Floating solar panels could power London City Airport, says Sadiq Khan standard.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from standard.co.uk Daily Mail and Mail on Sunday newspapers.
Household bills could rise if the government further delays its plan to rid the power network of polluting fossil fuels by 2035, the National Audit Office (NAO) has warned.