90年代，因干旱而贫困，更因贫困而闻名于世的宁夏西海固地区旱魔肆虐。连年大旱，庄稼绝产、人畜断水，山川一片苍凉，处处可见焦黄的山丘、干裂的河沟。觅不到食物的麻雀绝望地离开家园，一群群沿著铁路线迁徙异地他乡；找不到水的鸽子因干渴扑地而死……面对大早的威胁，焦 In the 1990s, the drought in the Xihaigu area, poor and dying due to drought, was also raging. Year after year drought, crop junk, human and animal water, mountains desolate, everywhere the yellow hills, cracked river ditch. Sparrows who can not find food left home desperately, and groups of people migrated to other places along the railway line. Pigeons that could not find water died due to thirst. In the face of the threat of early morning, the coke