The German government has helped fund the world's only hydrogen/electric plane prototype, but could it really be the future of passenger air travel?
When he first floated the idea of developing a plane powered entirely by a hydrogen fuel cell battery the response engineer Josef Kallo often received in meetings was one of laughter. Yet fast forward...
BusinessGreen rounds up all the green business news from the world this week
UK needs to ensure its transport policy is all driving in the same direction, argues Good Energy's Juliet Davenport
Ofgem takes action against firm over 'poor switching process and customer service', but Solarplicity says it has made 'vast improvements' to its services
Probe will determine whether subsidy scheme is in line with EU State Aid rules following shock court ruling last year