广东一废弃水库疑出现冰川遗迹，专家回应→

Group 1 - A recently exposed abandoned reservoir in Yuxi Village, Heyuan City, Guangdong Province, has revealed numerous circular depressions, sparking interest among geological enthusiasts [1][4] - The depressions, measuring from several centimeters to over a meter in diameter and up to several tens of centimeters deep, are speculated to be "potholes" formed by the long-term grinding of bedrock by sediment carried by fast-flowing water [4][7] - There is public speculation that these formations could be "glacial relics," but geological experts emphasize that a thorough examination of the area's ancient climate, rock composition, and structural background is necessary to determine their true nature [9] Group 2 - The local cultural and tourism bureau is planning to invite experts for an on-site investigation to clarify the identity of the depressions [9] - Guangdong is home to notable glacial relics, including the Qingshan Guaihou Valley National Geopark, which features over 3,000 glacial potholes formed approximately 3 million years ago during the Quaternary glacial period [11][13] - The Shiduxi Pothole Group, discovered by a prominent geologist, contains over 100 glacial relics, notable for their low latitude and elevation, making them rare both domestically and internationally [15][17]