The International Environmental Education Programme (IEEP) of UNESCO has developed a series of modules dealing with teacher training in environmental education. This module provides the contents of an experimental teacher training course in environmental education for the in-service training of elementary school teachers and administrators. The units in the document include: (1) the objectives of the module; (2) statements of the need for environmental education and background information on international efforts in environmental education since the Stockholm conference of 1972; (3) basic information about the environment (including descriptions of ecological systems and principles); (4) examples of environmental problems, along with a discussion of the sociocultural factors behind them and some possible solutions; (5) an explanation of several teaching methodologies in environmental education, with a special emphasis on problem solving; (6) experiments and teaching activities; (7) evaluation strategies; and (8) considerations for curriculum development, implementation and management. A bibliography and a glossary of terms are included. (TW)