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AreSulfurAerosolsaSolu,onTheFaintYoungSunParadox?MeganSmith
PennState/UofWashington
BACKGROUND:
PreviousresearchbyKas,ngetal.(1989)provesthatS8,astrongabsorberinthenearultraviolet,couldhaveformedanultravioletshieldintheanoxicatmosphereoftheearlyEarth.
Itislikelythatamorphoussulfur(S3,S4)wouldhavebeenintheatmosphere,too.
Ques%on:CanatmosphericsulfuraerosolswarmthesurfaceoftheearlyEarth,andthussolvethefaintyoungSunparadox?
METHODSRESULTS
CONCLUSION
Sulfuraerosolsdonotwarmthesurface!Moreresearchshouldbedone.*greenhousegases*par,clesizedistribu,on
Calculatethepar,cleproper,esforbothS8andamorphoussulfur(S3,S4)andtheninserttheminto1‐Dphotochemicalandclimatemodels.