Table 1. Annual Average Global Budgets of 210Pb and 7Be in the GEOS-5 Troposphere+Stratosphere for 2013 210Pb 7Be Burden, g 246.631 20.0172 Sources, g d-1 32.0652 0.403512 stratosphere 0.129639 0.270671 troposphere 31.9356 0.132842 Sinks, g d-1 32.1644 0.403749 dry deposition 3.32210 0.00628201 wet deposition stratiform 22.2060 0.124239 convective 6.61553 0.0127822 radioactive decay 0.0207531 0.260446