7 Soil exchange rates of COS and CO18O differ with

7 Soil exchange rates of COS and CO18O differ with the diversity of microbial communities and their carbonic anhydrase enzymes.TheISMEJournalhttps://doi.org/10.1038/s41396-018-0270-2ARTICLESoilexchangeratesofCOSandCO18OdifferwiththediversityofmicrobialcommunitiesandtheircarbonicanhydraseenzymesLauraK.Meredith1,2●JérômeOgée3●KristinBoye4●EstherSinger5●LisaWingate3●ChristianvonSperber6,7●AditiSengupta8●MaryWhelan9●ErinPang1●MarcoKeiluweit10●NicolasBrüggemann11●JoeA.Berry9●PaulaV.Welander1Received:9January2018/Revised:30April2018/Accepted:4August2018©TheAuthor(s)2018.ThisarticleispublishedwithopenaccessAbstractDifferentiatingthecontributionsofphotosynthesisandrespirationtotheglobalcarboncycleiscriticalforimprovingpredictiveclimatemodels.Carbonicanhydrase(CA)activityinleavesisresponsibleforthelargestbiosphere-atmospheretracegasfluxesofcarbonylsulfide(COS)andtheoxygen-18isotopologueofcarbondioxide(CO18O)thatbothreflectgrossphotosyntheticrates.However,CAactivityalsooccursinsoilsandwillbeasou