Buddy diving just before and after the Second World War. After the invention of the "aqualung" by Cousteau and Gagnan, the first commercially underwater breathing apparatus became available for sale for sporting purposes in the late 1940s. As the new sport of scuba diving rapidly expanded through the 1950s, several sporting organisations—notably the YMCA—began programmes to train swimming enthusiasts in this new aquatic pastime, and began to codify what they believed were proper practises for this expanding sport. The YMCA considered the buddy system a useful corollary to the "never swim alone" rule of their swimming and lifesaving programmes. Cousteau himself independently
Philippe Cousteau Jr. Philippe Cousteau Jr. Philippe-Pierre Jacques-Yves Arnault Cousteau Jr. is the son of Philippe Cousteau and the grandson of Jacques-Yves Cousteau. Cousteau has continued the work of his father and grandfather by educating the public about environmental and conservation issues. In 2017, he received an Emmy nomination for hosting the syndicated science series "Awesome Planet". Philippe and his wife Ashlan Gorse Cousteau currently co-star in the Travel Channel series Caribbean Pirate Treasure, the second season of which is scheduled to air in 2018. The show won the Cynopsis TV Award for the best adventure reality series after its first season. Philippe