Topics: Doomsday Preppers - Wikipedia
Doomsday Preppers was an American reality television series that aired on the National Geographic Channel from 2011 to 2014. The program profiles various survivalists , or "preppers", who are preparing to survive the various circumstances that may cause the end of civilization , including economic collapse , societal collapse , and electromagnetic pulse. The quality of their preparations is graded by the consulting company Practical Preppers, who provide analysis and recommendations for improvements.
Casting for the first season began September 2011. Casting for a second season began April 2012.  The series' third season premiered on October 29, 2013.   The series concluded its fourth and final season in August 2014. 
In response to negative comments, Jay Desai, who was featured in the shows first season, responded: "We don’t make it an obsession like some folks but we do spend a fair amount of time and money on it.. you can’t always rely on the government or society to help you. The more people that are prepping minded, the better off we’ll all do."