Answer:
Paris has bicycle lanes separate from other traffic using physical barriers such as a kerb. This makes the use of bicycles in Paris to be highly encouraged and patronized. There are many people, especially tourists, who need bicycles to tour the city. The mayor is very much aware of the need for a bicycle rental program to sustain this feature of the city (a city of bicycles).
Step-by-step explanation:
According to wikipedia.com, "There are 700 kilometers (430 miles) of cycle paths and routes in Paris, including piste cyclable (bike lanes separated from other traffic by physical barriers such as a kerb) and bande cyclable (a bicycle lane denoted by a painted path on the road)."