You might decide against a long road trip because the gas would cost too much.

Estimates vary on how much more the new gas will cost to produce.

Today, gas again costs about 15 cents a mile for the average driver, which gives the country some incentive to become more energy-efficient.

On the East Coast, gas now costs about $1.69 a gallon, up about 32 cents from a year ago, according to a federal survey.

"When it got to the point where gas was costing me $30 a day, I had to do something," he said.

"You ought to know, with your own car--and gas costing what it does."

What happens if we all wake up tomorrow to find that gas now costs $10 a gallon?

Today, the gas costs only slightly more than a subway ride.

Covering the trash heaps and capping obnoxious gases will cost the city about $1 billion.

Seeing a movie in the theater now costs about $10; gas costs more than $2 per gallon; and few new cars cost less than $15,000.