Explores the meaning of professionalism in engineering. Concludes that the most serious problems facing humanity resulting from the practice of mechanical and electrical engineering are the depletion of energy resources and the accompanying degradation of the environment. States a commitment to incorporate these issues into the daily practice of engineering as an ethical standard is the only conclusion that can be reached. Suggests how the engineering profession can adapt and practise this proposed new ethic.

KEYWORDS: year 1996, Energy conservation, environment, engineers, professional personnel