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traffic lights
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Artificial intelligence will also be used in Barcelona's traffic lights.
ARA
11-11-2025
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![Traffic lights and pedestrians on Meridiana Avenue in Barcelona, in an archive photograph.](data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 9"%3E%3C/svg%3E)