Rail travel produces more than a third less emissions than road transport
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/do-locomotion
[2] http://admin.indiaenvironmentportal.org.in/category/author/duncan-graham-rowe
[3] http://admin.indiaenvironmentportal.org.in/category/journal/nature
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution-control
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/hydrogen
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy-efficiency
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/transport
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/public-transport
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rail-transport
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/electricity
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/fuel-cell-vehicles
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/auto-technology
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/japan