大象传媒

A new oven designed in Nairobi and sponsored by the UN attempts to address the duel projects of litter on the streets and deforestation by burning refuse and oil from motor vehicles. A work in progress, the show looks at how it's going.

Also on the programme: Why ayurvedic cloth, used in Indian medicine, is now being used for hospital bedsheets. And are we about to start going backwards as far as the audio quality of recorded music is concerned?