"Climate and Forecast (CF)" . "\"tendency_of_X\" means derivative of X with respect to time. \"troposphere_moles_of_X\" means the total number of moles of X contained in the troposphere, i.e, summed over that part of the atmospheric column and over the entire globe. The chemical formula of methyl chloride is CH3Cl. The IUPAC name for methyl chloride is chloromethane." . . "tendency of troposphere moles of methyl chloride" . . .