Traffic queuing on roundabout Blackheath Southeast London drone,aerial

pubs greenwich park meridian line conservation area green spaces suburban village atmosphere london traffic congestion congestion charge central london peak hours pollution emissions public transport tube buses infrastructure commute overcrowding roadworks cycle lanes gridlock car emissions ulez ultra low emission zone tfl transport for london parking urban planning air quality pedestrianisation alternative transport road network jams bumpertobumper rush hour delays bottlenecks public awareness carpooling sustainable transport air pollution restrictions environment traffic management drone aerial