This group stresses being able to stay alive for indefinite periods in life-threatening wilderness scenarios, including plane crashes, shipwrecks, and being lost in the woods. Concerns are: thirst, hunger, climate, terrain, health, stress, and fear. The rule of 3 is often emphasized as common practice for wilderness survival. The rule states that a human can survive: 3 minutes without air, 3 hours without shelter, 3 days without water, 3 weeks without food. 
Preparing for catastrophic or short range survival is extremely personal and most of us keep it tight to our chest. I think PowderKeg says it best – Invisible and then Nuttus who knows that not all of us are the same skill or wherewithal stage, yet as a TEAM we shore up each others weaknesses, learn off each others strengths and it is a continual building process going forward.
If you find yourself in a survival situation you’re go ing to need rope to help devise shelter or extricate yourself from tight spots. Better yet you’ll need some incredibly tough paracord from Titan. Whether you need to string your food sack from a tree to keep it out of the reach of bears or remove your car from a ditch during rough winter weather Titan MIL-spec paracord is survival gear that can help.