1. Low-carbon scenarios for long-distance travel 2060
2. ‘Green’ on the ground but not in the air: Pro-environmental attitudes are related to household behaviours but not discretionary air travel
3. Allwood, J.Allwood, J., J. Azevedo, A. Clare, C. Cleaver, J. Cullen, C. F. Dunant, T. Fellin, W. Hawkins, I. Horrocks, P. Horton, T. Ibell, J. Lin, H. Low, R. Lupton, J. Murray, M. Salamanti, A. Cabrera Serrenho, M. Ward and W. Zhou (2019). Absolute Zero: Delivering the UK’s climate change commitment with incremental changes to today’s technologies. UK FIRES/University of Cambridge, https://www.repository.cam.ac.uk/handle/1810/299414.
4. BEIS. (2013-2021). Government conversion factors for company reporting of greenhouse gas emissions. London, Department for Business, Energy & Industrial Strategy. Retrieved November 16, 2021, from https://www.gov.uk/government/collections/government-conversion-factors-for-company-reporting