epa11879233 People ride bicycles during the 'Day without cars and motorcycles' in Bogota, Colombia, 06 February 2025. The 'Day without cars and motorcycles' takes place annually on the first Thursday of February to raise awareness about the impact that vehicles powered by fossil fuels have on air pollution. EPA/MAURICIO DUENAS CASTANEDA

epa11879232 People ride bicycles during the 'Day without cars and motorcycles' in Bogota, Colombia, 06 February 2025. The 'Day without cars and motorcycles' takes place annually on the first Thursday of February to raise awareness about the impact that vehicles powered by fossil fuels have on air pollution. EPA/MAURICIO DUENAS CASTANEDA