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Erosional scarps on Io

Irregular or fretted scarps on Io are similar to those found on Earth and Mars. A sapping mechanism involving liquid SO2 is proposed to explain these complexly eroded terrains on Io.

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McCauley, J., Smith, B. & Soderblom, L. Erosional scarps on Io. Nature 280, 736–738 (1979). https://doi.org/10.1038/280736a0

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