share In Tajikistan, promise and problems for solar disinfection Purifying drinking water by putting it in plastic bottles on the roof in the sun sounds simple. But unless people understand how the process works and know when the water is ready to drink, they stay thirsty. Read more »
share Innovation at work: A gravity-powered water purifier A sustainable water treatment system developed by AguaClara is delivering cheap drinking water to communities in Honduras using a power source far cheaper and more abundant than electricity: gravity. Read more »
