No business article is complete these days without some reference to ‘sustainability’. Too often this looks like merely fashionable windowdressing, but for road freight transport, ‘sustainability’ is an imminent and existential challenge. The problem is simply stated. The European Commission reports that while road freight represents just 3% of vehicles, they account for 29% of road derived emissions. Consisting of carbon dioxide and other greenhouse gases, but also pollutants such as oxides of nitrogen and particulates.