Atmospheric carbon last year reached levels not seen in 800,000 years

The concentration of carbon dioxide (CO2) in Earth’s atmosphere reached 405 parts per million (ppm) last year, a level not seen in 800,000 years, according to a new report. It was also the hottest year on record that did not feature the global weather pattern known as El Niño, which is driven by warmer than usual ocean waters in the Pacific Ocean, concludes the State of the Climate in 2017...

Continue to article...