Wasting Glaciers (IMAGE) Columbia Climate School Caption In western Greenland, small outlet glaciers are wasting backward, leaving behind piles of rocks, or moraines, that mark their previous advances. Meltwater has formed a lake. Credit Jason Briner Usage Restrictions Credit must be given. License Licensed 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.