The Last Glacial Maximum (LGM) is about 21000 calendar years before present, with climate conditions significantly different from the present.

• 摘要末次冰期冰盛期（或称为末次盛冰期），为第四纪更新世最后一个冰期的鼎盛时期，该时期的气候与当代气候迥然不同。