The Aéroports de la Côte d'Azur group operates Nice Côte d'Azur Airport, the second-busiest airport hub in France, and Cannes Mandelieu and Golfe de Saint-Tropez airports. It is number two in Europe for business aviation. The regular helicopter connection between Nice and Monaco is the busiest in the world in terms of traffic. The Group's three airports are certified as Level 4+ Transition Carbon Neutral by ACI, and the Group has committed to achieve the goal of zero CO2 emissions without compensation by 2030. Since 2016, Aéroports de la Côte d'Azur has been a private group, and the majority of its capital belongs to the Azzura consortium.