. "\"tendency_of_X\" means derivative of X with respect to time. The construction \"atmosphere_moles_of_X\" means the total number of moles of X in the entire atmosphere, i.e. summed over the atmospheric column and over the entire globe. The chemical formula for nitrous oxide is N2O."@en . . . . "accepted"@en . "1" . . "false" . . "tendency_of_atmosphere_moles_of_nitrous_oxide"@en . "" . "SDN:P07::CF12S54" . . "SDN:P07::CF12S54" . "2009-07-06 16:21:17.0" . . . "SDN:P07::CF12S54" . . "1" . . . "2009-07-06 16:21:17.0" .