Landscape in the upper Peel River (IMAGE) University of Oxford Caption Landscape in the upper Peel River showing exposed bedrock on steep slopes coupled to river channels, where physical weathering is producing abundant fresh material (Credit: Robert Hilton) Credit Robert Hilton Usage Restrictions Image for editorial uses only and must be credited. It must NOT be sold on to third parties. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.