Far less effective for who? Banning lorries in London won't help people in Oxford, manchester or anywhere else in the rest of the country (or even outside central london), so in essence you're not solving the problem, making trucks safer for other road users should be the priority or you will still see people being killed.
Far less effective for who? Banning lorries in London won't help people in Oxford, manchester or anywhere else in the rest of the country (or even outside central london), so in essence you're not solving the problem, making trucks safer for other road users should be the priority or you will still see people being killed.