Melting of Greenland ice sheet
Science In Action
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The Greenland Ice Sheet and the Climate Change It Causes
The Greenland ice sheet has gone from this massive frozen reservoir of water to one that could raise global sea level by 7.4 meters should it all disappear. It's a pretty gloomy story in terms of the half a billion people who live in low-lying vulnerable coastal regions of the planet particularly for those who are so economically tied to it that they can't move. If society if policymakers and industry curtail their carbon emissions there is a really really high chance that we can turn around this melt situation on the Greenland and Antarctica coast sheets. We haven't passed some irreversible tipping point it is reversible and that in a big way keeps me going.
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