Experts are warning of plummeting electric car sales after new data found that registrations of new EVs in the European Union dropped by 12 per cent last month. Data from the European Automobile Manufacturers Association (ACEA) found that registrations of electric vehicles dropped to 114,308 units. In some of the most significant vehicle markets across the bloc, Germany saw an enormous 30.6 per cent decline in EV sales, with the Netherlands also experiencing an 11.7 per cent fall. Overall new car sales in the European Union also fell by three per cent in May compared to the previous year. Do y…