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 ...

Chimneys spew pollution into the atmosphere in a ruined landscape. Within a human lifetime, concentrations of CO2 in Earth's atmosphere could reach levels associated with 19 "mass extinctions" that ...

Li Cohen is a senior social media producer at CBS News. She previously wrote for amNewYork and The Seminole Tribune. She mainly covers climate, environmental and weather news. "Over the past year, ...

Earth inhales and exhales carbon, indicating where and when vegetation is growing (sucking up carbon dioxide) or dying off ...

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

When man first walked on the moon, the carbon dioxide concentration in Earth's atmosphere was 325 parts per million (ppm). By 9/11, it was 369 ppm, and when COVID-19 shut down normal life in 2020, it ...

Carbon dioxide is key to how long airborne viruses hang around in the air and, therefore, their likelihood of spreading. Opening a window may be a more scientific way to avoid the spread of ...

The Trump administration quietly released key climate change data last week that has historically been accompanied by expert analysis from government scientists at the National Oceanic and Atmospheric ...

The edge of the Greenland Ice Sheet, where recent melting has left bare ground. (Kevin Krajick/Earth Institute) (CN) — Many estimates on atmospheric carbon dioxide levels focus on decades and ...

WASHINGTON (Reuters) - Rising levels of carbon dioxide in the atmosphere may cut the nutritional quality of some of the world's most important food crops, researchers reported on Wednesday after ...