Abbreviations and acronyms

BD

Bulk density

CEC

Cation exchange capacity

CRAN

Comprehensive R archive network

DSM

Digital soil mapping

GEE

Google Earth Engine

GSP

Global Soil Partnership

INSII

International Network of Soil Information Institutions

ITPS

Intergovernmental Technical Panel on Soils

ME

Mean error

MAE

Mean absolute error

MEC

Modelling efficiency coefficient

NDVI

Normalized difference in vegetation index

QA/QC

Quality assurance/quality check

RMSE

Root mean squared error

SOC

Soil organic carbon

SOM

Soil organic matter