Determine remaining daylight on your hand. Use this simple trick to measure the remaining daylight without a watch. Count the finger widths between the sun and the horizon. Each finger is equivalent to 15 minutes, with each hand totaling an hour.
How To: Be A Prepper & Prepare For A Catastrophic Event [Infographic]
Remove the compass from the map and hold it level in front of you with the Direction of Travel Arrow pointing straight ahead. Turn your body until the red end of the Needle is directly over the Orienting Arrow, pointing to the “N” on the dial.
In this excerpt from 100 Deadly Skills: The SEAL Operative's Guide, retired Navy SEAL Clint Emerson explains how to survive a drowning attempt. When an operative is captured in hostile territory, the odds of survival are low.