The ice cores could offer clues about a period known as the Mid-Pleistocene Transition that has long puzzled scientists ...

The Mauna Loa laboratory in Hawaii has measured atmospheric carbon dioxide, which — along with other planet-warming pollution ...

This chart, begun by young researcher Charles David Keeling way back in 1958, chronicles the seasonal rise and fall – and ...

Imagine concrete that not only survives wildfires and extreme weather, but heals itself and absorbs carbon from the air.

There's now more carbon dioxide (CO2) in the atmosphere than ever before in human history, scientists have revealed. For the first time on record, monthly average CO2 levels exceeded 430 parts per ...

The National Oceanic and Atmospheric Administration in 2023 measured levels of carbon dioxide in the atmosphere that haven't been as high for millions of years. Atmospheric CO2 reached an average ...

Steam rises from a coal-fired power plant in Niederaussem, Germany, in November. Levels of heat-trapping carbon dioxide in Earth’s atmosphere are the highest they’ve been in 4 million years.

Carbon dioxide levels were 4.7 parts per million higher in March than they were a year earlier, the largest annual leap ever measured at the National Oceanic Atmospheric Administration laboratory ...

The National Oceanic and Atmospheric Administration in 2023 measured levels of carbon dioxide in the atmosphere that haven't been as high for millions of years. Atmospheric CO2 reached an average ...