The air had grown thin and cold; the large cities had been plundered and abandoned; the great simoom pole-to-pole dust storms had reappeared; plague and pestilence stalked the icy deserts, decimating—or worse—the last bands of nomads descended from the once noble race of Martians; and little more than spindly brandy cactus now grew where the great apple orchards and fields of bradberries had long ago flourished.