General assumptions: Average City Scooter (50cc)
Material is not included.
Production is not included.
Distribution is not included.
Use is included.
End of life is not included.
Yung-Chen Y., Jiun-Horng, T., Hui-Fen, Y. & Hung-Lung, C.(2009). Comparison of Exhaust Emissions Resulting from Cold- and Hot-Start Motorcycle Driving Modes, Journal of the Air & Waste Management Association, 59:11, 1339-1346, DOI: 10.3155/1047-3289.59.11.1339
Pomykala, A. (2018). Effectiveness of urban transport modes. MATEC Web of Conferences. 180. 03003. URL: https://doi.org/10.1051/matecconf/201818003003
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