Bicycles were introduced in the 19th century and now number about one billion worldwide.They are the principal means of transportation in many regions.
Cycling is an extremely efficient and effective mode of transportation optimal for short to moderate distances. Bicycles provide numerous benefits compared to motor vehicles, including exercise, an alternative to the use of fossil fuels, no air or noise pollution, much reduced traffic congestion, easier parking, greater maneuverability, and access to both roads and paths.
