Water for people.pdf - WHO Thailand Digital Repository

S E C U R I N G F O O D F O R A G R O W I N G W O R L D P O P U L A T I O N / 2 1 3The role of irrigation in alleviating poverty and improvingfood securityThere is a positive, albeit complex, link between water services forirrigation and other farm use, poverty alleviation and food security(FAO, 2001a; FAO/World Bank, 2001; IFAD, 2001). Many of the ruralpoor work directly in agriculture, as smallholders, farm labourers orherders. The overall impact can be remarkable: in India, for example,in non-irrigated districts, 69 percent of people are poor, while inirrigated districts, only 26 percent are poor (World Bank, 1991). Inrural areas, income can be boosted by pro-poor measures, such asensuring fair access to land, water and other assets and inputs, andto services, including education and health. Relevant reforms ofagricultural policy and practices can strengthen these measures.The availability of water confers opportunities to individuals andcommunities to boost food production, both in quantity and diversity,to satisfy their own needs and also to generate income fromsurpluses. Irrigation has a land-augmenting effect and can thereforemean the difference between extreme poverty and the satisfaction ofthe household’s basic needs. It is generally recognized that in orderto have an impact on food security, irrigation projects need to beintegrated with an entire range of complementary measures, rangingfrom credit, marketing and agricultural extension advice toimprovement of communications, health and education infrastructure(see box 8.6 for an example from Senegal). Land tenure may alsorepresent a major constraint: irrigation schemes controlled byabsentee landowners and serving distant markets, even when highlyefficient, may fail to improve local food security when bothcommodities and benefits are exported.Irrigation projects are as diverse as the local situations in whichthey are implemented. Generally, small-scale irrigation projects basedon shallow groundwater pumping provide a manageable frameworkthat can give control to the local poor and avoid leaking resources tothe non-poor. Large-scale irrigation, as may be determined by theneed to carry out large-scale engineering works to harness water andconvey it to the fields, can also be made to work for the poorprovided that the benefits can be shared equitably, and investment,operation and maintenance costs are efficiently covered.Managing agricultural risk for sustainable livelihoodsCommunity-managed small-scale irrigation systems, by improvingyields and cropping intensities, have proved effective in alleviatingrural poverty and eradicating food insecurity. Marketing of agriculturalproduce, both locally and at more distant places when adequatetransport and communication infrastructure is available, can make asignificant contribution to the income of farmers, and especially ofwomen. Bank deposits and credits, as well as crop insurance, can beused to finance agricultural operations and buffer against climatic risk.However, banking services are not usually accessible to people whohave no collateral assets, or who are of poor social status. Many ruralcredit systems may also not accommodate pay-back over a period ofyears – the time needed to realize the benefits from investment inirrigation technology. However, non-conventional credit systems basedon trust and social solidarity can support poor farmers. Improvementin poor people’s food commodity storage facilities reduces postharvestlosses and can save significant amounts of food, thuscontributing to food security. Similarly, where technically andfinancially possible, storing water in surface reservoirs and aquifers isa strategic means for managing agricultural risk. Water in thereservoir or the aquifer is, in a way, equivalent to money in the bank.Irrigation and off-farm employmentIrrigation, supported through inputs such as high-yielding varieties,nutrients and pest management, together with a more extendedagricultural season, higher cropping intensity and a more diverse