Mossville is a textbook case of environmental racism: founded by freed slaves, it was once a safe haven for its residents, who enjoyed comfortable lives thanks in part to the rich hunting and fishing grounds in the surrounding wetlands. But beginning in the 1930s and 1940s, state politicians aggressively courted petrochemical and other industries with lavish tax breaks, and one giant plant after another set up shop on Mossville’s doorstep, some just a few hundred feet from the clapboard homes. Today, fourteen chemical plants and refineries surround the town, including the largest concentration
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