https://www.iowapublicradio.org/tags/paraquat paraquat en-US Copyright Wed, 12 Aug 2026 13:09:34 GMT https://www.iowapublicradio.org/agriculture/2026-08-12/this-iowa-senator-living-with-parkinsons-wants-to-ban-paraquat-weed-killer-linked-to-the-disease Lawmakers in 13 states have proposed banning or restricting paraquat, a toxic herbicide that researchers have tied to an increased risk of developing Parkinson's disease. But efforts to outlaw it have failed across the Midwest. Wed, 12 Aug 2026 13:09:34 GMT https://www.iowapublicradio.org/agriculture/2026-08-12/this-iowa-senator-living-with-parkinsons-wants-to-ban-paraquat-weed-killer-linked-to-the-disease Luke Nozicka