Banned but Not Gone: The Chemistry of Regulatory Evasion in the Global Pesticide Trade
When the EPA restricts or bans a pesticide, the compound rarely vanishes—it transforms. Through strategic reformulation, molecular analogue engineering, and export to less-regulated markets, manufacturers continue to profit while regulators play catch-up. The science of so-called 'regrettable substitution' reveals a troubling pattern: replacement chemicals frequently carry risks comparable to, or exceeding, those of their predecessors.