TY - BOOK AU - Waterman, Wendell W. TI - Overview of energy supply and demand U1 - 333.953 PY - 1977/// CY - Florida PB - Institute of Gas and Technology KW - Abastecimiento de Energía KW - Consumo de Energía N1 - El artículo es parte de: Clean fuels from biomass and waste; 02850; The objective of this paper is to review available data on present and future energy sources. This will include the reserves of depletable resource form which energy can be drawn, the projected life - spans of such resources, and the contribuion tan can be foreseen non - depletable source of energy ER -