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Showing below up to 20 results in range #21 to #40.

21. Entropy‏‎ (09:51, 9 April 2011)
22. Economic growth‏‎ (10:09, 9 April 2011)
23. Happiness‏‎ (16:04, 15 April 2011)
24. Energy‏‎ (00:34, 5 May 2011)
25. Ideas to convey for the benefit of a future civilization‏‎ (23:35, 12 May 2011)
26. Ways to preserve ideas‏‎ (14:08, 30 May 2011)
27. Events beyond any civilization's control‏‎ (22:56, 21 June 2011)
28. Status‏‎ (10:54, 20 July 2011)
29. Questions‏‎ (22:41, 9 August 2011)
30. Information‏‎ (23:30, 11 August 2011)
31. Civilization‏‎ (20:42, 8 December 2011)
32. Pledge‏‎ (21:10, 2 March 2012)
33. Declaration of dependence‏‎ (21:14, 2 March 2012)
34. Actions to be taken to achieve a sustainable civilization‏‎ (07:05, 16 August 2013)
35. How can there be most happiness?‏‎ (16:19, 2 September 2013)
36. Bill of Rights of Future Generations‏‎ (08:18, 14 February 2016)
37. Monument to the future‏‎ (15:05, 2 March 2017)
38. Humans‏‎ (17:20, 3 June 2020)
39. Monuments for the future‏‎ (01:05, 14 March 2023)
40. Existential risks‏‎ (23:49, 16 November 2023)