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, ...

CO2 levels in the atmosphere reach a 3 million-year high, putting the world 'way off track' on climate goals The concentration of greenhouse gases in the atmosphere has once again reached record highs ...

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 ...

Carbon dioxide levels in the atmosphere increased to a record high in 2023, even as countries promise to lower their emissions, the World Meteorological Organization reported Monday. The WMO, an ...

The Earth is dealing with something that it hasn’t faced in at least the last 800,000 years. It’s a dramatic shift in the levels of carbon dioxide present in the planet’s atmosphere, and it’s ...

Greenhouse gases like carbon dioxide and methane are increasing the average temperature of the planet. Some scientists have recently suggested that the pace of that change is increasing. Now a new ...

The levels of the crucial heat-trapping gases in the atmosphere reached historic highs last year, growing at near-record fast paces, according to the U.S. National Oceanic and Atmospheric ...