Narwhals Are Helping NASA Understand Melting Ice and Rising Seas
By
Adam Popescu
August 24, 2017, 5:00 AM CDT
Greenland’s ice cap holds beneath it 10 percent of the earth’s freshwater, enough to raise global sea levels by 20 feet. While there’s no doubt it is melting, scientists have little certainty about exactly what’s happening inside this 10,000-year-old ice roughly three times the size of Texas. Last winter was the warmest on record in the Arctic, and as…