Traditional flush toilets aren’t an option in many parts of the world, but neither is leaving people with unsafe and unhygenic choices. Now, one company is piloting a new loo that’s waterless, off-grid and able to charge your phone. Lina Zeldovich travels to Madagascar to witness the start of a lavatorial revolution. Eleonore Rartjarasoaniony – a 47-year-old mother, daughter and small-shop owner in Madagascar’s capital Antananarivo – stands in the middle of her yard, watching two young men in colourful overalls and rubber boots service her new waterless Loowatt toilet, which replaced her pit latrine a few months ago. At her feet, two lean, long-legged chickens,…

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