Thirsty and hungry cities are posing significant challenges for the urban-rural interface ranging from food security to inter-sectoral water allocation. Not only is the supply of resources to urban centres a growing challenge in low-income countries, but even more is the urban return flow, as inv...
Drechsel, Pay
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Keraita, Bernard N.
,
[Agriculture in the rural-urban continuum: a CGIAR research perspective]
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Agriculture in the rural-urban continuum: a CGIAR research perspective
Most cities in developing countries fail to treat their wastewater comprehensively. Consequently, farmers downstream use poor-quality water for irrigation. This practice implies risks for farmers, consumers and the environment. Conversely, this water supply supports the livelihood of these farmer...
Saldias, C.
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Speelman, S.
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Drechsel, Pay
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Huylenbroeck, G. van
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[A livelihood in a risky environment: farmers’ preferences for irrigation with wastewater in Hyderabad, India]
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A livelihood in a risky environment: farmers’ preferences for irrigation with wastewater in Hyderabad, India
When urban areas expand without concomitant increases in wastewater treatment capacity, vast quantities of wastewater are released to surface waters with little or no treatment. Downstream of many urban areas are large areas of irrigated croplands reliant on these same surface water sources. Case...