High diesel emissions are a European problem, says expert

For the second time in as many months, Vicente Franco will be speaking in the European Parliament building in Brussels about his organisation's research – because it triggered the Volkswagen emissions-test scandal.

Franco, of the International Council on Clean Transportation (ICCT), is due to appear as a witness at the parliament's “dieselgate” inquiry committee on Tuesday (19 April). Franco's colleagues at the ICCT were the first to raise problems with Volkswagen's diesel cars, but the...