Chapter 2 of the Working Group I Contribution to the IPCC Sixth Assessment Report - data for Figure 2.38 (v20221115)

Data for Figure 2.38 from Chapter 2 of the Working Group I (WGI) Contribution to the Intergovernmental Panel on Climate Change (IPCC) Sixth Assessment Report (AR6). Figure 2.38 shows indices of multi-decadal climate variability from 1854-2019 based upon several sea surface temperature data products. --------------------------------------------------- How to cite this dataset --------------------------------------------------- When citing this dataset, please include both the data citation below (under 'Citable as') and the following citation for the report component from which the figure originates: Gulev, S.K., P.W. Thorne, J. Ahn, F.J. Dentener, C.M. Domingues, S. Gerland, D. Gong, D.S. Kaufman, H.C. Nnamchi, J. Quaas, J.A. Rivera, S. Sathyendranath, S.L. Smith, B. Trewin, K. von Schuckmann, and R.S. Vose, 2021: Changing State of the Climate System. In Climate Change 2021: The Physical Science Basis. Contribution of Working Group I to the Sixth Assessment Report of the Intergovernmental Panel on Climate Change [Masson- Delmotte, V., P. Zhai, A. Pirani, S.L. Connors, C. Péan, S. Berger, N. Caud, Y. Chen, L. Goldfarb, M.I. Gomis, M. Huang, K. Leitzell, E. Lonnoy, J.B.R. Matthews, T.K. Maycock, T. Waterfield, O. Yelekçi, R. Yu, and B. Zhou (eds.)]. Cambridge University Press, Cambridge, United Kingdom and New York, NY, USA, pp. 287–422, doi:10.1017/9781009157896.004. --------------------------------------------------- Figure subpanels --------------------------------------------------- The figure has two panels with data provided for all panels. --------------------------------------------------- List of data provided --------------------------------------------------- - AMV.nc contains Atlantic Multidecadal Variability (AMV) index from COBE, ERSST, HADI and KAPL. - PDV.nc contains PDV index from COBE, ERSST, HADI and KAPL. Data acronyms: COBE [Objective Analyses of Sea-Surface Temperature and Marine Meteorological Variables for the 20th Century using ICOADS and the Kobe Collection]. ERSST [NOAA Extended Reconstructed Sea Surface Temperature]. HADI [Hadley Centre Sea Ice and Sea Surface Temperature data set]. KAPL [Kaplan Extended SST]. --------------------------------------------------- Data provided in relation to figure --------------------------------------------------- Upper panel: - Data file: AMV.nc (10-year-filtered, yearly data, 1854-2019) Lower panel: - Data file: PDO.nc (10-year-filtered, yearly data, 1854-2019) In all the cases: - Blue line corresponds to COBE data set - Red correspinds to ERSST data set - Skyblue corresponds to HADI data set - Green corresponds to KAPL data set All sources in every nc file are arranged in columns 1 to 4, respectively. --------------------------------------------------- Sources of additional information --------------------------------------------------- The following weblinks are provided in the Related Documents section of this catalogue record: - Link to the figure on the IPCC AR6 website - Link to the report component containing the figure (Chapter 2) - Link to the Supplementary Material for Chapter 2 - Link to code for figure (archived on Zenodo)

本数据集为政府间气候变化专门委员会（Intergovernmental Panel on Climate Change, IPCC）第六次评估报告（Sixth Assessment Report, AR6）第一工作组（Working Group I, WGI）贡献内容第二章中图2.38的配套数据。图2.38展示了基于多套海表温度数据产品得到的1854年至2019年年代际气候变率指数。

### 数据集引用方式
引用本数据集时，请同时包含下方“可引用标识”中的数据引用，以及该图表所属报告章节的如下引用：
Gulev, S.K., P.W. Thorne, J. Ahn, F.J. Dentener, C.M. Domingues, S. Gerland, D. Gong, D.S. Kaufman, H.C. Nnamchi, J. Quaas, J.A. Rivera, S. Sathyendranath, S.L. Smith, B. Trewin, K. von Schuckmann, and R.S. Vose, 2021: Changing State of the Climate System. In Climate Change 2021: The Physical Science Basis. Contribution of Working Group I to the Sixth Assessment Report of the Intergovernmental Panel on Climate Change [Masson-Delmotte, V., P. Zhai, A. Pirani, S.L. Connors, C. Péan, S. Berger, N. Caud, Y. Chen, L. Goldfarb, M.I. Gomis, M. Huang, K. Leitzell, E. Lonnoy, J.B.R. Matthews, T.K. Maycock, T. Waterfield, O. Yelekçi, R. Yu, and B. Zhou (eds.)]. Cambridge University Press, Cambridge, United Kingdom and New York, NY, USA, pp. 287–422, doi:10.1017/9781009157896.004。

### 图表子面板说明
本图表包含两个子面板，所有子面板均提供配套数据。

### 提供的数据清单
- `AMV.nc`：包含来自COBE（Objective Analyses of Sea-Surface Temperature and Marine Meteorological Variables for the 20th Century using ICOADS and the Kobe Collection）、ERSST（NOAA Extended Reconstructed Sea Surface Temperature）、HADI（Hadley Centre Sea Ice and Sea Surface Temperature data set）和KAPL（Kaplan Extended SST）数据集的大西洋多年代际变率（Atlantic Multidecadal Variability, AMV）指数。
- `PDV.nc`：包含来自上述四套数据集的PDV指数。

### 数据缩写说明
COBE：基于ICOADS与神户馆藏的20世纪海表温度与海洋气象变量客观分析数据集
ERSST：美国国家海洋和大气管理局扩展重建海表温度数据集
HADI：哈得来中心海冰与海表温度数据集
KAPL：卡普兰扩展海表温度数据集

### 图表对应数据
上方面板：
- 数据文件：`AMV.nc`（经10年滤波的年度数据，时间范围1854–2019年）
下方面板：
- 数据文件：`PDO.nc`（经10年滤波的年度数据，时间范围1854–2019年）
所有数据系列：
- 蓝色曲线对应COBE数据集
- 红色曲线对应ERSST数据集
- 天蓝色曲线对应HADI数据集
- 绿色曲线对应KAPL数据集
每个nc文件中的数据源按顺序排列在第1至4列。

### 附加信息来源
本目录记录的相关文档部分提供了以下网页链接：
- IPCC AR6官网图表链接
- 包含该图表的第二章报告内容链接
- 第二章补充材料链接
- 图表代码链接（存档于Zenodo平台）