Knowledge of cold-climate food sources.

In a Blue Mountain winter, conventional provisions run out.

The question is what replaces them.

Small animals can be snared.

Specific plant roots can be found in specific locations under specific snow conditions.

The caches of food that animals create for their own winter use can sometimes be located and accessed.

Knowing which of these sources exist, where to find them, and how to access them efficiently is specific knowledge.

Management of cold-exposure in children.