Glyphosate has low ecotoxicity compared to other common herbicides

Acute toxicity levels according to Cornell University's Environmental Impact Quotient for the top herbicides applied to corn, soy, cotton and wheat.

Top 5 herbicides included for corn, soybean, cotton, spring wheat, and winter wheat for the most recent year USDA reports data. Labels of practically non-toxic, slightly, moderately, highly, and very highly correspond to values of 1, 2, 3,  4, and 5 in the Environmental Impact Quotient Pesticide Table, last updated August 2025.
Chart: The Breakthrough InstituteSource: Cornell Environmental Impact QuotientGet the dataCreated with Datawrapper