Can technology help clean up India's waste problem?
30 January 2015 Last updated at 12:06 GMT
The mountains of litter that pile up in some Indian cities has got so bad, it has led to protests.
Authorities point to a lack of landfill, but can technology help clean up the country and give some of India's poorest people a way to earn more money?
Sameer Hashmi reports from Bangalore for India Business Report.