When you think of building a house, recycled polystyrene may not seem like the most suitable material for the job, but now a new project is using this unlikely product to build low cost houses and in the process divert recyclable materials away from landfill sites.
• Waste gives Such artistic inspiration
A daring Frenchman has set out on an unassisted 5 000km journey across Africa in an electric car, relying on help from local people to get him to Johannesburg. The trip aims to promote the use of green energy for transport.
• South African market hungry for the Joule