It said: ‘We all know what it is like to experience strain. The pressures of everyday life can leave you feeling contorted and stretched.

‘It turns out, volcanoes are no different – they experience strain as well.’

When a volcano experiences strain it changes shape. Specifically, the shape of its subsurface rock changes, the authors said. This process is called deformation.

via Yellowstone supervolcano is showing signs of strain | Daily Mail Online

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