The lignite-fired power station of Boxberg is captured in front of an upcoming thunderstorm on June 25, 2017 in Boxberg, Germany. | Florian Gaertner/Photothek via Getty Images

The Amount of Carbon Dioxide in the Atmosphere Hit a Record High in 2016

A UN agency reported that human activities and a strong El Niño event pushed the amount of carbon dioxide in the atmosphere to a level not seen in at least 800,000 years.

Published On 10/30/2017
5:00 PM EDT