I did a road trip in New Zealand where petrol is $2 a liter, ie about $8 per gallon. It made us much more conscious about how much we were driving. It's the onl

I did a road trip in New Zealand where petrol is $2 a liter, ie about $8 per gallon. It made us much more conscious about how much we were driving. It's the only place I've seen hitchhiking still socially acceptable and not creepy. A gas tax that size would help pay for roads and encourage gradual densification. Maybe everyone could receive a refundable credit during the first few years of phase in to avoid sticker shock.