Unexpected and significant biospheric CO2 fluxes in the Los Angeles Basin indicated by atmospheric radiocarbon (14CO2)


John B Miller1, Scott Lehman2, Kristal R Verhulst3, Charles E Miller4, Riley Duren5, Vineet Yadav5, Sally Newman6 and Christopher Sloop7, (1)NOAA, Global Monitoring Laboratory, Boulder, United States, (2)Institute for Arctic and Alpine Research, University of Colorado Boulder, Boulder, United States, (3)JPL, Pasadena, CA, United States, (4)JPL/NASA/Caltech, Pasadena, United States, (5)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (6)Bay Area Air Quality Management District, San Francisco, CA, United States, (7)Earth Networks Inc., Germantown, MD, United States