text: Last but not least a few other advanteges are it helps to conserve energy, lower emmissions and improve saftey. It conserves the fossil fuels that are running out fast due to many people driving. It also helps lower emmission from the cars that people drive aroud the United states and the world, which pollutes the air and then creates smog. And it helps improve safety by haing less car sccidents and people being run over by cars. It will help by making the death rate of accidents go down.