TY - JOUR AU - Kowalski, Andrew PY - 2017 SN - 1680-7316 SN - 1680-7324 UR - http://hdl.handle.net/10481/48369 AB - The law of conservation of linear momentum is applied to surface gas exchanges, employing scale analysis to diagnose the vertical velocity (w) in the boundary layer. Net upward momentum in the surface layer is forced by evaporation (E) and defines... LA - eng PB - European Geosciences Union KW - Transport KW - Stomata KW - Surface gas exchanges KW - Vertical velocity KW - Ecosystems TI - The boundary condition for vertical velocity and its interdependence with surface gas exchange DO - 10.5194/acp-17-8177-2017 ER -