This is a part of the Mayors overall plan to reduce pollution in London, as according to Kens office "about 1,600 Londoners die prematurely each year because of air pollution, which causes illnesses such as heart and lung disease".
So there you go, a minimal fare increase, sensible regulation in line with global guidelines, all structured around an achievable timeline.
Where the hell is the fun in that?
We can't even be bothered to make the obvious taxi drivers emitting noxious gases, or the tenuous going south of the river references...
In yet more London transport related news, a survey by anti-ticketing organisation AppealNow revealed the most Traffic warden monitored area in London to be Golden Square, so next time you're double parked while you pop in to a buy an insanely expensive Bathing Ape T-shirt, don't say you weren't warned.