Going green is the key thing that people can do to save the environment. Using public transportation is one of the simplest things that people can do to live a green lifestyle. Studies have shown that public transportation helps save 4.2 billion gallons of gasoline each year. It also helps save 20 pounds of CO2 emissions per person per day.
The number of people taking public transportation is increasing. In fact, the number of people taking public transportation in the United States increased by 2.3 percent in 2011. The number of people taking public transportation in smaller towns is also increasing. In 2011, there was a 5.4 percent increase in public transit ridership in towns that had a population less than 100,000.
Austin, Texas is the city in the United States that experienced the largest increase in public transportation ridership. Public transit ridership in Austin grew by 169 percent in 2011.