Even with the caveats about limited data and untangling causation and correlation, the statistics are striking: the first year of a scheme in Wales where the speed limit on urban roads was lowered to 20mph resulted in about 100 fewer people killed or seriously injured.

  • sping
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    3 days ago

    Not sure why they’d adjust. It’s mostly urban areas where top speed makes little difference to journey times. Journey times are generally decided by how long you spend waiting at every light and intersection.