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57 items found (Showing 1 - 10)
  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 2016-09-28 Farmers in many parts of the world, because of human population growth, have little choice but to crop their land continuously, with scarce resources to replace nutrients withdrawn by each successive crop. Crop residues are often lost as a source of organic matter and mulch, usually through...  
  3. Key Resource 2018-05-17 Many plants deemed as invaluable for the smallholder farmer offer nutritious food for the family, fodder for animals, or timber for construction. Remarkably, bamboo offers all three of these assets from the same perennial plant! This Technical Note will focus on how to most effectively harvest,...  
  4. Established in 1976, Aprovecho Research Center (ARC), a 501(c) 3 nonprofit organization, assists developing world organizations toestablish high quality labsso they can test and improve their wood burning cooking stoves. It specializes in iterative experimental design of wood burning cookstoves...  
  5. 2023-10-02 Those seeking wood-burning stove options can find helpful information at the Aprovecho website. The Aprovecho Research Center (ARC) invented the now familiar “rocket stove,” progressing much further since the original design.
     
  6. Established in 1976, Aprovecho Research Center (ARC), a 501(c) 3 nonprofit organization, assists developing world organizations toestablish high quality labsso they can test and improve their wood burning cooking stoves. It specializes in iterative experimental design of wood burning cookstoves...
     
  7. An ongoing discussion of clean burning and related issues. Here is a sampling of what you can find. Clean Combustion Needs More Than Just HeatMay 25, 2023 - 5:33 pm Electricity: Planning for Net Zero by 2040May 18, 2023 - 12:43 pm African Mud Stoves with ChimneysMay 11, 2023 - 3:59 pm Earth Day...
     
  8. Videos about Aprovecho and our work. There are also many videos in the Newsletter section. Established in 1976, Aprovecho Research Center (ARC), a 501(c) 3 nonprofit organization, assists developing world organizations toestablish high quality labsso they can test and improve their wood burning...
     
  9. The Aprovecho Research Center is actively involved in research, design, manufacturing and testing of biomass cookstoves The ARC staff specializes in improving stove performance. Over 100 stove projects around the world are disseminating stoves designed with help from ARC. Dr. Winiarski, Technical...  
  10. 2013-07-20 ECHO Asia --The latest issue of Asia Notes (Issue 17, May 2013) contains the following articles: Sustainable Decentralized Water Treatment for Rural Developing Communities Using Locally Generated Biochar Adsorbents (by Josh Kearns, MS) An Introduction to Bokashi Fertilizers and Soil Amendments...