Even the smartest smartphone hasn’t been able to compensate for having no signal; until now. goTenna leverages a simple messaging app to allow you to communicate with the outside world should you be in need of help. You can share your GPS coordinates and condition, access offline maps or broadcast your situation to any other goTenna user in the vicinity. You also get confirmation your messages were delivered successfully so you can rest assured help is on the way. Finally, a way to get more from your phone when you’re off-grid. A smart, affordable piece of survival gear.
For global catastrophic risks the costs of food storage become impractical for most of the population  and for some such catastrophes conventional agriculture would not function due to the loss of a large fraction of sunlight (e.g. during nuclear winter or a supervolcano). In such situations, alternative food is necessary, which is converting natural gas and wood fiber to human edible food.
In tropical areas, a survival kit may have mosquito head netting, additional insect repellent, anti-fungal cream, a machete, water purification tablets, foot powder, matches, a flint strike, a compass, a wire saw, a space blanket, medical equipment (gauze pads, elastic gauze bandage, antiseptic creams, anti-malaria tablets, anti-infection tablets, bandages, etc.), salt tablets, a fishing kit, snare wire, extra socks, a candle, a signal mirror, flares, a sewing kit, safety pins, tinder, tape, a whistle, and rations.
Radio transceiver, standard VHF marine when operating near inland shore, 121.5 MHz AM VHF guard channel capable aircraft band transceiver to contact rescuers and high overflying commercial and military aircraft visible by contrails, an optional amateur radio if a licensed radio amateur, (see Ham Radio) or an AM/FM/Weather/Shortwave radio receiver to receive precise time for celestial navigation as well as weather information
Untold numbers of people wind up suffering frostbite, shock or hypothermia every year because they didn’t have adequate survival gear when the weather on their wilderness adventure took a rapid turn for the worse. But it doesn’t have to be that way. The Titan 2-sided Mylar Survival Blanket is light as a feather and yet capable of retaining up to 90% of your body heat.
The Sundome opens to a full 7 x 5 feet and will comfortably fit 2 adults. It’s light, has a polyethylene base that keeps ground moisture out and a 75 denier fly to protect you from rain and snow. The Sundome is survival gear that goes up in a hurry for those times when there’s no time to waste. It can easily be assembled by one person even when the wind has kicked up. That’s because it utilizes only 2 instead of the normal 3 or 4 tent poles. You’ll never be victimized by the elements as long as you’re toting the portable and affordable Coleman Sundome with you.
With the world seeming to become a more volatile and dangerous place with every encroaching year, it can be hard to know exactly where you can feel safe. The modern media is overloaded with stories about violence, crime, and sensational pieces on the worst people in our society. But there have to be some places within the United States where the chances of anything like that happening to you is next to impossible, right?