Table 3.
Average ship impact of various air pollutants (given as percentage contribution of shipping) in the port city area of Marseille and ship impact at four sites in the port. Absolute ship impacts (ΔCship) are given in round brackets.
| Pollutant | Port City Area | Port Sites | |||
|---|---|---|---|---|---|
| La Major | VER | Bassin National |
Avant Port Nord | ||
| Total PN | 17% (1100 cm−3) |
43% (1600 cm−3) |
27% (1400 cm−3) |
51% (2300 cm−3) |
37% (1100 cm−3) |
| SOA | 2.0% (0.009 µg m−3) |
7.3% (0.027 µg m−3) |
6.0% (0.027 µg m−3) |
8.6% (0.038 µg m−3) |
6.3% (0.028 µg m−3) |
| PM2.5 | 0.6% (0.051 µg m−3) |
2.1% (0.166 µg m−3) |
1.0% (0.096 µg m−3) |
1.6% (0.125 µg m−3) |
1.0% (0.075 µg m−3) |
| NO2 | 11% (1.365 µg m−3) |
24% (4.148 µg m−3) |
10% (1.583 µg m−3) |
20% (3.976 µg m−3) |
26% (2.976 µg m−3) |
| SO2 | 8.8% (0.212 µg m−3) |
21% (0.483 µg m−3) |
16% (0.365 µg m−3) |
18% (0.527 µg m−3) |
7.8% (0.299 µg m−3) |