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, ...

Carbon dioxide levels in Earth's atmosphere are at their highest point in human history, a study released in early December reports. In fact, according to the study, it has been about 14 million years ...

A misleading bar chart comparing modern carbon dioxide (CO2) levels to those millions of years before humans existed ignores a large CO2 increase during the human era that has changed the climate and ...

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 ...

GENEVA (AP) — Heat-trapping carbon dioxide levels in the atmosphere jumped by the highest amount on record last year, soaring to a level not seen in human civilization and “turbo-charging” the Earth’s ...

Source: National Oceanic and Atmospheric Administration’s Global Monitoring Laboratory The chart shows monthly numbers of carbon dioxide molecules per million molecules of dry air. Because of seasonal ...

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 research was carried out at the University of Birmingham Institute for Forest Research Free Air CO2 Enrichment (BIFoR-FACE) facility in Staffordshire, England, during the growing seasons of 2021, ...

GENEVA (AP) — Heat-trapping carbon dioxide levels in the atmosphere jumped by the highest amount on record last year, soaring to a level not seen in human civilization and "turbo-charging" the Earth's ...