text: Author Andrew Selsky states in his article, "Car-free day is spinning into a big hit in Bogota," that millions of Colombians hiked, biked, skated or took buses to work during the car-free day." This day was done so it can encourage people of altervative transportation and reducetion of smog, and according to the article some may say it works. "It is a good opportunity to take away stress and lower air pollution" Stated by bussiness man, Carlos Arturo Plaza.