With 10, 600 bicycles in circulation，Paris city officials are hoping the program will provide people with more environmentally friendly transportation．  It seems both Parisians and tourists are taking advantage of the program．Since its launch a little over two weeks ago，Vélib has already seen almost half a million rentals．And，with the addition of 10，000 more bikes and 700 more stations in the next 12 months，city officials expect at least 200，000 regular users by year end． Parisian Olivier Bioret has already gone for a spin on one of Vélib’s vehicles and plans to make use of them more often． “It’s a real pleasure—when，like me，you don’t have space enough in your flat to have your own bike—to be able to discover．to cross Paris and not have to take the subway，”he said． As a socialist and longtime green activist，Mayor Bertrand Delanoe regards Vélib as just a part of his plan to reduce car traffic and，thus，lower pollution by 2020． Apart from its environmental benefits，Vélib is also being praised as a way of collecting money for the city，for all the money from rentals goes to the city government． Paris is not alone in its attempt to profit from the power of the bicycles． Across the globe，cities such as Barcelona，which stated its bike-share program in March with 1,500 vehicles and 100 stations，and New York，which launched a five-day trial program last month，are using bicycles as a way to cut back on both traffic and pollution． However，it remains to be seen whether people’s acceptance of these programs is simply a passing fashion or whether this movement has the power to take root and transform the face of public transportation around the world． 小题1:The real purpose of Vélib is________．
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