1) Eat brown rice. Yes, brown rice is better for the environment than white rice. It's because brown requires less processing. + Plain white rice has far less Vitamin E, Thiamin, Riboflavin, Niacin, Vitamin B6, Folacin, Potassium, Magnesium, Iron and over dozen other nutrients. Added to that, the dietary fiber contained in white rice is around a quarter of brown rice.