舒强,萧家仪,赵志军,张茂恒,陈晔,李吉均

• 1:南京师范大学地理科学学院
• 2:兰州大学资源环境学院

摘要(Abstract)：

对苏北盆地XH-1钻孔上部86.5m湖沼相沉积物中碳酸盐含量、磁化率、地化元素比值、孢粉等指标进行了初步研究,苏北盆地近78万年来的古气候环境经历了多次干湿变化,共可划分出11个气候阶段:第I、III、V、VII、IX、XI为相对湿润气候阶段;第II、IV、VI、VIII、X为相对干旱阶段。研究结果与深海氧同位素和我国黄土记录对比结果表明,它们之间的气候演化阶段及变化趋势具有较好可比性,但也存在一定的差异,指示出我国东部季风气候区域气候变化具有全球一致性的同时也存在明显的区域性特征。

关键词(KeyWords)： 气候环境变化;更新世;苏北盆地;江苏

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(No.40501075,40471135,40671193)资助

作者(Author): 舒强,萧家仪,赵志军,张茂恒,陈晔,李吉均

DOI: 10.19839/j.cnki.dcxzz.2010.01.006

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