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Feb
21
comment Do iodine water treatment tablets have negative effects?
I'd like to point out that on a typical hiking trip, you wouldn't be using iodine for "prolonged periods".
Feb
1
comment How can you navigate without a compass or GPS
The Southern Cross can still be used to point your way south. It's not as quick and easy as Polaris (which doesn't lie at true north, it's just a whole lot closer), but it still works.