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How to build an igloo

Published: 2 November 2016

When building an igloo for six hours in minus 54 degrees, Dylan Clark adheres to this ratio: For every second his hand is exposed to the cold, it takes 10 minutes back in the glove to warm it. “It’s hard to describe how cold it is,” he says of the northernmost Canadian Arctic. Dylan Clark is a master’s student working with the Climate Change Adaptation Research Group at McGill University. 
Read more: National Geographic

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