Proceedings of the National Academy of Sciences, Volume 123, Issue 5, February 2026. SignificanceZoos play an important role for global biodiversity through education, ex situ conservation, and reintroduction programs. For wildlife species currently threatened in their natural habitats or predicted to decline under future global change, …
Observations from the Little Bunker
Last updated: February 24, 2026 10:22 PM
Atmospheric CO₂
429.9 ppm
+17.3
ppm/year
Atmospheric CH₄
1946.47 ppb
+6.49
ppb/year
Global Temperature
+1.48 °C
Peak: +1.73°C
World Population
8.1 billion
+67
million/year