Source - Technology Update
Kenya: Solar power, electronics and mobile telephony bring water to villages
17 Feb 10
Residents of Katitika village in Kitui who had to fetch water from far away now have a nearby water point known as, maji ya kompiuta, or ‘computerised water’. Collaboration between Safaricom, Grundfos, a division of the Danish pump maker Grundfos Group, and the Katitika Self Help Group made this happen.
Nanotechnology: low-cost rural water purifier launched in India
08 Jan 10
India’s Tata Chemicals has launched a low-cost water purification device, which combines ingredients such as rice husk ash with nanotechnology.
Ceramic filters: Ugandan schools get CrystalPur kits
21 Sep 09
Uganda has been selected as the only country in Africa to pilot a project that provides cheap and pure drinking water to schools and clinics in rural areas. CrystalPur ceramic water filters can produce between four and six litres of clean water per hour. They can treat up to 7,000 litres of water (350 jerrycans) before the filter needs to be replaced.
Nanotechnology: can it help to provide clean water?
20 May 09
On 7 May 2009, SciDev.Net launched a spotlight to address the question of whether nanotechnology can provide solutions to water treatment in the developing world and improve access to safe drinking water.
Micro Mapper: participatory tool for mapping poverty and (water) resources
08 May 09
Micro Mapper is a software tool, which provides an interface for village information and planning in India. Dr. Megha Phansalkar has used a Marathi local language version of Micro Mapper to collect water-related information of two villages in Maharashtra.
Greywater reuse: household kit developed for Middle East
02 Apr 09
A kit designed to treat household wastewater for reuse has been developed for rural areas in the Middle East and North Africa by the Regional Water Demand Initiative of IDRC. The cost of the kit can be recovered within a year if productive use of the treated wastewater and cost savings in cesspit evacuation are taken into account.
Water treatment: Swede invents solar-powered water purifier
10 Feb 09
Swede Petra Wadström has invented a device that uses solar power to purify water for drinking. The device, which looks like a jerrycan, can take up to 10 litres of water.
Disinfection: more affordable treatment with ultraviolet light
10 Feb 09
A new method for disinfecting water safely and cheaply has been developed at a government laboratory in the US. The technology makes use of ultraviolet light.
Terafil water filters: clay filters promise clean drinking water in villages in Jharkand, India
20 Jan 09
Two villages in East Singhbhum district, Jharkand state, India, are to host a pilot project to promote the use of Terafil filters. Terafil filters consist of porous terracotta discs produced from a mixture of red clay, river sand and wood saw dust, without using chemicals.
Handwashing: the Tippy Tap - simple and safe
29 Oct 08
The Tippy Tap is a simple and hygienic device for handwashing, which is very easy to set up and use. Researchers in the Netherlands have come up with a more modern design.
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