我于环境和生态保护的觉悟很晚,对资源和环境的保护和利用,更是外行。但我知道这一切都与人类的生存息息相关。有关整个人类的话题,我也说不上。我只说一件可能是微观又微观的,也许只涉及人类中很少地区很少数人的一件事,搁在我心上二十多年,非说不可了。在70年代,我曾一度跟着地质队活动,长了许多知 My awareness of environmental and ecological protection is very late, and the protection and utilization of resources and the environment are even more absurd. But I know that all this is closely related to the survival of mankind. I can not tell you the whole topic of humanity. I can only say one thing that may be microscopic and microscopic, perhaps involving only a small number of people in very few areas of humankind. It should not be forgotten in my mind for more than 20 years. In the 70s, I once followed the activities of the geological team, a lot of knowledge