Nitrate reduction of dissolved organic carbon exported by episodic upwelling: A novel explanation for negative carbon isotope excursions during the Ediacaran–Cambrian transition
Guangming Meng, Haifeng Gai, Yaowen Wu, Ping Gao, Chengang Lu, Qin Zhou, Tengfei Li, Qizhang Fan, Wei Liu, Yanming Zhao, Yijie Xing, Jinku Li, Xianming Xiao
Topics & Concepts
Isotopes of carbonUpwellingTotal organic carbonCarbonateEnvironmental chemistryNitrateCarbon fibersIsotopes of nitrogenIsotopeGeologyδ13CTrace elementExtinction eventDissolved organic carbonIsotopic signatureStage (stratigraphy)Carbon cyclePeriod (music)Stable isotope ratioNitrogenTotal inorganic carbonExtinction (optical mineralogy)ChemistryOceanographyEnvironmental scienceIsotope analysisPaleontologyMineralogyDeep seaQuaternaryPaleontology and Stratigraphy of FossilsMarine and coastal ecosystemsGroundwater and Isotope Geochemistry