地球大气沙尘含量较百年前增加一倍

• 作者: 无
• 来源期刊: 考试.高考英语版
• 学科: 教育
• 关键词: 《地球大气沙尘含量较百年前增加一倍》 高考英语 英语考试 阅读
• 年，卷（期）: 2011,（3）
• 所属期刊栏目: 报刊文摘
• 页码范围: 11-12
• 分类号: G633.41
• 语种: 中文

摘要

If the house seems dustier than it used to be, it may not be a reflection on your housekeeping skills. The amount of dust in the Earth＇s atmosphere has doubled over the last century, according to a new study. And the increase could be a contributing factor to climate and ecology changes around the world.