The water hyacinth is beautiful, but this aquatic plant is threatening Cameroon's rivers. An artist is taking the fight against this invader to new heights, turning the "vegetable witch" into paintings, carpets and hats.
On this week's eco@africa, we check out an innovative net that harvests water from fog, visit one of the largest ape conservation projects in Africa, and meet an eco hero trying to save Nigeria's wildlife.
From making eco-friendly coal out of banana skins to using poop to fuel cooking stoves, eco@africa has featured a host of greener alternatives to charcoal. We've picked our top five innovations.
On this week's eco@africa, we look for the endangered Knysna seahorse, learn how to turn paper into pearls and see what a team of creative entrepreneurs is doing with fish skins that would otherwise sit around and rot.
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.
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