John K. Mwangi and John Mwangi Gathenya
Narok town is one of the places in Kenya which experience catastrophic floods. Many lives have been lost and valuable property destroyed in recent years. Change in land use/land cover upstream of the town area may have contributed significantly to the se...
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Wendso Awa Agathe Ouédraogo, John Mwangi Gathenya and James Messo Raude
Each year, many African countries experience natural hazards such as floods and, because of their low adaptative capabilities, they hardly have the means to face the consequences, and therefore suffer huge economic losses. Extreme rainfall plays a key ro...
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Eva Audrey Yessito Houessou-Dossou, John Mwangi Gathenya, Mugwima Njuguna and Zachary Abiero Gariy
Flood management requires in-depth computational modelling through assessment of flood return period and river flow data in order to effectively analyze catchment response. The participatory geographic information system (PGIS) is a tool which is increas...
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Alice Nyawira Kimaru, John Mwangi Gathenya and Charles K. Cheruiyot
Temporal variability analysis of rainfall and river discharges is useful in determining the likelihood of the occurrence of extreme events such as drought or flooding for the purposes of developing policies to mitigate their effects. This study investiga...
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Wendso Awa Agathe Ouédraogo, James Messo Raude and John Mwangi Gathenya
The Mkurumudzi River originates in the Shimba hills and runs through Kwale County on the Kenyan Coast. Study on this river has been informed by the many economic activities that the river supports, which include sugarcane plantations, mining, tourism and...
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Isaac Larbi, Fabien C. C. Hountondji, Thompson Annor, Wilson Agyei Agyare, John Mwangi Gathenya and Joshua Amuzu
This study examined the trends in annual rainfall and temperature extremes over the Vea catchment for the period 1985–2016, using quality-controlled stations and a high resolution (5 km) Climate Hazards Group InfraRed Precipitation with Station (CH...
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Caleb Christian Amos, Ataur Rahman and John Mwangi Gathenya
Rainwater harvesting (RWH) plays an important role in increasing water security for individuals and governments. The demand for tools to enable technical and economic analysis of RWH systems has led to a substantial body of research in the recent past. T...
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