1	100	Tropical rainforest
2	100	Monsoon or dry forest
3	100	Tropical woodland
4	100	Tropical thorn scrub and scrub woodland
5	100	Tropical semi-desert
6	100	Tropical grassland
7	100 Tropical extreme desert
8	100	Savanna
9	100	Broadleaved temperate evergreen forest
10	100	Montane tropical forest
11	100	Mediterranean sclerophyll woodland or forest
12	100	Temperate deciduous broadleaved forest
13	100	Southern taiga
14	100	Mid Taiga
15	100	Open boreal woodlands
16	100	Semi-arid temperate woodland or scrub
17	100	Semi aride temperate scrub
18	100	Tundra
19	100	Steppe-tundra
20	100	Polar and alpine desert
21	100	Temperate desert
22	100	Temperate semi-desert
23	100	Forest steppe
24	100	Forest tundra
25	100	Montane Mosaic
26	100	Dry Steppe
27	100	Temperate Steppe Grassland
28	0	Bog/swamp
29	0	Ice sheet and other permanent ice
30	0	Lakes and open water
31	100	Ponts (japon, Sardaigne, orcadian, australie)