人们常说万物生长靠太阳,然而沙漠地带阳光充足,热能丰富,却只有极稀少的奇特生物存在,最主要的原因就是没有水。水与人天天接触,不断被饮、用,但却常常不受人注意,在人们的印象里,它是廉价、最丰富、随手可得的东西,因而对它的过去、现在和将来已经产生或可能产生的矛盾和问题,往往不轻易作认真的分析研究,实际上,可以说对它既熟悉又生疏,极可能由于误解而低估了水资源管理工作的重要性。这里,仅就收集到的一些零星材料,谈谈 People often say that everything grows by the sun. However, the most important reason why there is plenty of sunshine and abundant heat in the desert is that there is no water. Water comes in contact with people daily, continuously being used and consumed, but often unnoticed, and in people’s minds it is cheap, richest and readily available, and thus has been produced for its past, present and future In fact, it can be said that it is both familiar and unfamiliar. It is very likely that it has underestimated the importance of water resources management due to misunderstanding. Here, just to collect some sporadic materials, talk