Later today, President Obama plans to announce a major agreement between the White House and the nation’s top automakers. By 2025, cars sold domestically will have to drive 54.5 miles to the gallon. The president hopes this move will dramatically decrease the country’s need for foreign oil, but this agreement may also dramatically change the face of the American highway as we know it. Paul Eisenstein, editor of The Detroit Bureau, and Ian Pearson, a futurist with the British consulting firm Futurizon, take a look at the future of driving with cleaner vehicles.