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114 Third IMO GHG Study 2014<br />

Table 54 – Top-down N 2 O emissions estimates (tonnes)<br />

Marine sector Fuel type 2007 2008 2009 2010 2011<br />

International marine bunkers HFO 27,856 28,320 26,544 28,624 28,464<br />

MDO 3,900 3,405 3,735 4,230 4,440<br />

LNG 0 0 0 0 0<br />

International total 31,756 31,725 30,279 32,854 32,904<br />

Domestic navigation HFO 3,184 2,272 2,448 2,288 2,032<br />

MDO 3,405 3,585 3,540 3,855 4,110<br />

LNG 4 6 6 6 8<br />

Domestic total 6,593 5,863 5,994 6,149 6,150<br />

Fishing HFO 176 176 160 128 128<br />

MDO 810 735 750 780 765<br />

LNG 4 2 4 2 6<br />

Fishing total 990 913 914 910 899<br />

Total 39,340 38,501 37,187 39,913 39,952<br />

2.3.3 Top-down air pollutant inventories<br />

Table 55 – Top-down SO x emissions estimates (thousand tonnes as SO 2 )<br />

Marine sector Fuel type 2007 2008 2009 2010 2011<br />

International marine bunkers HFO 8,268 8,220 8,404 9,158 9,199<br />

MDO 69 60 66 74 78<br />

LNG 0 0 0 0 0<br />

International total 8,337 8,280 8,470 9,232 9,277<br />

Domestic navigation HFO 945 659 775 732 657<br />

MDO 60 63 62 68 72<br />

LNG 0 0 0 0 0<br />

Domestic total 1,005 723 837 800 729<br />

Fishing HFO 52 51 51 41 41<br />

MDO 14 13 13 14 13<br />

LNG 0 0 0 0 0<br />

Fishing total 66 64 64 55 55<br />

Total 9,408 9,066 9,371 10,087 10,061

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