Title: Nambuk hwanʼgyŏng, enŏji hyŏmnyŏk hwalsŏnghwa chŏllyak yŏnʼgu
Subjects: Economic policy, Environmental policy, Economic aspects of Environmental policy, Korean reunification question (1945- ), Environmental aspects of Korean reunification question (1945- ), Environmental aspects
Places: Korea (South), Korea (North)
Time periods: 1960-1988, 1988-