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Why is the water in Pingualuit crater so pure?
article Pingualuit crater which is also the current revision, "The lake also holds some of the purest fresh water in the world, with a salinity level of less than 3 ppm (the salinity level of the Great Lakes …
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Is there a lake whose sole source of water is rain and has a hole at the bottom draining it?
Oregon lake has a drain hole at the bottom but also has water flowing into it. Pingualuit crater has no water flowing into it but probably has no drain hole at the bottom either.
I'm wondering if th …
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Is Oregon lake extremely pure water? If so, why?
My question is,
Is the lake shown in the YouTube video Clear Lake, Oregon extremely pure water by volume not counting dissolved air which might be about 1 in 20 by volume?
In case you didn't rea …
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Why is the ice on a frozen lake sometimes cracked?
The YouTube video Skating Lake Baikal, the world's deepest lake - BBC News shows a very heavily cracked lake. It doesn't just appear to be a fault line. It appears to be an actual crack that started t …