Alpine ice and a murder mystery

Thanks to Claire Kyndt for the tipoff to this story which I've sat on since April as it dropped off the bottom of my draft posts.
It has elements of the climate emergency, Medieval history, and glacier retreat. Many things have melted out of glaciers in the past of course  including 

The melting ice of Arctic glaciers is revealing various treasures from the past, and there are lots of stories emerging, with many more to come I am sure...