西安城墙解锁“限定皮肤”？专家解读

Core Points - Continuous rainy weather in Shaanxi province since September has led to the growth of moss on sections of the Xi'an city wall, attracting attention from citizens and tourists [1][3] - Experts indicate that the persistent high humidity from the rain has created favorable conditions for moss growth, with spores germinating on the brick surface [3] - This is the first occurrence of moss on the Xi'an city wall in recent years, and experts suggest that it is not a cause for concern as the moss is expected to disappear once the weather clears [3] - The moss growth does not penetrate the wall structure, thus not compromising its integrity, and monitoring and maintenance will be conducted by relevant departments after the weather improves [3] - The continuous rainy weather is attributed to stable subtropical high pressure in the Huaxi-Huanghuai region, combined with warm moist air flow and multiple typhoons affecting the area [3] - Since September, Shaanxi has experienced significant rainfall, with many areas recording the highest precipitation for this period historically, including six regional heavy rain events, ranking second since 1961 [3][4] - Local meteorological departments predict further rainfall on the 16th and 17th, with a reduction in intensity expected after the 20th [4]