the world energy supply be increased, particularly if the aspiration of some areas are to be met without jeopardizing the living standards of others It is now recognized that the supply of the conventional fuels coal, oil(petroleum), natural gas, Uranium,and fuel wood s limited and insufficient to sustain rapid exact length of time available before the effects of a world rates of development. Although there may be debate about the wide shortage become apparent, there is agreement that such a shortage will occur. It is only a matter of time: in the case of oil, for example, the debate is not about whether, but about when oil production will peak. The worlds long, nearly total dependence on fossil fuels and hydroelectricity ensures that efforts to solve energy problems by switching to alternative sources will have to overcome a great deal of intertia. both economic and psychological Text A of Unit 9 By Yang XiangfangText A of Unit 9 By Yang Xiongfang the world energy supply be increased, particularly if the aspiration of some areas are to be met without jeopardizing the living standards of others. It is now recognized that the supply of the conventional fuels ——— coal, oil(petroleum), natural gas, Uranium, and fuel wood —— is limited and insufficient to sustain rapid rates of development. Although there may be debate about the exact length of time available before the effects of a world wide shortage become apparent, there is agreement that such a shortage will occur. It is only a matter of time; in the case of oil, for example, the debate is not about whether, but about when oil production will peak. The world’s long, nearly total dependence on fossil fuels and hydroelectricity ensures that efforts to solve energy problems by switching to alternative sources will have to overcome a great deal of intertia, both economic and psychological