Teeming beauty is only a degree or two from stark tragedy in a stunning quest in which divers, photographers, and scientists set out to unravel the mystery of why the world’s coral reefs are disappearing so quickly. Using footage from thirty countries, director Jeff Orlowski spent three years creating a film that seeks to raise awareness of a global climate catastrophe already well underway.

Image Credit: New Cal Panorama 04 - March 2016 © The Ocean Agency - XL Catlin Seaview Survey - Richard Vevers