BeckerFraserPhotos June 2011 photograph 335
Sand volcanoes" in the Heathcote Estuary. The volcanoes were caused by liquefaction, where the soil lost its strength and water erupted out of the hole, taking silt with it.
Sand volcanoes" in the Heathcote Estuary. The volcanoes were caused by liquefaction, where the soil lost its strength and water erupted out of the hole, taking silt with it.