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Direct and indirect effects of solar variations on stratospheric ozone and temperature
  • ISSN号:0023-074X
  • 期刊名称:Chinese Science Bulletin
  • 时间:2013.5.3
  • 页码:3840-3846
  • 分类:P467[天文地球—大气科学及气象学] P421.33[天文地球—大气科学及气象学]
  • 作者机构:[1]Key Laboratory of Semi-Arid Climate Change, Ministry of Education, College of Atmospheric Sciences, Lanzhou University, Lanzhou 730000, China, [2]Institute for Climate and Atmospheric Science, School of Earth and Environment, University of Leeds LS1 3HE, UK, [3]Key Laboratory of Middle Atmosphere and Global Environment Observation, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing 100029, China
  • 相关基金:This work was supported by the National Basic Research Program of Chi- na (2010CB428604) and the National Natural Science Foundation of Chi- na (41175042 and 41225018). We acknowledge computing resources and time on the Supercomputing Center of Cold and Arid Region Environment and Engineering Research Institute of Chinese Academy of Sciences.
  • 相关项目:平流层准两年振荡对平流层对流层物质交换的影响
中文摘要:

我们使用了一个充分联合的化学气候模型(WACCM ) 调查 11a 的直接、间接的效果的相对重要性同温层的温度和臭氧上的太阳的变化。尽管模型不包含伪二年的摆动(QBO ) ,使用修理海表面温度(SST ) ,它能生产一秒最大的太阳的反应在热带更低同温层(TLS ) 约 0.5 K 的温度和臭氧并且 3% 分别地。在 TLS,太阳光谱在化学计划的变化比的起一个更重要的作用太阳光谱在在产生温度和臭氧回答的放射计划的变化。太阳的变化的化学效果在在 TLS 导致臭氧异例的酒商水虫(BD ) 发行量引起重要变化。模型模拟也在在温度和臭氧回答之间的上面的平流层显示出否定反馈。建模的臭氧和温度时间系列的小浪分析表明在化学、放射的效果引起的臭氧和温度的最大的太阳的回答在上面的平流层发生在不同高度。分析也两个都证实那直接放射、间接的臭氧反馈效果在在上面的同温层的温度产生太阳的回答是重要的,尽管太阳光谱在化学计划的变化在上面的同温层的温度给最大的太阳的周期力量。

英文摘要:

We have used a fully coupled chemistry-climate model (WACCM) to investigate the relative importance of the direct and indirect effects of 1 la solar variations on stratospheric temperature and ozone. Although the model does not contain a quasi-biennial os- cillation (QBO) and uses fixed sea surface temperature (SST), it is able to produce a second maximum solar response in tropical lower stratospheric (TLS) temperature and ozone of approximately 0.5 K and 3%, respectively. In the TLS, the solar spectral vari- ations in the chemistry scheme play a more important role than solar spectral variations in the radiation scheme in generating temperature and ozone responses. The chemistry effect of solar variations causes significant changes in the Brewer-Dobson (BD) circulation resulting in ozone anomalies in the TLS. The model simulations also show a negative feedback in the upper strato- sphere between the temperature and ozone responses. A wavelet analysis of the modeled ozone and temperature time series re- veals that the maximum solar responses in ozone and temperature caused by both chemical and radiative effects occur at different altitudes in the upper stratosphere. The analysis also confirms that both the direct radiative and indirect ozone feedback effects are important in generating a solar response in the upper stratospheric temperatures, although the solar spectral variations in the chemistry scheme give the largest solar cycle power in the upper stratospheric temperature.

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期刊信息
  • 《科学通报》
  • 北大核心期刊(2011版)
  • 主管单位:中国科学院
  • 主办单位:中国科学院
  • 主编:周光召
  • 地址:北京东黄城根北街16号
  • 邮编:100717
  • 邮箱:csb@scichina.org
  • 电话:010-64036120 64012686
  • 国际标准刊号:ISSN:0023-074X
  • 国内统一刊号:ISSN:11-1784/N
  • 邮发代号:80-213
  • 获奖情况:
  • 首届国家期刊奖,中国期刊方阵“双高”期刊,第三届中国出版政府奖
  • 国内外数据库收录:
  • 美国化学文摘(网络版),美国数学评论(网络版),美国工程索引,日本日本科学技术振兴机构数据库,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),中国北大核心期刊(2000版)
  • 被引量:81792