44% of French ski resorts were awarded this criteria

My resort was awarded this logo if:

The resort has undertaken the setup of an environmental management system to reduce its impact on the landscape (ISO 14001, TNS, EMAS, Green Globe). These certifications had to be obtained before July 2011 confirming that the systems organization ensures the reduction of its impact on the environment. The name of the organization establishing the certification of the resort, the date and the number of the certificate are available.