Nihon Gakujutsu Kaigi. Sōkai

• "Ningen to shite no jikaku" ni motozuku "kyōiku" to "kankyō" ryōmondai no tōgōteki kaiketsu o mezashite
• 21-seiki e mukete no enerugī mondai
• Chikyū kankyō mondai
• Ningen wa chikyū to tomoni ikirareru ka
• Nōshi o meguru shomondai
• Shokuryō seisan to kankyō