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    <skos:prefLabel xml:lang="en">ATMOSPHERIC CHEMISTRY</skos:prefLabel>
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text: ATMOSPHERIC CHEMISTRY/CARBON AND HYDROCARBON COMPOUNDS
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    <skos:definition xml:lang="en">Measurements of chemical constituents in the atmosphere including themajor (non-H2O) greenhouse gases (CO2, CH4, CFC, N2O).</skos:definition>
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