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Barry, Boubacar; Kortatsi, Benony; Forkuor, Gerald; Gumma, Murali Krishna; Namara, Regassa E.; Rebelo, Lisa-Maria; van den Berg, Joost; Laube, Wolfram. |
The Atankwidi Catchment, which lies in the White Volta Basin in West Africa, is intensively cultivated by locals for economic gains. During dry seasons, farmers irrigate their crops, chiefly tomatoes, using shallow groundwater harvested from shallow ponds they dig using simple tools like an axe, hoe, bucket and bowls. Recent expansion in cultivated areas has brought to the fore the need to estimate the volume of shallow groundwater stored in the catchment’s underlying aquifer and to what extent it can sustain the incremental growth in irrigated areas. |
Tipo: Report |
Palavras-chave: Groundwater irrigation; Aquifers; River basins; Catchment areas; Irrigation practices; Remote sensing; Mapping; Crop Production/Industries; Farm Management; Resource /Energy Economics and Policy. |
Ano: 2010 |
URL: http://purl.umn.edu/112969 |
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McCartney, Matthew P.; Rebelo, Lisa-Maria; Senaratna Sellamuttu, Sonali; De Silva, Sanjiv. |
In many places, growing population, in conjunction with efforts to increase food security, is escalating pressure to expand agriculture within wetlands. The environmental impact of wetland agriculture can have profound social and economic repercussions for people dependent on ecosystem services other than those provided directly by agriculture. If wetlands are not used sustainably, the functions which support agriculture, as well as other food security and ecosystem services, are undermined. This report synthesizes findings from multidisciplinary studies conducted into sustainable wetland agriculture by IWMI and partners in Africa and Asia. It highlights the value of wetland agriculture for poverty reduction as well as the need for more systematic planning... |
Tipo: Report |
Palavras-chave: Wetlands; Agriculture; Productivity; Ecosystems; Poverty; Food security; Farm Management; Food Security and Poverty; Productivity Analysis. |
Ano: 2010 |
URL: http://purl.umn.edu/113010 |
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