1	500	Tropical rainforest
2	500	Monsoon or dry forest
3	500	Tropical woodland
4	500	Tropical thorn scrub and scrub woodland
5	500	Tropical semi-desert
6	500	Tropical grassland
7	500	Tropical extreme desert
8	500	Savanna
9	500	Broadleaved temperate evergreen forest
10	500	Montane tropical forest
11	500	Mediterranean sclerophyll woodland or forest
12	500	Temperate deciduous broadleaved forest
13	500	Southern taiga
14	500	Mid Taiga
15	500	Open boreal woodlands
16	500	Semi-arid temperate woodland or scrub
17	500	Semi aride temperate scrub
18	500	Tundra
19	500	Steppe-tundra
20	500	Polar and alpine desert
21	500	Temperate desert
22	500	Temperate semi-desert
23	500	Forest steppe
24	500	Forest tundra
25	500	Montane Mosaic
26	500	Dry Steppe
27	500	Temperate Steppe Grassland
28	0	Bog/swamp
29	0	Ice sheet and other permanent ice
30	0	Lakes and open water
31	500	Ponts (japon, Sardaigne, orcadian, australie)