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High-density cities like Beijing is suffering from worsening air pollution because of the increasing migration from rural to urban areas. It is crucial to make bicycles the main urban transportation so that traffic congestion and emissions from cars can be reduced. However, the number of bicycles on Beijing’s roads is in decline because citizens refuse to ride in the polluted environment.
Air Purification Wheel is an air-purifier which can be used as a bike wheel. It uses the energy generated by cycling to create clean air zones in cities. It could also encourage people to use bicycles as their main form of transportation.