Post History
Last year I was taught an approximation by a mountaineer guide. It is an average and worked quite well for me. Of course you need adaption for alpine tours (3000m+), physical condition, weather, ex...
Answer
Last year I was taught an approximation by a mountaineer guide. It is an average and worked quite well for me. Of course you need adaption for alpine tours (3000m+), physical condition, weather, ex...