沧海桑田——中国的沙尘暴、气溶胶与全球生物地球化学循环

被引:3
作者
庄国顺
机构
[1] 北京师范大学
关键词
气溶胶浓度; 人为源; 二价铁; 硫酸盐气溶胶; 生物地球化学循环; 沙尘暴;
D O I
暂无
中图分类号
X51 [大气污染及其防治];
学科分类号
0706 ; 070602 ;
摘要
<正> 研究生物地球化学即研究大气圈、水圈、地圈、生物圈以及人类圈之间的生物地球化学平衡对于人类自身具有生死攸关的重大意义。地壳中的各种岩石在大气和水的长期作用下不断地形成了土壤。地球表层的土壤在包括雨水、河水、地下水的水圈的侵蚀和冲刷作用下不仅破坏了表层中包括生物圈在内的各种生态平衡,并经由河流等各种途径把土
引用
收藏
页码:38 / 42
页数:5
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