The United States grows 75 percent of the world's GM crops. More than 40 percent of the corn, 50 percent of the cotton, and 45 percent of the soybeans grown in the United States in 1999 were genetically modifyied. The ingredients from these crop-especially soy, which is used in many products-show up in a lot of the food we eat, from pizza, cookies, pasta, ice cream, and potato chips to soup. Are GM foods safe for our health and the environment? So far, there is no evidence that