Climate Central: Even if world manages to limit global warming to 2°C -- the target number for current climate negotiations -- sea levels may still rise at least 6 meters (20 feet) above their current heights, radically reshaping the world's coastline and affecting millions in the process.
That finding comes from a new paper published on Thursday in Science that shows how high sea levels rose the last time carbon dioxide levels were this high.
That was about 3 million years ago, when the globe was about 3-5°F...