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  1. Abstract, Renewable and Sustainable Energy Reviews, 2017 The deficit in electricity and high diesel costs affects the pumping requirements of community water supplies and irrigation; so using solar energy for water pumping is a promising alternative to conventional electricity and diesel based...
  2. Millions of people around the world live with limited access to water. In many communities, ground water is extracted through electric water pumps, which use diesel to fuel their systems. However, these systems not only require costly, regular servicing and the purchasing of fuel, they emit...
  3. 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...
  4. 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...
  5. 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:...
  6. 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.