RedOrbit: The United States could cut petroleum consumption and greenhouse gas emissions by 80 percent by 2050 for light-duty vehicles through the use of alternative fuels and strong government policies aimed at overcoming high costs and influencing consumer choices, according to a National Research Council report released on Monday.
"To reach the 2050 goals for reducing petroleum use and greenhouse gases, vehicles must become dramatically more efficient, regardless of how they are powered," said Douglas...