2007 年 21 巻 4 号 p. 129-134
In order to evaluate feasibility of synthesizing ecological system on Moon and Mars for sustaining human life there, it is required to prepare environment, which enables to support photosynthetic activity of plants. Surface materials, crust over mantle and thin soil layer, are important factor for life. Evolution of surface materials, including weathering of minerals, is compared between Earth, Moon and Mars.