Economic decision making based upon changing concepts of value is examined. Environmental protection and natural resource scarcity are emphasized as growing concerns in determining value. (DE)

Discussed is the continual depletion of the world's natural resources and the plea of conservationists. An examination of the dialectic nature/nurture controversy is used to see whether this may account for the state of disharmony recorded between man and nature. (KR)

In discussing the human and cultural implications of scientific discoveries and knowledge, the biological concept of carrying capacity is explored. Maintaining that human beings are truly animals answering to principles that govern all animals, the author addresses the need for human populations to work within the context of culture and carrying…