Wood fuel also is used to varying extent in the commercial , agricultural and industrial sectors , including in some large - scale industries . About 80 percent of all the wood cut in developing countries is used as fuel .

FUEL AND POWER FOR RURAL COMMUNITIES IN THE THIRD WORLD CEGET - UNU WORKSHOP MAY 5-9 , 1980 THE IMPORTANCE OF FUELWOOD ... in appropriate locations , with full participation of local people and suitably integrated with agri- culture .

The need by ever - increasing popu- lation for cooking and heating fuel has led to a widely recognized fuelwood crisis in the Third World . This crisis involves both the rural folk and the larger and larger clusters of urban populations ...

CR - INFORAT · BAUER , J .; SALAZAR F. , R. Wood fuel production techniques and research in developing countries ( with ... The people presently involved in fuelwood harvesting , especially if aimed at the market , often do not ...

2 / Together these materials may account for 20-25 percent of total energy consumption in the developing world . About three quarters of the populations of these countries use these materials primarily for cooking . As fuelwood supplies ...

gas and oil . Among the most valuable forms of biomass energy from agriculture is the annual production of some 1,600 ... 2 / Together these materials may account for 20-25 percent of total energy consumption in the developing world .

In the developing countries , since most rural populations are agriculturalists or survive on land resources , various ... agro - forestry systems for fuel - wood and soil conservation , live tree barriers for soil conservation etc.

Also the components used in chapter 3 for illustration of the term sustainability , soil fertility and use of energy ... e.g. when fuel is derived from wood and plants ( firewood , alcoholic gasoline from sugar cane ) , or when animal ...