Table 1. Annual Average Global Budgets of 210Pb and 7Be in the GEOS-5 Troposphere+Stratosphere for 2013
                               210Pb         7Be
  Burden, g                   255.200      20.0955
  Sources, g d-1              32.0813     0.403779
    stratosphere             0.128490     0.270864
    troposphere               31.9528     0.132914
  Sinks, g d-1                32.1849     0.404011
    dry deposition            3.49478   0.00698390
    wet deposition      
      stratiform              22.0420     0.122895
      convective              6.62657    0.0126441
    radioactive decay       0.0215359     0.261488