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4 items found (Showing 1 - 4)
  1. Key Resource
    2011-01-01 A sand dam is a reinforced concrete wall built across a seasonal river to hold underground water in sand (see above photo of Nzaaya Muisyo sand dam, Eastern province, Kenya). It is initially built one meter high and up to 90 meters across. During the heavy and erratic seasonal rains, the water...  
  2. Key Resource
    2012-01-01 Asia makes up less than one third (30%) of the world’s land area and yet carries over half (56%) of the world’s population. Moreover, the average population density of Asia becomes a significant long-term problem when food production is considered. Some countries in Asia have a population density...  
  3. 2011-02-01 Volume 3 takes the subject of better land husbandry further. The book first points out the sort of things which have been, and are being used, but are failing to deliver what is required. It then explains the causes of erosion, the theory and practice of soil and water conservation, and practical...  
  4. 2011-10-20 World Vision (WV) Australia is involved in both agricultural development and relief work in East Africa. We asked folks there to answer a few questions regarding the current drought and famine. In what ways have you been involved with addressing the drought and famine in the Horn of Africa? Could...  

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