This is a guide for surviving many types of disasters.  The information is provided in a calm manner.  It has no scary hype, but clear facts.  Written by the author of exciting but realistic stories of a possible apocalyptic scenario.
The guide covers the extensive information to help you solve your problems related to food, water, shelter, security, health, and long-term quality of life after those things are no longer available.  The three sections cover short-term, mid-range, and long-term survival.  Those sections correspond to what you will need to know for the first month, the first year, and for many years afterwards.
The book emphasizes urban, suburban and rural areas in North America.