image: The ruins at Tsaparang, the ancient capital city of Guge Kingdom in the western Tibet, approximately 150 km (as the crow flies) from Sahiya Cave, North India. The Guge Kingdom thrived for 700 years but suddenly collapsed around the 1630s following two decades of dramatic downturns in Indian monsoon rainfall and Northern Hemisphere temperature. This material relates to a paper that appeared in the 13 December 2017, issue of Science Advances, published by AAAS. The paper, by G. Kathayat at Xi'an Jiaotong University in Xi'an, China, and colleagues was titled, "The Indian monsoon variability and civilization changes in the Indian subcontinent." view more
Credit: [Credit: Dr.Houyuan Lu in 2013]