Mapping Urban Environmental Performance with Emerging Data Sources: A Case of Urban Greenery and Traffic Noise in Sydney, Australia

Measuring urban environmental performance supports understanding and improving the livability sustainability of a city. Creating more livable attractive environment facilitates greater shift to active greener transport modes. Two key aspects, among many others, that determine an area are greenery noise. This study aims map street-level traffic noise using emerging data sources including crowd-sourced mobile phone-based imagery in Sydney, Australia. Results demonstrate applicability presented advanced techniques capturing seasonal variations time-dependent nature also confirm presence negative correlation between