Measurements and Modeling of Radiocarbon (14CO2) from the Lower Troposphere to the Middle Stratosphere and Implications for Use as a Tracer of Large-scale Atmospheric Transport and Stratospheric Residence Times

Lauren Garofalo1, Amadu M Kanu1, Thomas P Guilderson2, Elliot L Atlas3, Donald Ray Blake4, Daniel J Bergmann2, Philip J Cameron-Smith5 and Kristie A Boering6, (1)University of California Berkeley, Berkeley, CA, United States, (2)Lawrence Livermore National Laboratory, Livermore, CA, United States, (3)University of Miami, Miami, United States, (4)University of California Irvine, Irvine, United States, (5)Lawrence Livermore National Laboratory, Livermore, United States, (6)University of California Berkeley, Chemistry and Earth & Planetary Science, Berkeley, CA, United States