The Three Shelter Categories
The three shelter categories are: hasty, semi-permanent, and permanent. Shelter is one of the core essentials of survival. Thus, it makes sense to have a working knowledge of the categories of shelter. A person can die from environmental exposure in as little as three hours without shelter. Of course, this rule is dependent on environmental and health factors. Furthermore, it is helpful to remember that there are many types of shelters within each category. Therefore, it is beyond the scope of this article to discuss all of the