In the state of your soul survival depends on four things: protection from the weather (cold, rain, heat), food, water and a search party. Also in operational activities, Such as rescue operations, climbing in the squad, disaster relief, communication plays an Important role in the operation. Ability to communicate with others is vital to master the outdoors. This will be felt when we are in a condition of survival in which we must be able to provide alerts to notify or ask for help in someone who may be able to give help to us. In this material will be explained some practical ways that will communicate directly useful in outdoor activities, namely:
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| Morse |
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| Semaphores |
