Surfing science: Dependent on weather, defined by the ocean
France's Johanne Defay rides a wave during a training session at the 2020 Summer Olympics, Friday, July 23, 2021, at Tsurigasaki beach in Ichinomiya, Japan. (AP Photo/Francisco Seco)
France's Michel Bourez rides a wave during a training session at the 2020 Summer Olympics, Friday, July 23, 2021, at Tsurigasaki beach in Ichinomiya, Japan. (AP Photo/Francisco Seco)
Japan's Kanoa Igarashi leaves after a training session at the 2020 Summer Olympics, Friday, July 23, 2021, at Tsurigasaki beach in Ichinomiya, Japan. (AP Photo/Francisco Seco)
France's Michel Bourez goes airborne as he rides a wave during a training session at the 2020 Summer Olympics, Friday, July 23, 2021, at Tsurigasaki beach in Ichinomiya, Japan. (AP Photo/Francisco Seco)
France's Jeremy Flores rides a wave during a training session at the 2020 Summer Olympics, Friday, July 23, 2021, at Tsurigasaki beach in Ichinomiya, Japan. (AP Photo/Francisco Seco)