Proceedings of the National Academy of Sciences, Volume 122, Issue 51, December 2025. SignificanceRNA may have been the first informational molecule to support Darwinian evolution, and life, on Hadean Earth and/or Noachian Mars. Thus, any model that produces RNA from simple organic molecules is relevant to understanding how life emerged …
Observations from the Little Bunker
Last updated: December 25, 2025 02:10 PM
Atmospheric CO₂
427.2 ppm
+17.9
ppm/year
Atmospheric CH₄
1930.95 ppb
+-3.5
ppb/year
Global Temperature
+1.48 °C
Peak: +1.73°C
World Population
8.1 billion
+67
million/year