【摘 要】
：
使用RegCM2区域气候模式单向嵌套澳大利亚CSIRO R21L9全球海-气耦合模式,通过将中国区域植被覆盖由理想状况改变为实际状况的数值试验对比分析,探讨了当代中国土地利用变化对
【机 构】
：
Institute of Atmospheric Physics,National Climate Center,The Abdus Salam International Center for Th
【基金项目】
：
This research was supported by the National Natural Science Foundation of China under Grant No;the Interaction between Climate and Vegetation of the Hundred Talents Project of the Chinese Academy of S
论文部分内容阅读
使用RegCM2区域气候模式单向嵌套澳大利亚CSIRO R21L9全球海-气耦合模式,通过将中国区域植被覆盖由理想状况改变为实际状况的数值试验对比分析,探讨了当代中国土地利用变化对中国区域气候的影响,并对结果进行了统计显著性检验.研究表明,土地利用的变化,会导致我国西北等地区年平均降水减少,导致年平均气温在内陆部分地区升高和在沿海个别地区降低,引起许多地方夏季H平均最高气温升高,而冬季日平均最低气温则在我国东部部分地区降低的同时在西北地区升高,土壤湿度的变化表现为大范围的降低.研究同时表明,相同的土地变化在不同的地理环境下引起的气候要素变化有一定的不一致性.
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