超音速运输机所产生的污染物可以破坏同温层中的臭氧层,结果将引起世界性的气候变化。应美国国会要求,运输部制定了气候影响评定说明书(Climatic.Impact Assessm ent Pro-gram),以评价同温层内这种污染物的威胁。由于主要目标是为食品生产,于是就气候变化对于世界及美国稻米生产的影响进行了估测,专此报告。根据气候和稻作 Pollutants produced by supersonic transporters can destroy the ozone layer in the stratosphere, with the result of a worldwide climate change. At the request of the United States Congress, the Department of Transportation developed the Climatic. Impaction Assessm ent Pro-gram to assess the threat of such contaminants in the stratosphere. Since the main goal is food production, the report examines the impact of climate change on world and US rice production. According to the climate and rice