If all the ice around the world were to melt, sea level would rise around 70 meters (230 feet). The ocean would cover all coastal cities. Later D.C.! #coastal #design #vexillology #fabflagcollab #envirorevflag (at Cambridge, Massachusetts) https://www.instagram.com/p/B-sm9v-pcKa/?igshid=d4nxh14b7npv













