参考资料
[1]Cohen J E. Population growth and earth's human carrying capacity[J]. Science, 1995, 269(5222): 341-346.
[2]https://www.theguardian.com/science/2015/mar/23/gold-in-faeces-worth-millions-save-environment
[3]https://onetreeplanted.org/blogs/stories/how-much-co2-does-tree-absorb
[4]https://www.un.org/zh/global-issues/population
[5]https://zh.m.wikipedia.org/zh-hans/%E5%90%84%E5%9B%BD%E4%BA%BA%E5%8F%A3%E9%A2%84%E6%9C%9F%E5%AF%BF%E5%91%BD%E5%88%97%E8%A1%A8
[6]https://www.who.int/news-room/fact-sheets/detail/the-top-10-causes-of-death
[7]https://www.un.org/zh/observances/end-food-waste-day.
[8]http://www.xhby.net/index/202204/t20220425_7517667.shtml
[9]https://www.fao.org/worldfoodsituation/csdb/zh/
[10]https://www.calculateme.com/precious-metals/silver/weight/1-tons