摘要
In this universe, the earth is a unique breeding ground for living beings. It bares the evolutions, sustains the survival and enriches the development of human species. The studies of history have indicated that minute changes of the earth＇ s environment may have caused great impacts on the vulnerable balanced ecological systems, endanger the living conditions for human beings and associated cultures. Thus, understanding the nature＇s governing rules of the earth, and clarifying its fundamental laws of sciences are everlasting research topics for the human pursuits.
In this universe, the earth is a unique breeding ground for living beings. It bares the evolutions, sustains the survival and enriches the development of human species. The studies of history have indicated that minute changes of the earth＇ s environment may have caused great impacts on the vulnerable balanced ecological systems, endanger the living conditions for human beings and associated cultures. Thus, understanding the nature＇s governing rules of the earth, and clarifying its fundamental laws of sciences are everlasting research topics for the human pursuits.
