Advances in Earth Science ›› 1995, Vol. 10 ›› Issue (1): 47-56. doi: 10.11867/j.issn.1001-8166.1995.01.0047

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"GEOCENTRIC THEORY" OF CLIMATE CHANGE —a New Perspective on Short-term Climate Change

Tang Maocang, Gao Xiaoqing   

  1. Lanzhou Institute of Plateau Atmospheric Physics,Chinese Academy of Sciences, Lanzhou  730000
  • Received:1994-05-03 Revised:1994-07-20 Online:1995-02-01 Published:1995-02-01

Tang Maocang, Gao Xiaoqing. "GEOCENTRIC THEORY" OF CLIMATE CHANGE —a New Perspective on Short-term Climate Change[J]. Advances in Earth Science, 1995, 10(1): 47-56.

    After reviewing the history of short-term climate prediction study, the paper proposed a new method for predicting short-term climate change by using Earth-atmosphere coupled model which is centered in geosphere (including crust, mantle and core).
    In sub-systems of Earth-system, geosphere is 103 times in quality of hydrosphere, 106 times of atmosphere, 108 times of biosphere. Geosphere is 99. 9% in quality of all sub-systerns of Earth-system. There are various time scale vibrations in geosphere (especially in lithosphere).All these vibrations affect atmosphere inevitably. For the changes of time scale shorter than 10-2 years in atmosphere, the rate of energy dissipation of atmosphere is much more bigger than the rate of energy supplying from lithosphere to atmosphere. So, in these time scales, atmosphere may be considered as an isolated system approximately. But for 10-1~101 years short-term climate change, does geosphere act as dominate factor? The paper had given some results to show that the basic cause of short-term(10-1~101 years) climate change is in the solid Earth, and atmosphere is in response state. And climate change is the reflection of change of Earth-system in atmosphere. It is called "geocentric theory" of climate change.
    In order to construct a new prediction system based on this theory. Three proposals had been suggested, 1)enlarging data observating and collecting system;2)developing a new Earth-atmosphere coupled model based on mantle dynamics as main part;3)keeping the unity of theory and practice, deepening our understanding, finally, developing unmerical model.

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