Journal of Shanghai Jiao Tong University ›› 2021, Vol. 55 ›› Issue (Sup.1): 123-124.doi: 10.16183/j.cnki.jsjtu.2021.S1.055

Special Issue: 上海交通大学建校125周年科学问题专辑

• Cosmology and Earth Sciences • Previous Articles     Next Articles

When Is the Deadline for Humans to Evacuate from the Earth?

ZHANG Jiawei,LIU Chenguang   

  1. School of Life Sciences and Biotechnology, Shanghai Jiao Tong University, Shanghai 200240, China
  • Received:2021-02-03 Online:2021-03-28 Published:2021-04-09

Abstract: The earth cannot always be suitable for human habitation, and when to evacuate from the earth should be considered. Considering the solar life span, cosmic ray threat, the impact of extraterrestrial objects, and environmental changes, it is essential to calculate the latest expected time for humans to complete the technology for livable planet search, interstellar navigation, and interstellar colonization.

Key words: earth; evacuation; deadline

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