Snapshot from Jun 25, 2026 at 22:38 UTC. For live data and tracking: View Live
Events / Regulatory / Vermont Bans Paraquat Herbicide
Regulatory chemical ban

Vermont Bans Paraquat Herbicide

Analysis based on 11 articles · First reported May 26, 2026 · Last updated May 28, 2026

Sentiment
50
Attention
6
Articles
11
Market Impact
Direct
Live prominence charts, article sentiment distribution, and event development timeline available on the NewsDesk Dashboard
Market Impact

The ban on Paraquat in United States — Vermont, and potential bans in other states, will negatively impact chemical companies like Syngenta that produce the herbicide. Conversely, it could create opportunities for companies developing safer weed-management alternatives, while potentially increasing costs for farmers in the short term.

Agriculture Chemicals Healthcare
Event Summary

United States — Vermont has become the first US state to ban the use and sale of paraquat, a highly toxic agricultural herbicide linked to an increased risk of Parkinson s disease. Governor Phil Scott signed the bipartisan legislation, which will take effect on November 1, with a multi-year phase-out timeline extending until December 31, 2030. The ban is supported by extensive research from the United States — National Institutes of Health and advocacy groups like the Environmental Working Group and the The Michael J. Fox Foundation. While Syngenta, a major manufacturer, has announced it will cease production, generic formulations remain available, necessitating legislative action. Lawmakers in United States — New York (state), United States — New Jersey, United States — Pennsylvania, and United States — California are reportedly considering similar restrictions, indicating a potential broader shift in agricultural chemical regulation across the United States.

Key Actions
100 United States — Vermont banned use, sale Paraquat
90 Phil Scott signed legislation Paraquat
80 Syngenta ceased production Paraquat
70 Syngenta faces lawsuits
70 United States — National Institutes of Health published research Paraquat
60 Environmental Working Group lobbied for bill United States — Vermont
60 The Michael J. Fox Foundation lobbied for bill United States — Vermont
50 American Parkinson Disease Association lobbied for bill United States — Vermont
50 Guyana — Guyana Environmental Protection Agency reassessing safety Paraquat
40 Environmental Working Group revealed internal files Syngenta
40 The Guardian revealed internal files Syngenta
Entities Involved
loc
United States — Vermont
United States — Vermont became the first US state to ban paraquat, setting a precedent for other states and potentially impacting its agricultural sector's practices.
Importance 100 Sentiment 70
oth
Paraquat
Paraquat, a widely used herbicide, is the subject of the ban due to its links to Parkinson s disease, leading to its phase-out in United States — Vermont and potential bans in other states.
Importance 100 Sentiment -80
priv
Syngenta
Syngenta, a primary manufacturer of paraquat, faces thousands of lawsuits and has announced it will cease production of the chemical, although it disputes the link to Parkinson s disease.
Importance 90 Sentiment -60
per
Phil Scott
Phil Scott, Governor of United States — Vermont, signed the bill into law, officially enacting the ban on paraquat.
Importance 80 Sentiment 60
ngo
The Michael J. Fox Foundation
The The Michael J. Fox Foundation aggressively lobbied for the bill's passage and continues to advocate for a nationwide ban.
Importance 80 Sentiment 70
govactor
United States — National Institutes of Health
The United States — National Institutes of Health's research demonstrating a link between paraquat and Parkinson s disease provided scientific backing for the ban.
Importance 70 Sentiment 70
ngo
Environmental Working Group
The Environmental Working Group aggressively lobbied for the bill's passage, advocating for public health protection.
Importance 60 Sentiment 70
ngo
American Parkinson Disease Association
The American Parkinson Disease Association lobbied for the bill's passage, supporting the ban on paraquat.
Importance 50 Sentiment 60
govactor
Guyana — Guyana Environmental Protection Agency
The Guyana — Guyana Environmental Protection Agency has not banned paraquat outright, but is reassessing its safety, despite acknowledging its toxicity.
Importance 50 Sentiment 0
ngo
World Health Organization
The World Health Organization's data on the rising incidence of Parkinson s disease underscores the urgency of addressing potential environmental causes like paraquat.
Importance 40 Sentiment 60
per
Ray Dorsey
Ray Dorsey, a neurologist, welcomed United States — Vermont's action as a step toward preventing Parkinson s disease.
Importance 40 Sentiment 60
per
Michelle Bowman
Michelle Bowman, a state representative, supported the ban, citing the correlation between paraquat use and Parkinson s disease.
Importance 40 Sentiment 60
loc
United States — New York (state)
United States — New York (state) is reportedly fast-tracking similar state-level restrictions on paraquat following United States — Vermont's ban.
Importance 30 Sentiment 30
loc
United States — New Jersey
United States — New Jersey is reportedly fast-tracking similar state-level restrictions on paraquat following United States — Vermont's ban.
Importance 30 Sentiment 30
loc
United States — Pennsylvania
United States — Pennsylvania is reportedly fast-tracking similar state-level restrictions on paraquat following United States — Vermont's ban.
Importance 30 Sentiment 30
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