Though they're not a primary mode for travelers, trains are essential. In the 200 or so years they've existed, they've been used to handle a variety of tasks and have become vital all over the globe.
WASHINGTON — The future of Metro is automatic. WMATA is working to restore automatic train operation (ATO) throughout the Metro system, and it’s nearly ready. Metro announced just a few months ago ...
India Today on MSN
What is the Indian Railways hydrogen train and how does it work?
Unlike diesel locomotives, hydrogen trains emit no carbon dioxide or particulate pollution at the point of use.
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