ScottBall_FoodDesertAugusgt2015-2-4

Racks of assorted snacks on display at Express Mart #4. Photo by Scott Ball.

Processed foods, generally low in micronutrients but rich in calories and carbohydrates, are often cheaper and more convenient than their plant-based counterparts. Credit: Scott Ball / San Antonio Report

Racks of assorted snacks on display at Express Mart #4. Photo by Scott Ball.