Gas prices are displayed on a board at a Hess station in Hoboken, N.J., Sunday. Lower oil and gasoline prices are giving relief to consumers who recently seemed about to face the highest prices ever. CX Matiash/AP hide caption

itoggle caption CX Matiash/AP

The new rules' would reduce harmful emissions, the EPA says. David Paul Morris/Getty Images hide caption

itoggle caption David Paul Morris/Getty Images

Parts of New York were also suffering fuel shortages, including Staten Island, where there were long lines for gas Friday. John Moore/Getty Images hide caption

itoggle caption John Moore/Getty Images

Gas prices in France have topped more than $8 a gallon in some areas. In this photo from January, a woman rides her bike past a gas station in Paris. Joel Saget/AFP/Getty Images hide caption

itoggle caption Joel Saget/AFP/Getty Images