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  1. CAWST The Biosand Filter Construction Manual describes what a biosand filter is and how it works. It also describes the steps to construct, install and monitor Version 10 biosand filters. Available Online
    363.610 CAW
  2. Nick Beaty, Jeanne Boggs, Gordon Burrowes, Eric Mejeur Worldwide there are 1.1 billion people who do not have a way to get clean drinking water. Every year, 1.8 million people die from diarrheal disease, and it is estimated that 88% can be attributed to the lack of clean drinking water[1]. This project will partner with the non-profit organization...

အခြားရလဒ်များရှာနေပါသလား။

အရင်းအမြစ်အားလုံးကို ရှာကြည့်ပါ