littlebunker

Methodically tracking the collapse. Climate data. Extreme weather. The long emergency.

CO₂ 432.4ppm

CH₄ 1940.43ppb

Δ Temp +1.48°C

Now --:--:--

CO₂ 432.4 ppm ◆ +1.5 ppm / yr ◆ CH₄ 1940.43 ppb ◆ +6.69 ppb / yr ◆ Δ Temp +1.48°C ◆ Peak +1.73°C ◆ Pop 8.1B ◆ +67M / yr ◆ CO₂ 432.4 ppm ◆ +1.5 ppm / yr ◆ CH₄ 1940.43 ppb ◆ +6.69 ppb / yr ◆ Δ Temp +1.48°C ◆ Peak +1.73°C ◆ Pop 8.1B ◆ +67M / yr ◆

CO₂

432.4ppm

+1.5 / year

CH₄

1940.43ppb

+6.69 / year

Temp

+1.48°C

Peak +1.73°C

Population

8.1B

+67M / year

In This Issue

Nov 13, 2025 • Research papers

Tags: year-2025

Proceedings of the National Academy of Sciences, Volume 122, Issue 45, November 2025.

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