High electricity costs in Germany could put a brake on policies to cut greenhouse gas emissions in the transport sector, the German transport minister said on Tuesday. Minister Volker Wissing said some freight railways are reporting a 1,000% increase in electricity costs and are now considering running diesel locomotives again, which produce more emissions. “This development is highly alarming. It would set us back years on the road to a climate-neutral rail network,” he said at the opening of the Innotrans rail technology trade fair in Berlin. More than 2,800 exhibitors from 56 countries are …