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12
votes
2answers
922 views

How harmful is the rising/setting sun?

Often, while hiking, my companions and I treat the very early/late sun as being less harmful (as far as skin cancer and UV radiation are concerned). For example, we might not apply sunscreen ...
8
votes
1answer
98 views

Is there simple guidance on sunburn risk associated with altitude?

When skiing, if the weather is good, I often come back with a better tan than if I have been at the beach. Obviously with altitude, there is less blocking of UV rays by the atmosphere. But how much ...
7
votes
5answers
328 views

How to make a fire without burning the ground

I was wondering if there was a way to make a fire pit and start a fire in it, and have a way to protect the ground beneith it as much as possible. I don't really know how I could manage to do that, ...
7
votes
2answers
257 views

“Must Have” in a starter Trad Rack

After learning to climb indoors on top rope and learning to lead sport climbs outdoors I will be progressing into Trad climbing by taking an instruction course as well as climbing with other ...
5
votes
2answers
258 views

Does a red headscarf or hat provide better protection from the sun?

I read in an old tourist guide (from the beginning of the 20th century) that during mountain walks on sunny days one should wear a red headscarf or a hat with red lining to avoid heat stroke, because ...