Table 1 Table of gridded datasets.

From: Anthropogenic climate change has driven over 5 million km2 of drylands towards desertification

Dataset

Description

References

Vegetation

 Global Inventory for Mapping and Modeling Studies (GIMMSv3.1 g)

NDVI, 15 day at 1/16° aggregated to monthly using the max of the valid values

35

Precipitation

 University of East Anglia Climate Research Unit TS v. 4.01 (CRU4p)

Precipitation, monthly at 0.5°

72,73,74,75,76

 The Climate Hazards group Infrared Precipitation with Stations v2.0 (CHIRPS)

Precipitation, monthly at 0.05°

77,78

 Multi-Source Weighted-Ensemble Precipitation (MSWEP)

Precipitation, daily at 0.25°

79

 TerraClimate

Precipitation, monthly at 1/24°

80

Temperature

 University of East Anglia Climate Research Unit TS v. 4.01 (CRU4T)

Temperature, monthly at 0.5°

66,67,68,69,70

 TerraClimate

Temperature, monthly at 1/24°

80

 National Oceanic and Atmospheric Administration (NOAA) Climate Prediction Center (CPC)

Temperature, daily at 0.5°

81

Additional datasets

 TerraClimate

Potential Evapotranspiration (PET) used for the calculation of Aridity index (P/PET)

80

 Global change in net primary productivity (1981-2003), data from the Food and Agriculture Organization (FAO)

Change in NPP from 1982-2003

1

 Gridded Population of the World version 4 (GPWv4)

Gridded Population data

27

 United Nations Development Programme Human Development Index (HDI)

National HDI

82

 North American Carbon Program (NACP) Global C3 and C4 SYNergetic land cover MAP (SYNMAP)

C3/C4 vegetation fraction

61