The State of Our Climate 
LONG TERM TENDS

PLANETARY EMERGENCY SIGNS
Atmospheric CO2 ​15 million year high​

Feb 2015  Atmospheric CO2 is a 15 million to 20 million year high​​ on concentration and rate.
t.
Ocean acidification at a 20 million year high and a 300 million year high for the rate. (Jelle Bijma 2013)
Chronological History of Earth and  Climate
11 Sept 2020, An astronomically dated record of Earth’s climate and its predictability over the last 66 million years, T. Westerhold et al, 

400 million years temperature
​ and atmospheric CO2.