Earth’s atmosphere now has more carbon dioxide in it than it has in millions — and possibly tens of millions — of years, ...

Climate-warming carbon dioxide concentrations in the atmosphere broke another record last month, breaching 430 parts per ...

Last year, the average level of carbon dioxide rose faster over the previous year than at any other point since the ...

Since carbon dioxide is a greenhouse gas, the steady increase has significant implications for global warming.

Rivers are releasing ancient carbon dioxide, reshaping our understanding of the carbon cycle and its impact on climate change ...

For the first time, the seasonal peak of carbon dioxide concentrations in the atmosphere exceeded 430 parts per million (ppm) ...

Earth's atmosphere has surpassed 430 ppm of carbon dioxide in May 2025, a record high in millions of years, primarily due to ...

Research in Nature Communications suggests the contribution of ocean biology to climate regulation is more complex than ...

New reports out of the NOAA and Scripps Institution of Oceanography suggest that the carbon dioxide (CO2) levels in Earth’s ...