抄録
In this paper the author discussed the Bio-energy aspect from the forest resources and forestry. First the characteristics of the wood fuel as the bio-energy are defined and second the relationship between energy supply amount and fuel price are denoted. Third the utilization types of wood fuel in Japan and foreign countries are summarized. Fourth the amount and distribution of wood fuel are estimated in case of Kyushu Island. And fifth the problems are denoted in the utilization of wood fuel in Japan. For developing the utilization of Bio-energy, especially wood fuel in Japan, many people and researchers are needed to participate to this project.