Watch The World According to Monsanto for Free: How to Stream the Movie Online at 123Movies. . Monsanto is the world leader in genetically modified organisms (GMOs), as well as one of the most controversial corporations in industrial history. This century-old empire has created some of the most toxic products ever sold, including polychlorinated biphenyls (PCBs) and the herbicide Agent Orange. Based on a painstaking investigation, The World According to Monsanto puts together the pieces of the company’s history, calling on hitherto unpublished documents and numerous first-hand accounts.