Solar panels on roofs are commonplace, but can the sunlight that hits building facades be used to generate power? Researchers at the University of Kassel say "yes".
Building a completely solar-powered town is a challenge, even in very sunny Florida. And not just for technical reasons. Getting average buyers to go green sometimes means having to compromise.
On this week's eco@africa, we see how to rehabilitate land in South Africa with essential oils, visit Mauritania's Diawling National Park and take a seat on old repurposed oil drums.
On this week's eco@africa, a 'Ghetto Wardrobe' made from recycled rubber and plastic, a sanctuary for lost birds in South Africa and Cameroon's first eco-friendly car wash.
On this week's eco@africa, we check out mud homes in Ghana that are saving on energy costs, meet a Zambian cartoonist fighting climate change with comics and visit a project making pencils out of newspaper.
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