In 2024, the yearly average level of the greenhouse gas carbon dioxide (CO2) rose faster over the prior year than ever in the 67-year-old Keeling Curve record. Limiting global warming to 1.5°C would require the CO2 rise to slow; in reality, the opposite is happening. Even without the boost from El Niño last year, the CO2 rise … Continue reading The Keeling Curve and 40 years of blah blah blah.