What are smart traffic signals and how do they work?
Smart traffic signals use sensors and AI to optimize traffic flow, reducing congestion and improving safety.
What are the benefits of using smart traffic signals?
They can reduce wait times, lower emissions, and enhance pedestrian safety by adapting to real-time traffic conditions.
How do they communicate with vehicles?
They can communicate via vehicle-to-infrastructure (V2I) technology, allowing signals to adjust based on vehicle data.
Are there any cities that have successfully implemented them?
Yes, cities like Los Angeles and Barcelona have implemented smart traffic signals with positive results in traffic management.
What challenges do cities face when implementing these systems?
Challenges include high installation costs, the need for infrastructure upgrades, and ensuring data privacy.
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