Tag Archives: water quality

Water filter

A slow sand filter, or Biosand filter, is a type of water filter that uses sand, stones, and a layer of good bacteria to filter contaminated water. A Biosand filter can be up to 99% effective at removing organic contaminants, including bacteria and viruses. Many designs have been used, ranging from large concrete cisterns to […]

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The rains continue in Lilongwe, promising a strong harvest and prosperity in the coming year. Some villages have begun to see shortfalls in last year’s harvest as they scramble for other sources of sustenance such as cassava and potatoes grown in their winter gardens during the dry months. This week, we saw the results of […]

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