Melting Polar Ice Added 11 Millimeters to Seas Over Two Decades

Melting Polar Ice Added 11 Millimeters to Seas Over Two Decades

Steen Ulrik Johannessen/AFP via Getty Images

As the Earth heads for its ninth-hottest year, the researchers also found ice in Greenland is melting about five times faster than in the 1990s and that the east and west coasts of the U.S. and some other low-lying areas may have experienced even larger increases in sea levels.