Despite rising awareness about global climate change and its devastating impacts, carbon dioxide levels keep treading in the wrong direction. This year’s annual increase of CO2 levels is one of the ...

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 of ...

Smoke billows from a large steel plant on Nov., 4, 2016, in Inner Mongolia, China. Over the industrial era, the amount of carbon dioxide in the atmosphere has increased by about 40%, according to the ...

The amount of carbon dioxide in the atmosphere has reached its highest level in human history, according to U.S. government data. The Earth hasn’t had this much CO2 in the atmosphere in more than 4 ...

Air samples from NOAA's Mauna Loa observatory in Hawaii provide important greenhouse gas data for climate scientists around the world. (NOAA) Carbon dioxide levels measured at NOAA’s Mauna Loa ...

Atmospheric concentrations of carbon dioxide made history last month by climbing to their highest seasonal peak available in historical records, a team of researchers reported. For the first time ever ...

The root cause of global warming is showing no signs of slowing as heat-trapping carbon dioxide in Earth’s atmosphere increased to record highs during its annual spring peak, jumping at one of the ...

A Feb. 7 Instagram post (direct link, archive link) shows Rep. Doug LaMalfa of California questioning a panel of transportation and construction experts about carbon dioxide at a congressional hearing ...