Volkswagen’s VLKAY (0.00%) chief executive has taken aim at leaders of the Group of Seven (G7) for failing to set a firm date to phase out coal power and rejecting a proposal to halt the production of diesel and gas cars. Herbert Diess, who is leading VW’s transformation to a manufacturer of electric vehicles (EV) , vented his disappointment on Twitter. “That’s not enough, @G7,” Diess tweeted Tuesday . “We need to exit coal much earlier! EVs are key to reach the climate goals 2030. But EVs only make sense with green energy, letting EVs run on coal is regulatory nonsense.” The 62-year-old, who fired a general broadside at Germany’s coal-reliant energy sector last year, plans to launch roughly 70 battery-powered VW VLKAY (0.00%) models by the end of the decade. He has said that more than 70% of VW VLKAY (0.00%) brand’s European sales should EVs by 2030, […]