论文摘要
人类活动引起大气CO2浓度升高导致全球气候变化,给人们生存和发展带来巨大的威胁。本研究对有年际变化的海洋碳通量与气候态的海洋碳通量的分布特征进行对比分析,加深对于碳源汇分布特征的理解。使用有年际变化的海洋碳通量与气候态的海洋碳通量分别驱动大气化学传输模型GEOS-Chem模拟2008至2010年间全球CO2浓度,并将模拟值与9个观测站点CO2浓度比较,以探究海洋碳通量的年际变化对模型模拟CO2浓度的影响。结果表明两种模拟结果在全年的南半球差异较大,而在四个季节中秋季的差异最大。与观测对比得到有年际变化的海洋碳通量模拟的CO2浓度更接近观测资料,模拟准确性更高。
论文目录
文章来源
类型: 期刊论文
作者: ZHANG Shan,TIAN Xiangjun
关键词: 碳源汇,浓度,模型,海洋碳通量
来源: Atmospheric and Oceanic Science Letters 2019年05期
年度: 2019
分类: 基础科学
专业: 海洋学
单位: International Center for Climate and Environment Sciences, Institute of Atmospheric Physics, Chinese Academy of Sciences,College of Earth and Planetary Sciences, University of Chinese Academy of Sciences,Collaborative Innovation Center on Forecast and Evaluation of Meteorological Disasters, Nanjing University of Information Science and Technology
基金: partially supported by the National Key Research and Development Program of China [grant number 2016YFA0600203],the National Natural Science Foundation of China [grant number 41575100]
分类号: P734
页码: 343-348
总页数: 6
文件大小: 1176K
下载量: 30
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