Shifts in sound across ecosystems could offer an early warning system for environmental changes, researchers say.By Kiley PriceIf a tree falls in a forest and no one is around to hear it, does it make a sound?
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