人类有两大实践活动,一是对大自然与社会关系的实践,二是对自我的实践。人类正是凭着这两大实践来开发大自然和开发自我。然而,特别是近百十年来人类的实践遇到了自然的严重报复,面临着深刻的矛盾。一个明显的事实是,在科技进步和生产力发展的同时,我们居住的这个星球受到了空前的破坏,大气污染,资源浪费,臭氧层出现空洞,人为的自然灾害频繁,生物多样性失衡……对于这种生态恶化,自然保护部门竖起了一块高 There are two major human activities, one is the practice of the relationship between nature and society, and the other is the practice of self. It is with these two major practices that mankind has developed nature and developed itself. However, human beings have experienced serious retaliation in nature in the last hundred years and are facing profound contradictions. The obvious fact is that while the progress of science and technology and productive forces are developing, the planet inhabited by us has suffered unprecedented destruction. Air pollution, waste of resources, vacancy in the ozone layer, frequent natural man-made disasters and unbalanced biodiversity ... For this Ecological deterioration, the natural protection department erected a high