Every time you ski or walks of the Dolomites, remember one thing: you are above the corals. We should remember even each time that we breathe, that if we partake of the available oxygen is thanks to the hand of the coral reefs. But this class wonderful animals, who composes and soul of the seas (and not only) and ecosystems around the world, it is often all too forgotten, even now, that we run the risk of losing it forever due to bleaching and warming of the oceans.