我们正处在一个飞速发展的时代,发达国家的工业化进程己基本完成,正在步入信息化时代,而发展中国家已经或将要进入大规模的现代工业化、现代农业化建设,城市化进程也在加快。人类几乎在所有的领域影响着大自然系统,从显微镜所看到的微观世界到宏观的宇宙天体。经济的快速发展和大规模的工业、农业现代化和大量合成化学产品的生产和使用,化石 We are in a period of rapid development. The industrialized process of the developed countries has basically been completed and is now entering the information age. The developing countries have or will have to enter a large-scale modern industrialization and modern agricultural construction. The process of urbanization is also under way. accelerate. Human beings influence the system of nature in almost all fields, from the microscopic world to the macroscopic universe. The rapid economic development and large-scale industrial, agricultural modernization and a large number of synthetic chemical products production and use of fossils