Proceedings of the National Academy of Sciences, Volume 122, Issue 47, November 2025. SignificanceThe photosystem II (PSII) enzyme supports the entire global biome through its ability to capture and store light energy during photosynthesis. PSII does this through a light-driven water oxidation reaction that releases O2as a byproduct. …
Observations from the Little Bunker
Last updated: November 30, 2025 04:25 AM
Atmospheric CO₂
426.8 ppm
+18.1
ppm/year
Atmospheric CH₄
1927.61 ppb
+2.73
ppb/year
Global Temperature
+1.48 °C
Peak: +1.73°C
World Population
8.1 billion
+67
million/year