
We picked this up from Curbed:
New data published in Science shows that if the planet warms by 2 degrees Celsius, sea levels will rise about 20 feet. It's pretty much a given that this will happen, it's just a matter of when — it could be by the end of the century.
And!
In New York, it means that entire neighborhoods would be wiped out and 1.8 million people would be displaced.
And if/when this happens, the water will wash over a good part of this neighborhood... west to First Avenue in spots... south to Avenue A around East Fourth Street...

[Click to go big]
If this helps...

Anyway, you can find the full report here at Science. And read more here at Gizmodo.