TerrainModIds

Terrain Type, Terrain Category Text and and Terrain Category Description from translation.csv
Terrain IDs and Terrain Category IDs from terrain.json

Terrain ID	Terrain Type	Terrain Category ID
0	None
1	Grass	0
2	Sand	1
3	Meadow	0
4	Rock A	2
5	Snow	3
6	Seabed
7	Ice
8	Dirt
9	Swamp A
10	Desert A	1
11	Rock B	2
12	Sand B
13	Desert B	1
14	Desert C	1
15	Prairie	255
16	Scrub
17	Forest	0
18	Swamp B
19	Prairie A
20	Mud A
21	Mud B
22	Rock C
23	Prairie B
253	Unknown Terrain
254	Any Terrain

Terrain Category ID	Terrain Category Text	Terrain Category Description
0	Fertile
1	Sand
2	Rock
3	Snow
4	Prairie	Animals can graze but nothing can be planted
5	Mud	Supports roads and paths but not buildings