1. Even though solar water pumping is ready for mainstreaming and has started to take off in some parts of the world, its benefits remain largely unknown to communities, governments, and development institutions. To address this knowledge gap, the World Bank has developedan accessible and...
  2. SODIS (short for Solar Water Disinfection) started as an initiative of Eawag, the Swiss Federal Institute of Aquatic Sciences and Technology. Eawag supports the improvement and spread of the SODIS method through research in microbiology, health, educational strategies and PET bottles. An...
  3. Abstract, Development Engineering, 2018 Successful scale-up of any development project requires a deep understanding of the real-world economics of the intervention, and compelling evidence that such an investment would be worthwhile. This cost-benefit estimate is typically assessed in two ways:...
  4. Over 2 billion people around the world live off the reliableelectric grid. Our tireless last mile distribution partnersand village sales agents help get our low cost Sun King solardevices to off-grid families in need so they can live safer,brighter and more productive lives.
  5. From Horticulture Innovation Lab researchers at UC Davis, the chimney solar dryer is designed to provide efficient drying even in hazy or partially cloudy conditions, using inexpensive and readily available materials. Other features of this design include: The chimney ensures continuous air flow...
  6. 20/3/2005 Energy use in agriculture Planting to catch more sunlight Biodigesters in ecological farming systems Biogas in Uganda Improving organic fertilizers Saving energy with better tools Biogas production with guinea pig manure Improving traditional water mills Clean energy for chilling milk Passive...
  7. 19/1/1977 Prepared by Eastern Oregon Community Development Council Various paged sections, illustrated
  8. 1/1/1967 El VITA que el Fogón Solar fue diseńado sobre todo a ser fornido, relativamente, fácil hacer, fácil reparar, y muge en el cost. Usa el principio del reflector de Fresnel que se concentra la luz y calienta usando varias superficies reflejando simples. La mayoría del otro uso de los fogones un...
  9. 1/1/1985 Los países en desarrollo están en una posición particularmente buena usar la energía solar porque tantos reciba una abundancia de solana. Más importante, los habitantes de estos países frecuentemente son esparció encima de las inmensas áreas, mientras haciendo el acceso a electricidad o...
  10. 1/1/1985 La destilación solar usa el calor del sol directamente en un simple el pedazo de equipo para purificar el agua. El equipo, normalmente, llamado un destilador solar, consiste principalmente en una cubeta poco profunda con un vaso transparente cover. El sol calienta el agua en la cubeta, causando...