In Monsanto Canada Inc. v. Schmeiser, Monsanto patented a glyphosate resistant gene and cell, creating canola plants that were resistant to the herbicide Roundup.

In response to Cuba's need to import a herbicide known as Plateau, which has yielded extraordinary results in sugar cane plantations in Brazil, the Cuban company QUIMIMPORT attempted to purchase this product from the German company BASF, which had registered the product in Cuba.

Filmmaker Penelope Jagessar Chaffer was curious about the chemicals she was exposed to while pregnant Could they affect her unborn child? So she asked scientist Tyrone Hayes to brief her on one he studied closely atrazine, a herbicide used on corn. Onstage together at TEDWomen, Hayes and Chaffer tell their story.