Humans have already set in motion 69 feet of sea-level rise

Grist: Last week, a much discussed new paper in the journal Nature seemed to suggest to some that we needn't worry too much about the melting of Greenland, the mile-thick mass of ice at the top of the globe. The research found that the Greenland ice sheet seems to have survived a previous warm period in Earth's history - the Eemian period, some 126,000 years ago - without vanishing (although it did melt considerably). But Ohio State glaciologist Jason Box isn't buying it. At Monday's Climate Desk...

URL: http://grist.org/climate-energy/humans-have-already-set-in-motion-69-feet-of-sea-level-rise/
Enclosure: http://youtu.be/2r8cHXP8P4A