Millionaire Labour donor Dale Vince has joined a campaign to block Britain’s biggest nuclear power station project. The entrepreneur, who founded green energy company Ecotricity, has emerged as a patron to Stop Hinkley after accusing the Government of wasting billions of pounds. He said the decision to use taxpayer money to fund Hinkley Point C, which is under construction in Somerset, was flawed because nuclear technology is “hugely expensive and slow to develop”. His comments will be sure to raise questions for Ed Miliband, Labour’s shadow energy secretary, who has vowed to invest in nuclear energy. The Opposition has accepted around £1.5m in donations over the past decade from Mr Vince, who severed ties with Just Stop Oil last year as part of his commitment to Labour. The costs surrounding Hinkley have already risen to £46bn, compared to £18bn when it was commissioned a decade ago – making it one of the UK’s most expensive infrastructure projects ever. Mr Vince said: “I’m really pleased to be a patron of the Stop Hinkley campaign which is working to stop the Government wasting billions of taxpayers’ money on a technology which is hugely expensive and slow to develop.” The significance of a...