0 Small, E. S. Kurc 2003 Tight coupling between soil moisture and the surface radiation budget in semiarid environments: Implications for land-atmosphere interactions Water Resources Research 39 10 1278 soil moisture, ground heat flux, soil temperature, net radiation, evapotranspiration, land-atmosphere interactions http://ag.arizona.edu/srnr/research/wr/kurc/docs/2002WR001297.pdf