HomeMiddle Column'CO2 levels have been 10 to 20 times higher than the present... Middle Column ‘CO2 levels have been 10 to 20 times higher than the present during multiple periods of Earth’s history without causing a ‘tipping point’ of no return’ By Marc Morano - September 15, 2010 317 0 Share Facebook Twitter WhatsApp VK Digg Tagsantarcticaco2icekeyscience Facebook Twitter WhatsApp VK Digg Previous articleProminent Scientist: There is no observational evidence for influence of CO2 on present or past climateNext articleFinland: Poll shows waning concern about climate change Marc Morano - Advertisment - Search Related Articles WSJ and Lomborg show just how useless the “Inflation Reduction Act” is at tackling climate Climate411 Orginally published on Climate Realism today. On August 8th , just a day after the passage of the so-called “Inflation Reduction Act,” containing a... Read more Why Red Meat Negative Health Claims are False Climate411 Red meat is not unhealthy. It is belief of deceptive statistical practices and false claims from academic food researchers that are unhealthy. Read more Apocalyptic Versus Post-Apocalyptic Climate Politics Climate411 Overall a more rapid transition will be facilitated if we don’t unduly focus on CO2 emissions and meeting near term emissions targets. Read more