| It might be fairly easy to find bus carbon | | | | responsible for all of the 1.3kg CO2 per km |
| emissions figures for cars but a reliable source for | | | | traveled? It does not seem right to support an |
| any type of bus seems to be difficult. If you | | | | infrequent bus service, or having no alternative, |
| would ask a typical about 200 miles a day, and his | | | | should be penalized because of a higher carbon |
| bus took about 70 passengers, he might not be | | | | footprint, over the buses driven at definitely |
| able to tell you the statistics of emissions since it | | | | increasing carbon emissions, road congestion, and |
| takes a lot of calculations. With the growing | | | | noise. |
| numbers of buses around the world, there is a | | | | Rather than looking at the extra emissions from |
| calling to make it possible to easily determine the | | | | one passenger, it is better to assess the average |
| emission figures. Nonetheless, all buses | | | | increase in GHG emissions from many additional |
| manufactured over the past two years have | | | | passengers, as we should calculate bus carbon |
| very low emission engines indeed as some run on | | | | emissions costs for every passenger assuming |
| hydrogen cell batteries rather than oil. Hence, a | | | | occupancy levels are large enough for new |
| modern bus loaded with 70 people in the rush | | | | services to be contemplated. Evidently, several |
| hour produces about the same number of | | | | popular and off-peak services run at occupancy |
| emissions as two private cars. The benefits of | | | | levels are much less than this hence average bus |
| mass bus travel to and from larger towns include | | | | occupancy is only 9 passengers. On routes where |
| the congestion pollution and carbon emissions, | | | | occupancy levels are low, the driving force bus |
| improving the situation as older buses are phased | | | | services provisions is not just the fares paid by |
| out year after year. In spite of it all, how do the | | | | the passengers but by the society's decision that |
| different governments deal with the remaining | | | | certain minimum level of bus service must be |
| problems? | | | | provided, funded by a subsidy if necessary. |
| While there are still problems existing on old | | | | It is therefore the government's power, which |
| buses, it is important to get familiar with the | | | | specifies the minimum level of service responsible |
| details. There is a philosophical problem on how to | | | | for some of the carbon use. The level of bus |
| allocate responsibility for bus carbon emissions. | | | | carbon emissions should be added to that of |
| Considering a passenger boarding a bus that is | | | | other services provided by governments like the |
| empty apart from the driver, you will see that a | | | | ambulance service and so on, rather than being |
| typical bus produces about 1.3kg CO2 per km | | | | averaged over all bus passengers. |
| traveled, but the question is: will this passenger be | | | | |