Aust cliff, near the Severn Bridge in south Gloucestershire. Photo credit: Charly Stamper

Science Snap (#30): Aust Cliff, Gloucestershire

One of the most fascinating things about geology is its ability to reveal global events from evidence contained within a single outcrop. The cliff exposure at Aust in Gloucestershire, UK, is a spectacularly colourful example of this. Located beneath the original Severn Bridge, and running alongside the Severn Estuary, the 40m tall rock face records […]