Glaciers in Greenland have been growing for several years. Gavin Schmidt at NASA says the last few years have been the hottest years ever.
In 1939, Greenland glaciers were rapidly disappearing, and facing catastrophic collapse.
17 Dec 1939, Page 15 – Harrisburg Sunday Courier at Newspapers.com
The graph below shows how glaciers grow during Gavin’s hot years, and rapidly melt during his cold years.