 E.R. Interim Slash Land is a global land surface reanalysis data set covering the period 1979-2010. It describes the evolution of soil moisture, soil temperature and snowpack. It is the result of a single 32-year simulation with the latest ECMWF land surface model driven by meteorological forcing. This article was authored by G. Balsamo, C. Albregel, Abel Jars, and others.