The charts compares the amount of CO2 emissions from four kind of transport including cycle or walk, bus and train, car-4 people, and car-driver only. The table shows the percentage of peple using each type of transport and their average age in Houson, Texas.
Overall, the majority of communters in Houston prefer using their cars, particularly as solo drivers, which leads to substantial CO2 emissions.
The percentage of people using car-driver solo to work in Houston is the most popularity with 48%. In rank second is the public of transports with 37%. The figures for commuter using car more than 1 person and cycling or walking are lower significant with 11% and 4%, respectively. On the other hand, the group of travellers has the highest average age is train or bus with 39 is cycle or walk.
As can be seen in the chart, car diver without passengers also contribute the highest CO2 emission with 0.32 kilograms per person per kilometre. The proportion of Co2 emisisions from car-4 people is high considerably with approximately 0.075 kilorams. The forms of transport cause little is bus or train with just 0.01% and expecial cycle or walk is the only group with no pollution.