Despite the attached article and additional images referring specifically to European countries, the same ‘speed’ scenario and dangers undeniably apply in the USA and Canada, too.

Did you know that, on average, 1 in 3 deaths on roads in high-income countries are due to speed? (More info.)
The speeds shown in the infographic, above — 30, 50 and 80 — refer to kilometres per hour (km/h) and are equivalent to 17, 31 and 50mph.