Hanke, Ulrich M What on Earth Have We Been Burning? Deciphering Sedimentary Records of Pyrogenic Carbon. [electronic resource] - Environmental science & technology Nov 2017 - 12972-12980 p. digital Publication Type: Journal Article ISSN: 1520-5851 Standard No.: 10.1021/acs.est.7b03243 doi Subjects--Topical Terms: CarbonEnvironmental MonitoringFossil FuelsGeologic SedimentsHumansPolycyclic Aromatic HydrocarbonsSoot