The extraction process to remove the lead from the sulfur is very simple, thus lead has been extracted from Galena since the earliest times.Galena from certain regions is rich in silver, and some specimens may contain as much as 20 percent silver. Because of this, silver-rich Galena is also an ore of silver.
Research shows that hiking has a positive impact on combating the symptoms of stress and anxiety, says Gregory A. Miller, PhD, president of the American Hiking Society. Being in nature is ingrained in our DNA, and we sometimes forget that.
Training Overview. Training for Hiking, Trekking and Backpacking is usually going to involve a combination of training for specific fitness qualities, doing sport specific outings and practicing sport required skill elements. There are five major fitness qualities your general training should focus on for Hiking, Trekking and Backpacking.