Terahertz instrument at Dome A, world’s driest spot, traces the faint glow of gases beyond other telescopes’ reach
Observations from the Little Bunker
Last updated: February 28, 2026 08:13 PM
Atmospheric CO₂
430.3 ppm
+17.9
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