Carbon dioxide levels highest in human history
By A Mystery Man Writer
Description
The amount of heat-trapping carbon dioxide in the atmosphere has shot past a key milestone -- more than 50 per cent higher than pre-industrial times -- and is at levels not seen since millions of years ago when Earth was a hothouse ocean-inundated planet, federal scientists announced Friday.
A new 66 million-year history of carbon dioxide offers little comfort for today
Carbon dioxide in the atmosphere just exceeded the highest level in human history
Go Green Save Earth Foundation
Random thoughts, Page 523
Random thoughts, Page 523
CO2 levels: Carbon dioxide hit the highest level in human history - The Washington Post
What was the highest levels of atmospheric CO2 in the history of Earth? How about in the last 500,000,000 years? - Quora
Climate Change: Atmospheric Carbon Dioxide
The Rural Blog: 4/27/14 - 5/4/14
Random thoughts, Page 523
The Keeling Curve
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