Proceedings of the National Academy of Sciences, Volume 123, Issue 2, January 2026. SignificanceThe rise of atmospheric oxygen during the Great Oxidation Event (GOE) set the stage for the evolution of complex life. Co-eval marine carbonate sediments preserve a large and long-lived positive carbon isotope (δ13C) excursion, the Lomagundi–…
Observations from the Little Bunker
Last updated: January 13, 2026 04:17 PM
Atmospheric CO₂
428.7 ppm
+18.1
ppm/year
Atmospheric CH₄
1940.59 ppb
+-0.24
ppb/year
Global Temperature
+1.48 °C
Peak: +1.73°C
World Population
8.1 billion
+67
million/year