Global Modeling of the Oceanic Source of Organic Aerosols

Table 2

Isoprene and monoterpene surface concentrations (in pptv) in the marine boundary layer Comparison between observations and TM4-ECPL monthly mean model results in the corresponding 4°×6° (latitude × longitude) model grid.

Location	Month	Model (pptv)	Observations (pptv)	Reference
		Isoprene
N. Atlantic Ocean	Jul. 2004	0.06	2.8±0.8	[56]
Norwegian Sea	Aug. 1999	2.4	1.9±0.8	[57]
NW Pacific Ocean	May 2001	2.5	7.2–110	[58]
Indian Ocean (50°S–20°S & 50°E–80°E)	Dec. 2004	2–9	20–340	[59]
Southern Ocean* (69°S, 39°35^′E–45°S, 105°E)	Dec. 1997	1.4	13 (< 0.1–57)	[60]
Straits of Florida (24°N, 80°W)	Sep. 1993	127	5–11	[61]
Hao atoll (18°S, 140°W)	Jun. 1990	0.6	<2	[12]
Syowa Station (69°00^′S, 39°35^′E)	Dec. 1997	0.2	0.1–57	[60]
Southern Ocean	Jan.-Feb. 2007	10.4	26–187*	[15]
		Monoterpenes
Southern Ocean	Jan.-Feb. 2007	1.4±0.9	5−125 *	[15]
Indian Ocean (50°S–20°S & 50°E–80°E)	Dec. 2004	23	56±20	[59]

*Range of average observations for far away before the bloom and in situ bloom cases, 35°49^′ S, 20°22^′ E to 52°17^′ S, 67°73^′W.