How much do we know about Stonehenge? Less than we think. And what has Stonehenge got to do with the Ice Age? More than we might think. This blog is mostly devoted to the problems of where the Stonehenge bluestones came from, and how they got from their source areas to the monument. Now and then I will muse on related Stonehenge topics which have an Ice Age dimension...
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Sunday, 8 July 2012
Ice in the Mountains
Had to share this one -- came across it on the "Glaciers Online" web site. It's from the Nevado Paron area of the Andes. Goodness knows what the annual precipitation is here -- there is a great deal of snow accumulating on these peaks and providing ice for the glacier in the foreground. This is how snow accumulates in the uplands where there is jagged terrain (as in the younger mountain areas of the world) and where annual precipitation is high.
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