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A Mathematical Nature Walk by John Adam

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imagesIn the national park

Q.84: What shapes are river meanders?

I love looking at river meanders when I'm in a window seat on a plane. I've never been very successful at taking good photographs of them for at least three reasons: (i) I'm not the world's best photographer, (ii) even if I'm seated by a window, I'm often over a wing, and (iii) the amount of air between me and the ground causes much light to be scattered, so the scattered blue light reduces the contrast between the river and its surroundings. And if I'm walking in the vicinity of meanders and oxbow lakes, my perspective is very limited because I'm not one hundred feet tall. Regardless ...

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