Proceedings of the National Academy of Sciences, Volume 123, Issue 6, February 2026. SignificanceMost species are confined to narrow climatic niches, yet a bumblebee,Bombus pyrosoma,native to the Qinghai–Tibet Plateau (QTP), thrives across a wide elevational and environmental gradient. To elucidate the evolutionary basis of this broad …
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