List of yields in CivBE
Culture is another yield in Civilization: Beyond Earth. It represents the power of social innovation and influence.
Sources
Culture is generated from buildings, tile improvement, Expeditions, trade routes, and increased by Technology and Quests.
Uses
Culture has two main uses: border expansion and Virtues acquisition. At the city level, the local Culture yield is used to determine how fast the city territory will occupy new tiles nearby. At the colony level, the culture yields of all cities plus any bonuses gathers into a pool which is used to acquire Virtues and advance your colony's social organisation.