Abstract: According to the data from the Carbon Dioxide Information and Analysis Center(CDIAC), World Bank and World Resources Institute(WRI), the average incremental emissions from fossil fuels and emissions per capita(1986-1991)and the largest incremental emitters of carbon dioxide(1986-1991)were introduced. Carbon dioxide emissions from fossil fuels per constant unit GNP(1987)was also presented.

Key words: Pinus tabulaeformis plantation, closetonatural forest management, seedling regeneration, stand growth, species diversity, soil characteristics.