An observatory high on Hawaii's Mauna Loa volcano that measures carbon dioxide in the atmosphere has reported its highest ever seasonal peak concentration of the greenhouse gas. For the first time, ...

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, ...

When lungs fail to maintain vital oxygen and carbon dioxide levels, respiratory failure occurs, posing a serious threat. This ...

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 Charleston County School District says Mamie P. Whitesides Elementary School experienced higher than normal carbon dioxide (CO2) levels Tuesday, after engineers atthe school noticed two outdoor ...

Carbon dioxide is accumulating in the atmosphere faster than ever before, putting hopes of limiting warming in jeopardy. For more than 60 years, scientists at the Mauna Loa Observatory in Hawaii have ...

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 ...

Atmospheric carbon dioxide levels reached an all-time record high last month, after growing at one of the fastest rates on record, according to a National Oceanic and Atmospheric Administration report ...

Far above your head, in the atmosphere between Earth and outer space, an invisible process is occurring. The increasing concentration of carbon dioxide is already manifesting itself in impacts beyond ...

MOUNT PLEASANT, S.C. (WCBD) – Parents of students at Whitesides Elementary School say they’re still very concerned after some students had medical emergencies over the last few weeks at the school. It ...