1. Otto, I. M. et al. Nature Clim. Change 5, 503–506 (2015).
2. Open Data Census project;
http://global.census.okfn.org
3. Agricultural Model Intercomparison and Improvement Project (AgMIP);
http://www.agmip.org
4. WorldPop;
http://www.worldpop.org.uk
5. World Bank Integrated Surveys on Agriculture (LSMS-ISA);
http://go.worldbank.org/BCLXW38HY0