How Britain could lead in carbon-free transport and create a booming green aviation hub

Zeppelins and dirigible airships are with us again after eighty years out of favour – faster and hopefully much safer than in the inter-War era – promising ultra-low carbon air transport for the net-zero age. It may not be long before we can start eating air-flown vegetables from Peru or blueberries from Kenya without feeling pangs of guilt. Fresh food may reach us in cargo Hindenburgs without the unconscionable CO2 footprint of jet freight. If all goes well, we will be able to hop v