John Liang is the News Editor at DeeperBlue.com. He first got the diving bug while in High School in Cairo, Egypt, where he earned his PADI Open Water Diver certification in the Red Sea off the Sinai Peninsula. Since then, John has dived in a volcanic lake in Guatemala, among white-tipped sharks off the Pacific Coast of Costa Rica, and other places including a pool in Las Vegas helping to break the world record for the largest underwater press conference.
Ask any competitive freediver what makes them confident that they can hit the target depth they're going for at a freediving competition, and to a man or woman they'll respond that one of the main things is having a good, competent group of safety divers watching out for them.
If you're a big fan of champion freediver Guillaume Néry -- and let's face it, who isn't -- and have wanted to learn more about his training methods and life story, you're in luck: The English version of his book "Depths" goes on sale this week.
Several coral reefs in the Florida Keys could be getting a new lease on life.