| Farm | Mine | Quarry | Camp | Pasture | Fishing Boats | Plantation | Lumber Mill | Oil Well | Offshore Oil Rig | |
|---|---|---|---|---|---|---|---|---|---|---|
| Terrain | Grassland &food;&food; Plains ∏&food; Desert Floodplains &food;&food;&food; / &food;&food; &gs; |
Hills ∏ | Woods ∏ Rainforest &food; (improvement &gs; only) |
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| Bonus Resources | Wheat &food; Rice &food; Maize &nf; &gold;&gold; |
Copper &gold;&gold; | Stone ∏ | Deer ∏ | Cattle &food; Sheep &food; |
Fish &food; Crabs &gold;&gold; |
Bananas &food; | |||
| Strategic Resources | Iron &sci; Niter ∏&food; Coal ∏∏ Aluminum &sci; Uranium ∏∏ |
Horses ∏&food; | Oil [land] ∏∏∏ | Oil [sea] ∏∏∏ | ||||||
| Luxury Resources | Diamonds &gold;&gold;&gold; Jade &cult; Mercury &sci; Salt &food;&gold; Silver &gold;&gold;&gold; Amber [land] &rf; &cult; |
Marble &cult; Gypsum ∏&gold; |
Furs &food;&gold; Ivory ∏&gold; Truffles &gold;&gold;&gold; Honey &nf; &food;&food; |
Whales ∏&gold; Pearls &faith; Amber [sea] &rf; &cult; Turtles &rf; &sci; |
Citrus &food;&food; Cocoa &gold;&gold;&gold; Cotton &gold;&gold;&gold; Coffee &cult; Dyes &faith; Incense &faith; Silk &cult; Spices &food;&food; Sugar &food;&food; Tea &sci; Tobacco &faith; Wine &food;&gold; Olives &rf; ∏&gold; |
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| Farm | Mine | Quarry | Camp | Pasture | Fishing Boats | Plantation | Lumber Mill | Oil Well | Offshore Oil Rig | |
| Ancient | +1 &food; +0.5 &hous; |
↓ Mining | ↓ Mining | ↓ Animal Husbandry | ↓ Animal Husbandry | ↓ Sailing | ↓ Irrigation | ↓ Mining | ||
| +1 ∏ −1 &app; &harvest; |
+1 ∏ −1 &app; |
+1 &gold; +0.5 &hous; &harvest; |
+1 ∏ +0.5 &hous; &harvest; |
+1 &food; +0.5 &hous; |
+2 &gold; +0.5 &hous; &harvest; |
&harvest; Woods | ||||
| ↓ Pottery | ↓ Masonry | ↓ Celestial Navigation | ↓ Bronze Working | |||||||
| &harvest; | &harvest; | &harvest; | &harvest; Rainforest | |||||||
| Classical | ||||||||||
| Medieval | ↓ Feudalism | ↓ Apprenticeship | ↓ Machinery | |||||||
| +1 &food; per 2 adj. Farms | +1 ∏ | +1 ∏ +1 ∏ if adj. River +2 ∏ &gs; |
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| Renaissance | ↓ Banking / Gunpowder &gs; | ↓ Mercantilism | ↓ Exploration | ↓ Cartography | ↓ Mercantilism | |||||
| +2 &gold; +1 ∏ &gs; |
+1 &food; +1 ∏ |
+1 &food; | +2 &gold; | can improve Rainforest &gs; | ||||||
| Industrial | ↓ Industrialization | ↓ Scientific Theory | ||||||||
| +1 ∏ | +1 &food; | |||||||||
| Modern | ↓ Replaceable Parts | ↓ Steel | ↓ Steel | |||||||
| +1 &food; per adj. Farm | +1 ∏ | +2 ∏ −1 &app; |
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| Atomic | ↓ Rocketry | ↓ Synthetic Materials | ↓ Plastics | ↓ Plastics | ||||||
| +1 ∏ | +1 &gold; | +1 &food; | +2 ∏ −1 &app; |
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| Information | ↓ Robotics | ↓ Globalization | ||||||||
| +1 ∏ | +2 &gold; | |||||||||
| Future | ↓ Smart Materials | ↓ Predictive Systems | ↓ Cybernetics | |||||||
| +1 ∏ &gs; | +1 ∏ &gs; | +1 ∏ &gs; |