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Old 30th April 2009, 07:38 AM
monsieur smith monsieur smith is offline
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Location: Murol, Auvergne, France
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Originally from england. Expat in france.
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Quote:
Originally Posted by frogblogger View Post
Monsieur Smith - do you live close to this lake? I read that the deep blue on a clear day is partly down to the altitude (just under 1200m)... and that there is a constant danger of gaseous eruption, because of the concentration of methane, carbon dioxide and hydrogen sulphide in its depths (over 90 metres).
I live about 15km from the lake so I would hope far enough not to be affected by any gaseous eruptions. Then again, with the wind in the wrong direction!
The deep blue colour is certainly striking - I attach another picture taken on the same day.



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