Research is mobilized to stop the disappearance of corals
14% of the world's coral has disappeared has disappeared in less than ten years, according to a study conducted by a network of 300 researchers around the world. This is a worrying figure for the health of our oceans: 14% of the world's coral disappeared between 2009 and 2018, or 11,700 km² of corals less over the entire globe. No region is spared and in quantity, it is as if all the corals of the Caribbean and the Red Sea have disappeared. However, corals are home to a quarter of marine flora and fauna . Global warming primarily responsible The number one responsible is global warming: when the water temperature rises, the coral no longer recognizes the zooxanthellae, the micro-algae, with which it normally lives in symbiosis. So many algae that give it all its colors and provide it with 90% of its nutrients: the coral then starts to bleach and can then end up dying. As if, in short, he was dying of hunger. As there are 1,200 different species of corals, several teams around ...