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Banschbach, Valerie S.; Letovsky, Robert – American Biology Teacher, 2010
This article provides both an experiment and a framework for discussion that students can use to compare the efficiency of producing ethanol by using corn versus sugarcane as a raw material.
Descriptors: Food, Fuels, Experiments, Models
Watkins, William H., Ed. – Teachers College Press, 2011
In this timely interdisciplinary volume, William Watkins has brought together leading scholars and activists to address some of the most urgent issues facing public education. What is underneath and behind the language of choice, efficiency, and improvement in current neoliberal discourse? How will urban and poor populations be affected? Will…
Descriptors: Public Education, Educational Change, Politics of Education, Public Policy
Reddy, Amulya K. N.; Goldemberg, Jose – Scientific American, 1990
Described are methods which can be used by developing countries to affordably obtain the energy without ruining the environment. The approaches mix efficient end-use technologies with modest increases in generating capacity. (CW)
Descriptors: College Science, Conservation (Environment), Developing Nations, Efficiency
Fickett, Arnold P.; And Others – Scientific American, 1990
Discussed are advanced technologies which may offer an opportunity to meet the world's future energy needs while minimizing the environmental impact. Savings to both suppliers and consumers are described. International electricity usage is compared. Government standards for the manufacture of electrical products in the United States are…
Descriptors: College Science, Conservation (Environment), Efficiency, Electrical Appliances
Bevington, Rick; Rosenfeld, Arthur H. – Scientific American, 1990
Described are new technologies such as superwindows, compact fluorescent lights, and automated control systems which, when combined with other strategies such as shade trees and light-colored buildings, could reduce building energy expenditures. (CW)
Descriptors: College Science, Conservation (Environment), Efficiency, Electrical Appliances
Gibbons, John H.; And Others – Scientific American, 1989
Discusses the efficient use of energy. Compares reserves and pollutants generated by natural gas, oil, and coal. Points out some alternative energy sources and ways for improving energy efficiency in buildings, industrial processes, and transportation. Describes some problems in developing and developed countries. (YP)
Descriptors: Alternative Energy Sources, Building Operation, Developed Nations, Developing Nations
Werts, Margaret Gessler; And Others – 1991
Designed to be used by practicing teachers, students who are learning to become teachers, and faculty members who instruct such students, this manual describes an instructional manipulation for teaching children with mild disabilities that increases opportunities for learning through the addition of extra information. The technique described uses…
Descriptors: Educational Strategies, Efficiency, Elementary Secondary Education, Feedback