Workers handle piles of damaged lead-acid batteries in Khan Younis, Gaza, in 2021. Across much of the Global South, discarded batteries like these are often recycled unsafely, releasing toxic lead into communities. | Rizek Abdeljawad/Xinhua via Getty Images Remember the Flint, Michigan, water crisis? The public health disaster that, at its peak, poisoned nearly 5 percent of the city’s children with dangerously high levels of lead in their water? It was perhaps one of the few public health crises in the US that rose to the prominence of a national scandal, sparking outrage and dominati...

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