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  1. 2010-12-20  
  2. 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...  
  3. Key Resource 2010-01-01 2 Copies Turn water scarcity into water abundance! Earthworks are one of the easiest, least expensive, and most effective ways of passively harvesting and conserving multiple sources of water in the soil. Associated vegetation then pumps the harvested water back out in the form of beauty, food,...  
  4. Key Resource 2011-01-01 Often farmers asked for seed, but we weren’t quite sure what to expect when we suggested—to the farmers’ union in Nampula, Mozambique—that they organize a fair in which the members could come together and exchange seed. They might only be interested in “improved” varieties. However, when we...
     
  5. Key Resource 2010-01-01 For many years, conventional Western forestry methods have been applied, and exotic tree species promoted in Sahelian countries in order to combat desertification. Large and small projects were commissioned to curtail the assumed southward movement of the Sahara desert, but few made any lasting...  
  6. 2011-01-01 This article is from ECHO Asia Note #8 Introduction The genus Zanthoxylum (familyRutaceae) contains a fascinatinggroup of plants found around theworld from the tropics to temperatezones. With over 200 species,ranging from small shrubs to largetrees, Zanthoxylum spp. arecharacterized by sharp...  
  7. 2010-04-01 This article is from ECHO Asia Note #5 Across Asia, small institutions such as children's homes play an essentialrole in caring for orphans and other young people at risk. Likewise, hostels (i.e., boarding facilities) provide disadvantaged students with safe places tostay in order to further...  
  8. 2010-01-20 We often come across interesting material related to articles in EDN that could not fit into the available space in the issue. We share the most relevant of those here.
     
  9. 2010-04-01 Agricultural and Nutritional Options for Impoverished People Living with HIV/AIDS Advantages of Perennial Vegetables Resources to Help with Haiti Disaster Response Coppicing Woodlots Books, Websites and Other Resources Faidherbia albida, an Important 'Fertilizer Tree' Learn two important lessons...  
  10. 2010-12-20