Mont Blanc ultramarathon trail kicks off amid growing environmental concern
- Mont Blanc: 6 events in the last 90 days
What happened
The annual UTMB, the flagship race of the Ultra-Trail du Mont-Blanc week, kicked off on Friday with 2,500 participants. As the race continues to attract more runners each year, local residents are increasingly concerned about its environmental impact.
Summary assembled by rule from the sources below