Global CO2 Levels Hit Record High
A new study says carbon dioxide levels in 2016 were the highest since at least 3 million years ago.
Posted by The Weather Channel on Tuesday, October 31, 2017
Global CO2 Levels Hit Record High
A new study says carbon dioxide levels in 2016 were the highest since at least 3 million years ago.
Posted by The Weather Channel on Tuesday, October 31, 2017