一、前言说起旱灾,反映在人们头脑中的常是“赤地千里,饿殍遍野”农业失收的饥馑景象。至于旱灾将给城市带来的灾难,却还没有引起人们的重视。从近十年来山东省、我国北方及沿海的一些城市供水紧张所引起的一系列问题表明,随着现代社会经济的发展,城市对水的依赖性越来越强烈;一旦遭遇大旱,居民生活、工业生产和生态环境都要受到严重破坏。为防 First, the preface Speaking of drought, reflected in the minds of people often “hungry thousands of miles, hungry everywhere” hunger scene of agricultural loss. As for the disaster that the drought will bring to the city, it has not drawn the attention of people. From a series of problems caused by water shortage in Shandong Province, some cities in northern China and the coastal areas in the past decade, it shows that with the development of modern society and economy, cities rely more and more on water. In the event of drought, residents’ living conditions , Industrial production and ecological environment have to be severely damaged. To prevent