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Peak oil, biofuels, and long-term food security

机译:峰值石油,生物燃料和长期粮食安全

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Recent oil prices escalations, current production of biofuels from food, and rising food prices have caused an awareness of a potential conflict between biofuel production and food availability. Biofuels could help countries reduce their dependence on imported oil and biofuels could lead to some reductions in CO_2 emissions. For such reasons governments have stimulated research and development and subsidized biofuel production. In this study we use a simulation model to study how markets for oil, biofuel, and food may interact and develop in the long run as world oil production peaks and starts to decline due to resource depletion. We hypothesize that a shortage of oil will make biofuels highly profitable, lead to a take-off for the biofuel industry, and lead to food shortages and starvation. We do not reject this hypothesis. A number of proposed policies turn out to delay rather than cure the problem. A better policy is to develop alternative energy sources that do not require agricultural land. In addition one should consider building support for a ban on biofuel production requiring such land.
机译:最近的石油价格上涨,目前以粮食生产生物燃料以及粮食价格上涨,引起人们对生物燃料生产与粮食供应之间潜在冲突的认识。生物燃料可以帮助各国减少对进口石油的依赖,生物燃料可以减少二氧化碳的排放。由于这些原因,政府刺激了研发并为生物燃料生产提供了补贴。在这项研究中,我们使用一个仿真模型来研究石油,生物燃料和食品的市场如何在长期内相互作用和发展,因为世界石油产量达到峰值并由于资源枯竭而开始下降。我们假设石油短缺将使生物燃料高利润,导致生物燃料产业腾飞,并导致粮食短缺和饥饿。我们不拒绝这个假设。事实证明,许多提议的政策是延迟而不是解决问题。更好的政策是开发不需要农业用地的替代能源。另外,应该考虑为禁止使用此类土地的生物燃料生产提供支持。

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