Just a quick patch that gives unique production stats to the biomes from Advanced Biomes. It's probably somewhat unbalanced (not that Empire is particularly balanced on it's own).
STATS:
Biome
Food
Weapons
Apparel
Animals
Logging
Mining
Research
Power
Medicine
Poison Forest
0.75
0.5
0.5
0.75
1.25
0.75
1.25
0.5
1.25
Savanna
0.85
1
1
1
0.5
1.15
1
1
0.5
Volcano
0.25
0.25
0.25
0.4
0.25
1.65
1.25
1.1
0.25
Wasteland
0.25
1.25
0.75
0.25
0.25
1
1.5
0.9
1
Wetland
0.9
0.9
0.9
0.75
1.25
0.9
1.25
1
1
