Forested wetland	49.28	Patton et al. (2012) [57]	12.83	Haeseker & Wills (2008) [55]	99.91	Patton et al. (2012) [57]	20.05	Patton et al. (2012) [57]
Forested wetland		Bridgham et al. (2006) [54]		Wojick (1999) [56]				Scheller et al. (2011) [58]
Tidal wetland	1.3	Patton et al. (2012) [57]	1.3	Scheller et al. (2011) [58]	240	Patton et al. (2012) [57]	0.7	Patton et al. (2012) [57]
Tidal wetland		Bridgham et al. (2006) [54]				Scheller et al. (2011) [58]		Scheller et al. (2011) [58]
Barren	0	IPCC (2006) [7]	0.33	Pouyat et al. (2006) [36]	0.33	Pouyat et al. (2006) [36]	0	-
Utility (forests)	71.8	Bradford et al. (2010) [32]	47.2	Bradford et al. (2010) [32]	65.5	McGuire et al. (1995) [33]	21.9	Ghosh (2013) [59]
Utility (forests)		McGuire et al. (1995) [33]