Scientists are worried because they can’t fully explain the big jump, but they think it might mean that carbon absorption by ...

As the latest data on carbon dioxide concentrations hits the headlines, it's a good time to dive into how we measure these ...

Levels of carbon dioxide — the most abundant planet-warming gas in the air — jumped up by a record amount in 2024.

Did you know that the current CO2 concentration in the Earth's atmosphere has peaked in the last million years? A further ...

Ralph Keeling, whose father, Charles, began collecting data measuring atmospheric CO2 concentration almost seven decades ago Ralph Keeling and Tim Lueker fret that funding for climate science is ...

Japan’s largest test plant for direct air capture (DAC) technology, which combats global warming by extracting carbon dioxide ...

The average concentration of CO2 in the lowest level of the atmosphere for 2024 was 422.7 ppm, the atmosphere and oceans agency found. Scientists cited record-high air and ocean temperatures as ...