ArcticDEM Release 7 is a complete re-release of the Arctic at 2-meter resolution.
First release of the high-resolution Digital Elevation Model of Antarctica (REMA).
Quantarctica, a free GIS for Antarctica, releases Version 3 with hundreds of GIS layers.
ArcticDEM Release 6 adds much of Russia and Scandinavia. ArcticDEM now covers 97% of the Arctic.