https://www.europarl.europa.eu/RegData/etudes/BRIE/2022/734677/EPRS_BRI(2022)734677_EN.pdf
https://wiiw.ac.at/the-emissions-reduction-potential-for-freight-transport-on-a-high-speed-rail-line-along-the-european-silk-road-dlp-6635.pdf
https://www.ipcc.ch/report/ar6/wg2/
https://www.brookings.edu/2023/03/14/what-is-the-social-cost-of-carbon/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=250265232&utm_source=hs_email