Wealthy US neighbourhoods paid to spray mosquitoes: By 2023, the insects had evolved resistance across 84% of sampled blocks and know what they became capable of

In many parts of the eastern United States, getting rid of mosquitoes has become just another household service. Homeowners hire private companies to spray their yards, or they buy insecticides and foggers themselves, hoping to reclaim summer evenings from constant bites. But new research from North Carolina State University suggests those choices may be quietly helping mosquitoes adapt and survive the very chemicals meant to kill them.

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