French freediver Morgan Bourc'his is the 2019 world champion in constant weight apnea without fins. Without any assistance or rope, he can descend 90 meters underwater without breathing. Like other athletes in his discipline, he testifies to the climatic changes taking place in the oceans. During 2020, he will be showing a scientific documentary that traces his expeditions to Norway where he comes into contact with populations of orcas and whales.