Today's atmospheric carbon dioxide levels greater than 23 million-year record
Monday, June 1, 2020 - 19:20
in Earth & Climate
A common message in use to convey the seriousness of climate change to the public is: 'Carbon dioxide levels are higher today than they have been for the past one million years!' This new study used a novel method to conclude that today's carbon dioxide (CO2) levels are actually higher than they have been for the past 23 million years.