Bosworth can significantly cut oil use in transport in recent years , says Tony Bosworth . He believes HSR can reduce oil use before alternative energy technologies are ready . If power stations use fossil fuels , HSR will still impact climate , says Anthony Perl . But according to official estimates , it 's unlikely to lead to significant carbon dioxide cuts -- and may even increase climate-changing emissions . HSR argues HSR must be made affordable to get people out of cars .
Bosworth can significantly cut oil use in transport in recent years , says Tony Bosworth . He believes HSR can reduce oil use before alternative energy technologies are ready . If power stations use fossil fuels , HSR will still impact climate , says Anthony Perl . HSR argues HSR must be made affordable to get people out of cars .