This is horrifying.
In a region better known for its ice and snow, it's a fire that now has scientists struggling to learn more. Since at least the end of last month, a stretch of land in western Greenland has been alight with a with a "sizable wildfire," NASA says.
To say this is unusual is an understatement. This is one more sign that the natural world is undergoing drastic change during our lifetime. We ignore them at our peril.