text: It was the third straight year cars have been banned with only buses and tais permitted for the day without cars in this capital city of 5-7Million. the goal is to promote alterative transportation to help the pollution in the sky to cool down or go down a bit, the turnout was  a large despite gray clouds dumped occasional rain showers on Bogota,but the rain hasn't stopped people from participateing, it's a good opportunity to take away stress and  lower air pollution said businessman, the day without cars is part of an improvement campaign that began in bogota in the mid-1990s it has seen the contruction of 118 miles of bicycle. parks and sports centers has also have bloomed throughout the city  uneven pitted sidewalks ahve been replaced by broad smooth sidewalks, rush-hour-restruction have been dramatically cut traffic and new restarunts  and upscales,        To many, it is a necessity. To others, its a waste of money. Cars have been a growing industry ever since the Model-T, but over the last few years automobiles may soon start to look like a thing of the past. There have been many efforts to reduce car use because it is better for the enviorment, creates a more social atmosphere, and the best of all it is cheaper.