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近年来,全球性环境问题日益引起世界各国的关注,美国出于对其国家安全利益的考虑,把与全球变化相关领域的研究作为环境基础科学研究的重要内容,给予高度重视,并制定和实施国家计划。本文以美国国家科学技术委员会下的环境和自然资源委员会发表的报告“我们变化中的地球——1997年的美国全球变化研究计划”为主线,就美国“全球变化研究计划”的目标、研究领域、研究方向等进行概括,介绍了美国环境科学基础研究的一个重要方面,供读者参考。
In recent years, global environmental issues are increasingly attracting the attention of all countries in the world. For its consideration of its national security interests, the United States attaches great importance to the research on areas related to global change as an important part of environmental basic scientific research and has formulated and implemented National plan. Based on the report “Our Changing Earth - US Global Change Research Plan 1997” published by the Committee on Environment and Natural Resources under the National Science and Technology Commission of the United States, this paper reviews the goals and areas of the U.S. Global Change Research Program , Research direction and so on to summarize, introduced the United States, an important aspect of basic research of environmental science for readers reference.