How to build an igloo – Ray Mears – Answers to and notes on exercise 1

A Ice crystals and snow.
Note: As heat inside the igloo makes the ice and snow thaw, icy water fills gaps in the walls which then become sealed as the water refreezes. This makes the igloo stronger and windproof.
B Huskies
C When and while they went hunting on the ice.
D About 30 years ago.
E A shovel.
a shovel – a tool similar to a spade with a broad blade and upturned sides
F tinder
G A ventilation hole.
H Minus 32⁰ / -32⁰ C / 32⁰ below freezing.

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