All households irrespective of their economic strata generate grey water. Grey water pollutes common water bodies, underground water resources and becomes the source of many health problems. The people mainly affected however belong to those who live in the bottom of the economic pyramid.


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The production system is designed for manufacture of precast toilet panels using reinforced cement concrete. The modifications have been made in reducing wall thickness of panels, increasing the inner dimensions to 1.10m x 1.10m and incorporating a groove in the roof panel for interlocking with w

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In India, high level of arsenic contamination in groundwater in areas in and near Ganga-Brahmaputra plains and its consequences on human health has been reported as one of the world’s biggest groundwater calamities. The area affected by arsenic contamination is about 529674 sq km, spread ov

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As part of the Market access for affordable Safe water solution packages DA has piloted an innovative “Community-owned and Community-operated (COCO)-Model” powered by solar energy for supplying safe drinking water to three villages: Pipra, Govindnagar and Chandraban in the Bundelkhand

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Society for Development Alternatives, in partnership with Antenna Technologies, Switzerland used WATA technology to productize sodium Hypochlorite solution under the brand name of Aqua+. It uses a simple, manageable process of electrolysis to convert a mixture of salt and water into sodium hypoc

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Formation of nitrates is an integral part of the nitrogen cycle in our environment. Nitrates and nitrites occur normally in nature from the breakdown of ammonia in the nitrogen life cycle. Nitrates in nature cause plant and algae growth that may affect the balance of water based ecosystems. It is

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