Dripstones in the Shennong Cave in China (IMAGE) University of Innsbruck Caption Stalagmites in caves located southwest of the excavation site show a climatic cause for the collapse of the ancient chinese Liangzhu culture. Credit Haiwei Zhang Usage Restrictions None 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.