Table 2.

Net ecosystem exchange in similar environments.

Site	Vegetation	MAP	NEE [g C m-2]					Ref.
			Annual	Monthly		Daily
				Dry	Wet	Dry	Wet
Baja	Desert shrub	174	-39, -52	0.7 – 25	-12 to -41	0.41	-0.482	[28]
Demokeya	Sparse savanna	320	-	-	-	-0.2	-1.8	This study
Maun	Savanna woodland	464	12	-	-	1.2 – 2.4	-0.6 to -2.4	[1]
Hapex	Sahelian fallow savanna	495	-32	-	-	≈0.3	0.6 to -3.6	[23]
Virgina Park	Open woodland savanna	667	441	≈6	14 to -52			[57]
Bontioli	Shrub dominated savanna	926	-179, -429	5–203	-35 to -1753	0.2–0.4	-1.4 to -5.9	[22]
Aguas Emendadas	Cerrado	1500	-	-	-	0.6	-1.2	[60]

MAP, Mean Annual Precipitation, mm yr^-1.

NEE – negative values denote uptake.

¹ Not presented in paper calculated as Monthly NEE/30.

² Averaged for the period July 2001–March 2003.

³ Estimated from Fig. 4a in [22].