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Global Standardized Precipitation-Evapotranspiration Index (SPEI) 1901-2021
  • 2026/06/16 01:54
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English name
Global Standardized Precipitation-Evapotranspiration Index (SPEI) 1901-2021
Share type
Open Access
Category
Meteorology
contributors
li tao
Datasets description

<p>The SPEI data is from the Global SPEI Database (SPEIbase v2.9), which is generated based on the Climate Research Unit Time Series Version 4.07 (CRU TS 4.07) dataset. </p>

Base information
data size 358.7 MiB
data format netCDF file
Coordinate system WGS84
Projection WGS84
Data thumbnail
Data source description

Global SPEI Database (SPEIbase v2.9)

Data processing method

Data quality description

Citations and annotations
In order to protect the rights and interests of the platform's scientific and technological resources, expand the services of the platform center, and enhance the application potential of scientific and technological resources, resource users are requested to mark and quote the research results (including published papers, treatises, data products, unpublished research reports, data products, etc.) generated by the use of resources in the following manner.

For the achievements published in English, please refer to the following specifications： The dataset is provided by Arid Land Ecology and Resources Science Data Center. (https://data.dcxjegi.cn).

Data reference
li tao. Global Standardized Precipitation-Evapotranspiration Index (SPEI) 1901-2021. Arid Land Ecology and Resources Science Data Center(https://data.dcxjegi.cn), 2026.
Papers to be cited
  1. Li Tao, Song Fengjiao, De Cock Andrée, De Maeyer Philippe, Bao Jiayu, Yuan Ye, Naibi Sulei, Bao Anming, Ho Long Tuan, Goethals Peter. Global disparities in rural and urban population exposure to compound drought and heatwave events[J]. NPJ Climate & Atmospheric Science, 2025, 8, (1).
    Reference format： Endnote Bibtex RIS
license agreement
Creative Commons License   This work is licensed under a Creative Commons Attribution 4.0 International License.
# title file size
1 spei01.nc 358.7 MiB
How to get the data 
It can be downloaded directly or via FTP, and it is recommended to download large data sets via FTP.
east 
west 
south 
north 
Export metadata
Service information
contacts:
Li jin
phone:
0991-7823121
mailbox:
datacenter@ms.xjb.ac.cn
Contact information
contributors:
li tao
author:
li tao
manager:
bao anming

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