Revealed: the undisclosed safety data emerging as weedkiller maker faces Parkinson’s lawsuits in US

Syngenta denies keeping relevant data from the EPA as paraquat stays in the US market despite global bans Sweden started ringing the alarm bell more than 20 years ago, calling for a ban on the weedkilling chemical paraquat in 2004. One by one, dozens of other countries did the same as evidence of paraquat risks to human health mounted. Even the Chinese government, which owns the longtime paraquat maker Syngenta , halted domestic use of the pesticide a decade ago after conducting its own studies on paraquat safety and finding troubling results. In the US, two states – Vermont and California – have recently also banned paraquat, citing risks that include an association between paraquat and Par

What is happening The Guardian reports: Syngenta denies keeping relevant data from the EPA as paraquat stays in the US market despite global bans Sweden started ringing the alarm bell more than 20 years ago, calling for a ban on the weedkilling chemical paraquat in 2004. One by one, dozens of other countries did the same as evidence of paraquat risks to human health mounted. Even the Chinese government, which owns the longtime paraquat maker Syngenta , halted domestic use of the pesticide a decade ago after conducting its own studies on paraquat safety and finding troubling results. In the US, two states – Vermont and California – have recently also banned paraquat, citing risks that include an association between paraquat and Par The problem The public problem in this report is the one named by the source: “Revealed: the undisclosed safety data emerging as weedkiller maker faces Parkinson’s lawsuits in US”. A response on MLAIEL should not add a cause, a number, or a remedy the source does not state. Open the source for the detail. What a team can do on MLAIEL A team can follow the food or farming problem the source names — hunger, a failed harvest, or access to food — and open a project that does not add a cause or a remedy the source left out. Source The Guardian — Revealed: the undisclosed safety data emerging as weedkiller maker faces Parkinson’s lawsuits in US https://www.theguardian.com/environment/ng-interactive/2026/sep/25/syngenta-paraquat-parkinsons-lawsuits-epa