The warmest year 2015 in the instrumental record and its comparison with year 1998

被引：0

作者：

ZHANG Chao ^{[1
,2
,3
]}

LI Shuanglin ^{[2
,3
,4
]}

WAN JiangHua ^{[5
]}

机构：

[1] Plateau Atmosphere and Environment Key Laboratory of Sichuan Province,College of Atmospheric Sciences,Chengdu University of Information Technology

[2] lnstitute of Atmospheric Physics,Chinese Academy of Sciences

[3] Climate Change Research Center,Chinese Academy of Sciences

[4] Department of Atmospheric Science,China University of Geosciences,Wuhan,China

[5] National Climate Center,China Meteorological Administration

来源：

AtmosphericandOceanicScienceLetters | 2016年 / 9卷 / 06期

关键词：

SATA; 2015最热年; EEMD;

D O I：

暂无

中图分类号：

P468.021 []; P467 [气候变化、历史气候];

学科分类号：

0706 ; 070601 ;

摘要：

本文利用CRU、NASA和NOAA的近地面气温异常(SATA)数据,对比分析了2015年和1998年的温度异常分布特征,证实了2015年是有观测记录以来温度最暖的一年,并进一步利用EEMD方法探讨了不同时间尺度对2015年温度异常的贡献以及其温度最暖的形成原因。结果表明,年代际及其以上的时间尺度和长期增暖趋势对2015年年平均SATA贡献为0.64°C,远远大于与ENSO信号相关的年际时间尺度的贡献(为0.1°C),说明长时间尺度和全球长期变暖趋势对2015年温度异常的形成有重要贡献。

引用

页码：487 / 494

页数：8

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