9 years ago
The coming of the glacier men
When climbers go missing on high mountains it can be decades before their frozen remains are found in the snow and ice. But around the world, mountain ice is now receding. Does the rise in global temperatures provide hope to families who never had a body to say goodbye to? "I'm always looking for things, or colours, that don't belong in nature, and you can see that quite often, crampons, rucksacks," says Alpine rescue pilot Gerold Biner.
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