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CO2 levels just reached 410 ppm - the highest in millions of years

by LiveModern Webmaster last modified Apr 25, 2017 01:04 AM
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by lacygcooke@gmail.com (Lacy Cooke) last modified Apr 24, 2017

Remember when carbon dioxide concentrations in the atmosphere reached 400 parts per million (ppm)? That's number's old news now - concentrations just reached 410 ppm for the first time in millions of years. Scientists warn the increasing levels of carbon dioxide will only go down when we reduce our carbon emissions.




 

 


 

 

 
 
 

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