The U.S. Environmental Protection Agency (EPA) is weighing whether or not to ban a pesticide used at tens of thousands of farms across the U.S. that has been linked to brain damage in children. The pesticide in question — chlorpyrifos — has been used in the U.S. since 1965 to protect crops such as berries, nuts, citrus and vegetables. Anyone can be exposed to the pesticide through the food they eat, but farmworkers and those living near farms that use chlorpyrifos are at a higher risk of exposure. The use of chlorpyrifos in homes was largely banned in 2000 and…