人类对自然资源的开发利用,都存在着合理性与不合理性这样一对截然相反的利用原则。合理利用自然资源就可以使我们的工作主动,发展顺利,持续而稳步地提高;否则,就会使资源枯竭,工作被动、停止或倒退,甚至造成不可弥补的损失或带来不可予料的灾难。水资源存在着这个问题,土地、矿藏、草原等也都存在这个问题。对森林来 Humans have the opposite and opposite principles of rationality and irrationality in the exploitation and utilization of natural resources. Rational utilization of natural resources can make our work proactive, smooth and steady and steadily increase. Otherwise, resources will be exhausted, our work will be passive, stopped or regressed, causing irreparable damage or unexpected disasters . This problem exists in water resources, and there are also problems in land, mineral resources and grasslands. Come to the forest