IUCN: 96% of the world and #39;s coral reefs at risk of disappearing by 2075

Climate change exposes nearly all shallow-water coral reefs to an extremely high risk of extinction by 2075, the International Union for Conservation of Nature (IUCN) warns. The first global assessment of its kind places 96% of these reefs in the ‘critically endangered’ category, amid warming oceans and increasingly frequent bleaching events.