Browsing Geology by Author "Hellawell, Joanne"

Now showing items 1-1 of 1

    • Nitrogen and carbon isotopes in fossil aquatic ecosystems 

      Hellawell, Joanne (Trinity College (Dublin, Ireland). Department of Geology, 2009)
      In a modem ecosystem, the trophic level of organisms can be distinguished on the basis of their nitrogen and organic carbon isotopic signature (DeNiro & Epstein 1978 and 1981). Due to fractionation during the assimilation ...