#AlternativeFact: “Cyclists cause air pollution”

“Cyclists cause air pollution” is becoming one of the regular tropes to attack cycling, wheeled out by shock-jocks, NIMBYs and even black-cab drivers (possibly tweeting such views from their diesel-powered vehicles, idling at taxi stands). It’s insidious. Have a look at this A-level physics exam paper from Edexcel: I was alerted to the questions by my 17-year-old daughter. The exam …