Motor Vehicles & TrafficTransport is the biggest source of air pollution in the UK, and is responsible for around ¼ of UK emissions of carbon dioxide (CO2). It is also a major contributor to climate change, and traffic noise can also be a problem in many areas.Although air quality in the UK is slowly improving, many areas still fail to meet national air quality objectives and European limit values for some pollutants - particularly particulates and nitrogen dioxide.Most local pollution in town centres and alongside busy roads is caused by motor vehicles. The noise and air quality impact of aviation is also a major concern.Please follow the links below for more information: Impacts of Traffic Related Pollution Vehicle Scrappage SchemeEmission Standards Alternate FuelsLPG VehiclesTaxis and LPGMotor Vehicles and Cleaner Car TipsReport Smoky Vehicles