3 links have been added on this idea.
  1. Sounds picky but these guys DOUBLE the amount of pollution compared to outside the taxi rank – with a single choice.

    From the linked article ” The initial results showed pollution inside a ranking taxi is twice as high as compared to outside the taxi. Also, taxis ranked behind an electric taxi, or a taxi with its’ engine off, had lower pollution levels inside the taxi, in comparison to a driver parked behind a taxi whose diesel engine was on.”

  2. 40,000 deaths a year in the UK are linked to air pollution
    Yep, that’s your kids and mine.