论文部分内容阅读
1. IntroductioA second Wing to Humanityissued by 15000 scientists from across the globe [1], the disappointingCOP25 meeting (25th Conference of the Parties to the United Nations Framework Convention on Climate Change) [2], and a grimUnited Nations report [3] imply that the ability of Earths environment to support human life will persist for a much shorter time than the 200 years predicted by physicist Stephen Hawking.