Summarizes the history of the study of global warming and includes a discussion of the role of gases, like carbon dioxide, methane, and chlorofluorocarbon (CFC). Discusses modern research on the global warming, including computer modelling and the super-greenhouse effect. (YP)

Discusses issues related to the missions of national laboratories as well as to the quality of their staffs. Indicates that although dilemmas exist within these institutions, an examination of such issues as management problems and institutional goals and activities may lead to an improvement of these national resources. (JN)