BASt study on the potential CO2 savings of a speed limit on freeways
The question of introducing a speed limit has been the subject of controversial and often highly ideologized debate for years. The Federal Ministry of Transport would like to make a contribution to objectifying the debate with a well-founded, up-to-date study. The survey by the Federal Highway Research Institute shows: Although the introduction of a speed limit would lead to savings, these do not turn out to be as high as claimed by many sides.
