TY - BOOK AU - Hughart, David TI - Prospects for traditional and non - conventional energy sources in developing countries U1 - 333.953 PY - 1979/// CY - Washington PB - World Bank KW - Biomasa KW - Consumo de Energía KW - Países en Desarrollo N1 - 04295; The paper reviews the prospects for traditional and non - conventional energy sources in the developing countries through 1990. The evidence cited indicates widespread shortages of the traditional fuels on which an estimated one-half of the world's population relies for cooking and other energy needs. Colletion of these fuels, which includes firewood, charcoal, dung, and the inedible portions of agricultural crops, has become in some areas an important demand on the labor and cash resources of low-income groups as well as a threat to the soil resources on which agricultural development depends ER -