Ice bergs are nearly neutral as far as water level goes, since they displace about the volume of water they contain (if melted). If all the sea ice melts, the s

Ice bergs are nearly neutral as far as water level goes, since they displace about the volume of water they contain (if melted). If all the sea ice melts, the sea will rise on the order of mm. (I have the calculations around somewhere if you want details.) The problem is the ice currently located on land.