GHG	IUCNCAT	Emissions 2009 (million tonnes)	percent of total area	Emissions 1990 (million tonnes)	Emissions 1950 (million tonnes)
	Ia		4.08
	Ib		3.13
	II		43.41
	III		0.21
	IV		11.3
	NA		3.52
	UA		10.6
	V		21.63
	VI		1.89