Mar 2008

A look into various micro-water harvesting systems

The JMC of Jaipur, has also decided to set up a special sewage treatment plant, to be called Jaipur Sewage Treatment Project, in Pratap Nagar area of Jaipur, aimed at generating 8000 units of electricity. The plant would generate power using solid waste and sewage water.

The initiative would be funded by Jawaharlal Nehru National Urban Renewal Mission.

JMC would generate power through sewage water by moving the shaft of the plant. Besides generating electricity, the plant would also purify sewage water for non-kitchen purposes.

Batteries powered through biofluids

Before you next flush the toilet, consider this: Scientists in Singapore have developed a battery powered by urine.

Researchers at the Institute of Bioengineering and Nanotechnology created the credit card-size battery as a disposable power source for medical test kits.

Scientists have been scrambling to create smaller, more efficient, and less expensive “biochips” to test for diseases such as diabetes. Until now, however, similarly small batteries to power the devices remained elusive.

Alka Umesh Zadgaonkar, patents her process to get fuel from plastic waste.

Electricity from plastic waste. It may sound unrealistic, but it’s now being touted as the technology of future for the power-deficit India. Alka Umesh Zadgaonkar, who has got six patents in India for the technology and in the process of filing for international patent, is joining hands with two large corporates to make it a commercial success.

Plastic collected in Delhi is stitched into brightly coloured handbags.

The bags are gathered from waste dumps in Delhi. A couple in India have found a solution to the problem of plastic bags littering the streets of Delhi - by turning them into fashionable handbags.