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Clear: Structures can be built here. Clear land offers no defense for infantry. |
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Forest: You can't build here but provides infantry some added defense. |
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Mountain: Provides infantry its best defense but slows down movements of all ground units. |
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Waste Land: This is all that is left at ground zero after a nuclear attack. |
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Water: Ground units can only pass over water if being transported. |
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Oil: Use your engineers to build oil rigs here. Most of the oil is found at sea. |
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