Australian Broadcasting Corporation: Two-time world surfing champion Tom Carroll grew up at Newport Beach in northern Sydney. His home break rolls in over a shallow reef when the swell is up, providing an exhilarating blue ride for the locals.
But with sea levels expected to rise 80 centimetres by the end of this century from climate change, the combination of factors that led to the formation of these glassy waves could be irrevocably altered.
“The changes would be profound and, from surfing it all my life, I guess it would only…