Scientists Find Possible Second Subglacial Impact Crater in Northwest Greenland | Geoscience – Sci-News.com

Following the discovery of the 19.2-mile (31 km) wide Hiawatha impact crater beneath the northwest margin of the Greenland Ice Sheet, Dr. Joe MacGregor of NASA’s Goddard Space Flight Center and colleagues explored satellite and aerogeophysical data in search …

Scientists Find Possible Second Subglacial Impact Crater in Northwest Greenland | Geoscience – Sci-News.com

Following the discovery of the 19.2-mile (31 km) wide Hiawatha impact crater beneath the northwest margin of the Greenland Ice Sheet, Dr. Joe MacGregor of NASA’s Goddard Space Flight Center and colleagues explored satellite and aerogeophysical data in search …
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