Living off-grid is challenging enough, but surviving off-grid after a global catastrophe is all but impossible unless you prepare, starting now. At the most basic level, you and your family will need water, food and shelter. In the long term, a power source and a way to communicate may be critical to your physical and mental well-being. Find out the basics about survival gear - how to find it, how to cache it and when to use it, all from an experienced off-grid wilderness settler.