Fact #1
Fact #2
The warming effect of each molecule of CO2 declines as its concentration increases
Fact #3
First and foremost, CO2 is plant food.
Fact #4
In the last four glacial advances, the CO2 level was dangerously low.
Fact #5
CO2 emissions began accelerating in the mid-20th century
Fact #6
Our current geologic period (Quaternary) has the lowest average CO2 levels in the last 600 million years
Fact #7
Current CO2 levels are near record lows. We are CO2 impoverished.
Fact #8
More CO2 means more plant growth.
Fact #9
