Video, Audio and other Multimedia

These trucks with a built in pump suck out septic tanks and pit latrines for a fee of Rs 1300/- ( 33 US $). They do the job cleanly and in 15 minutes. The waste is then deposited at a sewage treatment plant or for farmers to compost and use as fertilizer. A protocol for safe handling of the manure needs to be quickly developed as well as to tell farmers how much manure to use.

The book would help households and institutions understand how to implement wastewater management. The book is priced at Rs.250/- only. CLEAN YOUR ACT is CSE's latest film on alternative ways to treat wastewater.

Some video clippings of the Arkavathy Janadesh Yatra, a river walk along the entire length of the Arkavathy river outside Bangalore, to draw attention to this dying river.

There is a spurt of gastro-enteritis in the city today. Residents think that it is the contaminated mains supply from the BWSSB that is the source of the gastroenteritis. The Bangalore water supply and Sewerage Board thinks it is water bought by residents from the private water tankers that is the cause but then seems to change its mind.

What exactly is a Persian wheel? Also known as Rahat (in Urdu), it's a simple water lifting device, where a number of small pots are attached to a long chain. Two gear wheels make up the system and as the first one is revolved, the pots each dip and swallow water from the well and soon after pours itself out to a metallic shaft which in turns empties into an intricate network of troughs that distributes water adequately through the cropped area. It is believed that the technology originated in Egypt and as world shrunk through extensive trading, it spread to India and China.

Finally, another post to add to the "Humor" category of the blog. There is not enough of it in the water sector !

A quick introduction to Ecosan

Eco-san in a city

Two simple technologies for water purity: