【日本《朝日新闻》2004年7月15日报道】 据核燃料循环开发机构推算,如果把乏燃料埋藏于地下进行直接处置,那么与进行回收利用的核燃料循环相比,其处置场的面积将约为后者的4倍。原通产省没有公布直接处置的成本比较低的推算结论。日本原子能委员会准备修订原子能长期利用计划 [Japan’s Asahi Shimbun reported on July 15, 2004] According to projections by the nuclear fuel cycle development agency, if spent fuel is buried underground for direct disposal, the disposal area of ​​the nuclear fuel cycle will be about 4 times for the latter. The Ministry of International Cooperation and put toothache did not announce the conclusion that the cost of direct disposal is relatively low. Japan Atomic Energy Commission plans to amend long-term use of atomic energy plans