The Tianchi eruption in 946 was a major volcanic event that occurred at Mount Paektu, located on the border of Korea and China. This eruption caused significant ashfall in the surrounding regions, impacting agriculture and daily life. The eruption is often associated with historical records of societal upheaval and migration in East Asia. This event highlighted the geological activity in the region and its potential effects on human populations.

The 946 Tianchi eruption is noted in Korean and Chinese records, influencing poetic omens and reflections on nature's power. Poets like Li Bai incorporated these natural disasters into their work, using them as metaphors for human emotions and existential contemplation.