in yellowstone in the united states. by 2100, around half of the glaziers in world heritage sites will disappear in a business as usual scenario. every year, the world heritage glaziers are losing 58 million tonnes of ice. this represents the water consumed in france and spain combined. and also, this represents around 5% of global sea level rise. and i will say that this is particularly alarming because the risks that are implied by this are manyfold. this could lead to coastal erosion, for instance, but also a high risk of cyclones, storms and tsunamis.