Background: At the beginning of human history, we had to satisfy our energy needs (for food, heat and movement) by using our own muscle power and gathering or hunting naturally available plants, animals and wood. Each stage in the evolution of human society (the development of farming, domestication of animals, harnessing of wind and water power) increased the average per capita energy use, but it was the Industrial Revolution and the exploitation of fossil fuels …showed first 75 words of 1562 total…

…showed last 75 words of 1562 total…the key. Bibliography: Benarde, M. A., 1992, Global Warning... Global Warming, John Wiley & Sons, Inc., 52-65. Goudie, A., 1994, The Human Impact on the Natural Environment, Cambridge: The MIT Press, 301-7. Kraushaar, J. J. & Ristinen, R. A., Energy and Problems of a Technical Society, John Wiley & Sons, Inc., 394-400. Myers, N., 1994, The Gaia Atlas of Planet Management, London: Gaia Books Limited, 96-113. Tolba, M. K., 1992, The World Environment 1972-1992, London: Chapman & Hall, 61-71.