The evidence for more 20mph zones ⤵️
✔️ Cut deaths and serious injuries by 1/3
✔️ Protect children
✔️ Reduce crashes
✔️ Lower noise
✔️ Boost walking & cycling

Dear Britain, it’s now clear: 20mph zones save lives and don’t slow traffic. Implement them | Sadiq Khan
There is too much bluff and bluster on this subject. Ordinary people just want safe streets for themselves and those they love, and we can achieve that, says London mayor Sadiq Khan