Wylie Wal-Mart takes dramatic steps to conserve energy

With Dallas under an excessive heat warning through 9 p.m. Thursday, Wal-Mart on Highway 78 in Wylie took extraordinary measures this evening to help conserve energy and keep refrigerated foods cold. At first shoppers weren’t sure what to make of the blue,  polyethylene tarps that hung in make-shift fashion over the refrigerated shelves of milk, eggs […]