<human>:  What technologies are being used to reduce air pollution?
<bot>: Technology is being used in many different ways to reduce air pollution. Some of these technologies include renewable energy sources such as solar and wind power, as well as advanced air filtration systems that capture pollutants from the air. Technologies like hybrid and electric vehicles are reducing emissions from cars, while long-term strategies like urban greening and changes in transportation infrastructure are being implemented to reduce the amount of emissions into the atmosphere.