"false" . . "ground_level means the land surface (beneath the snow and surface water, if any). 'Upward' indicates a vector component which is positive when directed upward (negative downward). In accordance with common usage in geophysical disciplines, 'flux' implies per unit area, called 'flux density' in physics."@en . . . "1" . . "upward_heat_flux_at_ground_level_in_snow"@en . "SDN:P07::CFSN0112" . . "2006-09-26 18:12:43.0" . . "accepted"@en . "" . "SDN:P07::CFSN0112" . . . "SDN:P07::CFSN0112" . "1" . "2006-09-26 18:12:43.0" .