Ancient ocean oxygen levels associated with changing atmospheric carbon dioxide
Most people do not have a clue how minute those traces of CO2 are and how much smaller are the changes. The proverbial needle in the haystack is children’s play compared to that. Today’s CO2 concentration in the air is 0,04%. Thats 4 hundredths of one percent. Any variance is smaller still. And this minuscule amount of gas shall driver temperature? Yeahh right.