The National School of Ski and Alpinsime hosts today a conference to think about the future of the snowparks: activities and facilities Indeed every winter, the big-air and other snowpark bumps cause more and more accidents of ski or snowboard. The big question is what are the responsibilities? Should we regulate and enhance the security? All these questions will be discussed today at the ENSA Chamonix by nearly 80 professionals (professionals of the ski slopes, lawyers and representatives of mayors). The Commander Lavergne of the PGHM Chamonix is one of the speakers. Radio Mont Blanc