[video=youtube;aqkGoCglp_U]https://www.youtube.com/watch?v=aqkGoCglp_U[/video] Can you read? Enjoy Einstein.
No its just the current level of CO2 compared to history. Its all based on simple math so not sure why your so confused. I get it so 120ppm of CO2 will end the world but 7000ppm is just fine..