When the green minicab service was founded in 2006, low-emission cars were a novelty, but as pollution regulations tighten and EVs become increasingly commonplace, how will it keep its edge?
Think back to 2006. What springs to mind? The publication of the Stern Review? England's World Cup defeat in the quarter finals against Portugal? The assassination of Alexander Litvinenko? One thing...
German environment minister Barbara Hendricks orders only vegetarian food to be served at government events
Portuguese energy giant gets plan to slash carbon emissions by 75 per cent by 2030 validated by experts at the Science-Based Targets Initiative
Oil chief Darren Woods says "climate risks warrant action" including carbon tax, natural gas, energy efficiency, biofuels and CCS
Macquarie insists it is committed to renewable energy - but critics say it could invest in fossil fuels if its bid succeeds