BLANTYRE, Malawi — On Lagson Gumbo’s side of the stream, BCA is a slum. Running parallel to the trickle of murky water is a narrow, dusty street lined with small, unplastered houses and shops trading in groceries, cheap alcohol and artisan services for residents of this crowded sector of Malawi’s principal commercial city, Blantyre. On the stream’s other bank is an affluent neighborhood with the same name. In the wealthy BCA, Blantyre’s City Council provides waste collection services, removing rubbish to a site on the city’s outskirts. It’s an open landfill where people from low-income settlements scavenge for whatever they find worth for reuse or sale. On the side where Gumbo lives and works, there’s no formal waste management. Residents dump rubbish from homes and shops into the stream. Kitchen waste and used nappies, old tires and plastic bottles and carrier bags get thrown into gullies and any other unoccupied spaces nearby. There are also batteries. At his makeshift workshop, Gumbo sorts through metal plates he has extracted from expired lead-acid batteries. Before him is a smoldering charcoal stove and a plastic bag filled with pellets of lead — also extracted from batteries. He puts the lead in a small tin container, pours acid over it and sets it on the stove to heat. “These pieces were positive cells in the batteries,” he says, gesturing to the plates he’s laid out on a small worktable. “When a battery stops functioning, it is not the negative electrodes that have expired. It…This article was originally published on Mongabay

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