Green car washes, cotton wool strong enough to absorb oil spills, and self-charging bicycles: all of this and more on the latest eco@africa.
On this week's eco@africa, we meet Nigerians striving for sustainability, German farmers using ancient Amazonian techniques, and Ugandan school children getting green-fingered with urban farming projects at school.
This week on eco@africa, we have stories about a green car wash in Cameroon, a powerful cotton wool that could clean up oil spills and a self-charging bike. And we go in search of a rare frog.
This week, we visit an organic farmer doing battle with crows, find a use for invasive water hyacinth, ask if sharing is sustainable and check out a portable solar alternative to smelly generators.
A new WWF report says palm oil plantations drive destruction of biodiverse tropical forests, but substitute vegetable oils use even more land. The solution: Reduce demand. And maybe, in future, make oil from algae.
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