Add Yahoo as a preferred source to see more of our stories on Google. An observatory high on Hawaii's Mauna Loa volcano that measures carbon dioxide in the atmosphere has reported its highest ever ...

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 ...

Scientists have created a device that captures carbon dioxide and transforms it into a useful chemical in a single step. The ...

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 ...

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, ...