參考資料

[1]Cohen J E. Population growth and earth's human carrying capacity[J]. Science, 1995, 269(5222): 341-346.

[2]https://www./science/2015/mar/23/gold-in-faeces-worth-millions-save-environment

[3]https:///blogs/stories/how-much-co2-does-tree-absorb

[4]https://www./zh/global-issues/population

[5]https://zh.m./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./news-room/fact-sheets/detail/the-top-10-causes-of-death

[7]https://www./zh/observances/end-food-waste-day.

[8]http://www./index/202204/t20220425_7517667.shtml

[9]https://www./worldfoodsituation/csdb/zh/

[10]https://www./precious-metals/silver/weight/1-tons