Many people support motorway building, but building more highways also raises many objections. Yet, the environmentalists should not preoccupy themselves with the issue of whether or not to build more highways, but with how to secure the least environmentally damaging construction methods. The current technological advancement in road construction allows to put in place a range of environmental safeguards that protect people and wild-life against adverse effects of motor transport. Only adequate financial resources need to be allocated to this end. The author puts forward an idea of additional environmental fees in compliance with the Polluter pays principle.