text: President Obama's goals were to curb the United States' greenhouse gas emissions. Recent studies say that Americans are buying and driving less cars and licenses are decreasing as each year goes by. The rise of cellphones and car-polling apps has faciliated and more commuting arrangements, including the evolution of shared van services for getting to work. New York's biking program bridges and tunnel tolls reflect new priorites as of car-sharing programs accross the nation. People have used other kinds of transportation instead of using their own. Mr. Sivak's son lives in San Fransico and owns a car but uses Bay Area Rapid Transit. A study has shown that fewer people have found that driving by young people decreased 23 percent between 2001-2009.