6
votes
1answer
351 views

How can I build a safe, effective igloo?

If I want to build an igloo to keep me warm in a snowy climate, how can I go about this? What size blocks should I cut? How big should the entrance be? How can I mitigate the risk of the igloo ...
30
votes
9answers
19k views

Does eating snow help dehydration?

I have heard many people say that eating snow actually can increase dehydration since the energy required for the body to heat up and melt the snow is greater than the benefits received from the ...