https://interestingengineering.com/the-worlds-first-battery-electric-freight-train-has-the-power-of-100-tesla-cars
http://www.digitaljournal.com/tech-science/dramatically-more-powerful-worlds-first-battery-electric-freight-train-unveiled/article?__cf_chl_jschl_tk__=pmd_Oa7PhEtYPeWdNKL4indHoSWDA6eQzpwrb7Uz_KLlljk-1631876938-0-gqNtZGzNApCjcnBszQkR
http://www.theguardian.com/us-news/2021/sep/16/battery-electric-freight-train-wabtec-rail-transport-emissions
http://www.royhill.com.au/roy-hill-on-track-with-battery-powered-locomotive-purchase/