03 — Pillar · Survival
Water procurement and purification, edible plants, and emergency food sources.
Q&A in this topic
11 total
Proper identification prevents deadly poisoning. Field guides specific to your region aid identification. Multiple identifying features required—single trait in
Rainwater catchment uses tarps, cloth, or natural surfaces to direct water into containers. Ideal setup: large tarp tilted toward a collection point, water chan
Insects are nutritious and abundant. Most insects are safe to eat when properly prepared, providing critical protein.
Drying, smoking, and salt-curing preserve food for extended periods without refrigeration. Selection and execution determine success.
Tablets (iodine, bleach) kill bacteria and viruses but don't remove particles or heavy metals. Filters remove particles but may not kill viruses depending on fi
The most reliable field water purification methods are boiling (rolling boil for 1 minute, 3 minutes above 6,500 feet), hollow fiber filtration (Sawyer, LifeStr
Water purification requires boiling, solar disinfection, or filtering. Multiple purification methods used together provide maximum safety.
Boiling kills pathogens effectively—rolling boil for 1 minute at sea level, 3 minutes at altitude. Filtration removes sediment but doesn't kill viruses. Chemica
Hand lines (cordage with hook/sinker) catch fish effectively. Fish weirs (rock or branch barriers) trap fish in slow water. Deadfalls catch fish by dropping wei
Iodine tablets kill most pathogens effectively. Chemical taste improves with vitamin C tablets. Quantity needed depends on water consumption. Shelf stability al
Most insects are safe to eat and provide excellent protein. Grasshoppers, crickets, ants, termites, and most larvae are edible. Avoid insects with bright colors
