Shelter, Fire, and Water A Waterproof Guide to Three Key Elements for Survival

While in the wilderness, the three key elements needed for survivalspecifically for mainting core body temperature necessary for lifeare shelter, water, and fire. The most effective man made and natural shelters for protection against the elements are included within, along with how to identify and utilize different fire types and, finally, how to collect and disinfect water sources in order to protect against waterborne viruses and pathogens.