Global inaction on fossil fuel and plastic treaties, the dismantling of federal agencies and regulations and the rapid rise of data centers were just a few of the consequential stories that Inside Climate News tracked in 2025.By Dan Gearino, ICN StaffThat was rough.
Observations from the Little Bunker
Last updated: December 28, 2025 12:19 PM
Atmospheric CO₂
427.7 ppm
+17.9
ppm/year
Atmospheric CH₄
1930.95 ppb
+-3.5
ppb/year
Global Temperature
+1.48 °C
Peak: +1.73°C
World Population
8.1 billion
+67
million/year