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Travel on thin air

Pyroclastic density currents generate a basal air cushion that reduces friction with the ground, reveal laboratory experiments. This explains their ability to travel rapidly over large distances from their volcanic source.

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  1. 1.

    Lube, G. et al. Nat. Geosci. (2019).

  2. 2.

    Roche, O. Bull. Volcanol. 74, 1807–1820 (2012).

  3. 3.

    Yamada, M., Mangeney, A., Matsushi, Y. & Matsuzawa, T. Landslides 15, 1963–1974 (2018).

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Correspondence to Alain Burgisser.

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Fig. 1: Air lubrication in pyroclastic density currents.