Table 1. Atmospheric CH3Br Budget (Revised)
| Source Type | Emissions (Gg/y) | Reference
|
|---|
| Oceans | Uptake + Net Flux | 1, 7 |
| Fumigation - soils | 32 | 1 |
| Fumigation - durables | 6.6 | 1 |
| Fumigation - perishables | 5.7 | 1 |
| Fumigation - structures | 2 | 1 |
| Gasoline | 5 | 2 |
| Biomass Burning | 20 | 1 |
| Total = 127 |
| Sink Type | Uptake (Gg/y) | Reference
|
|---|
| Oceans | 77 | 3 |
| Rxn. w/ OH and hv | 86 | 4 |
| Soils | 43 | 5 |
| Green Plants | ? | 6 |
| Total = 206 (+) |
References
1 Source estimates from Butler and Rodriguez [1996] and references therein.
2 Methyl Bromide state of the science workshop 1997
3 Yvon-Lewis and Butler [1997]
4 Penkett et al. [1995] and Prinn et al. [1995]
5 Shorter et al. [1995]
6 Jeffers and Wolfe [submitted]
7 Net Flux = net sea-to-air flux.