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Jones, Philip D.; Wigley, Tom M. L. – Scientific American, 1990
Results from the analysis of land and marine records from the past century are presented. It is indicated that the planet earth has warmed about one-half of a degree celsius. The uncertainty of these measurements and future warming trends are discussed. (CW)
Descriptors: Climate, College Science, Conservation (Environment), Earth Science
Tew, E. James, Jr. – 1984
Adult students taking a dimensional metrology course usually do so to fulfill a need for their present employment, advancement, or expected employment. In order to assure that the quality of training is maintained it has become necessary to investigate alternatives to existing instructional approaches whereby the contents of the course can be…
Descriptors: Adult Education, Higher Education, Industrial Training, Instrumentation