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14
votes
2answers
1k 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 ...
10
votes
2answers
181 views

Why does sunscreen not work all day?

All over the internet it says that sunscreen does not work all day, but does not say anything about why. Why does sunscreen not work all day? Does the matrials get destroyed by the UV rays? Or is it ...
10
votes
1answer
121 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 ...
9
votes
2answers
118 views

Do polarized sunglasses protect against UV?

My eyes are sensitive and tending towards cataracts. I'm told to avoid the Sun's UV, but many polarized sunspecs don't mention UV. I'd appreciate it if someone knows the answer.
7
votes
5answers
576 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
323 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 ...
7
votes
2answers
409 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 ...
6
votes
3answers
88 views

Gloves for knuckle protection that can get wet but not necessarily waterproof

I am looking to replace my NRS creeking gloves that I use for kayaking "bony" rivers and creeks where rock contact is a real possibility. The problem that I have with them is that the seams are not ...
4
votes
1answer
84 views

What is SPF in sunscreen cream?

What is SPF in sunscreen creams? I go to 2500m-4000m altitude. What should I use? And I've heard that SPF more than 55 is not for men. Does more SPF mean more sun protection? What would be an ...
1
vote
3answers
157 views

Sunblock for clothing-optional camping

What should I look for in a suntan lotion for a nude camping trip? I don't know what to look for when it goes on the whole body. Are there any ingredients that I should watch out for?