The traffic in 100 years. A traffic on the road, in the sky and water.The road on the ground will be used for vehicles and heavy road in the sky. The car can move without a driver. The train can run with the fast speed of the sound wave and a superior train everywhere both in urban and rural areas. The universe is surfing hainan. Underwater traffic by underwater tunnel for cars and trains. Traffic on the ground, and to build a bridge to become superfluous, traffic condition is improved. No problem about pollution. The weather will be better than today.
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