Business Green: The French transport minister has attacked the safety credentials of Eurostar’s new green high-speed trains in an extraordinary outburst on live television. French noses had been put out of joint after Eurostar announced last week that it had ordered 10 new electric trains from Siemens, rather than France’s flagship engineering company Alstom, which until now has manufactured all trains running through the channel tunnel. Clearly tensions are still running high, as only 24 …