low carbon train co2e 16.7 % g/km

... 1200 kmph, 3000 kmph train on ground blunt nose. sucking air at nose ,12,000 hp / 100 Lit engine volume 120 cm dia, 20 cm long all fuels burnt fare $1/100 km cost 12 mn$ roi= 1000 % niraima1 at gmail com