AS MOST OF us now know, commercial aviation has become the fastest-growing contributor to global warming. There may be greater emitters of CO2 in absolute terms, but the single biggest way an individual can lower his or her carbon footprint is to avoid unnecessary flights. To many, this appears to mean giving up overseas travel, or at the very least enduring discomfort and inconvenience with a corresponding increase in journey time and expense. It’s true that as an alternative, international train travel isn’t the easiest thing to find out about. Ask a typical high-street travel agent, and you’d ...
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