Melting the ice (but not in a fun, life of the party way)

The NY Times has a lengthy article about glacial melting and sea level rise, with bad news:
But researchers have recently been startled to see big changes unfold in both Greenland and Antarctica.
As a result of recent calculations that take the changes into account, many scientists now say that sea level is likely to rise perhaps three feet by 2100 ? an increase that, should it come to pass, would pose a threat to coastal regions the world over.
And the calculations suggest that the rise could conceivably exceed six feet, which would put thousands of square miles ... More >Hacker Software Pencil