Table 2. Trace-Gas Emissions Based on Valdes et al. [2005] and Hopcroft et al. [2011], As Outlined in the Texta


Trace Gas	Biomass Burning	Ocean	Vegetation	Soils	Lightning	Total
LGM	HS	GI	LGM	HS	GI

NO2	1.4	-	-	-	-	5.7	3.4	10.5	10.5	10.5
CO	100.0	41.2	100.5	94.7	105.4	-	-	241.7	235.9	246.6
COb	100.0	41.2	142.7	95.7	127.7	-	-	283.9	236.9	268.9
C2H6	0.7	-	2.3	2.2	2.4	-	-	3.0	2.9	3.1
C2H6b	0.7	-	3.3	2.3	2.9	-	-	4.0	3.0	3.6
C3H8	0.2	0.4	2.3	2.2	2.4	-	-	2.9	2.8	3.0
C3H8b	0.2	0.4	3.3	2.3	2.9	-	-	3.9	2.9	3.5
CH3COCH3	0.1	-	13.4	12.6	14.0	-	-	13.5	12.7	14.1
CH3COCH3b	0.1	-	19.0	12.8	17.0	-	-	19.1	12.9	17.1
C5H8	-	-	330.0	322.7	353.6	-	-	330.0	322.7	353.6
C5H8c	-	-	770.4	753.3	825.5	-	-	770.4	753.3	825.5
C5H8b	-	-	468.7	345.8	444.7	-	-	468.7	345.8	444.7
HCHO	0.3	-	-	-	-	-	-	0.3	0.3	0.3
CH3CHO	0.8	-	-	-	-	-	-	0.8	0.8	0.8

aTg molecular mass year-1; except for NO2 in Tg N year-1.
bSimulated subject to an altered background climate (ABC).
cAdjusted for CO2-inhibition according to Possell et al. [2005].