Ocean acidification has crossed “planetary boundaries” in some parts of the ocean, deepening a crisis facing the planet’s marine ecosystems.By Georgina GustinA critical measure of the ocean’s health suggests that the world’s marine systems are in greater peril than scientists had previously realized and that parts of the ocean have already reached dangerous tipping points.
Observations from the Little Bunker
Last updated: August 18, 2025 06:15 PM
Atmospheric CO₂
425.4 ppm
+18.4
ppm/year
Atmospheric CH₄
1934.91 ppb
+9.11
ppb/year
Global Temperature
+1.48 °C
Peak: +1.73°C
World Population
8.1 billion
+67
million/year