Aren't we already well past the co2 needed for a 2C rise? And still accelerating... Edit: yes, even if we cut emissions drastically, the existing 450ppm CO2 le

Aren't we already well past the co2 needed for a 2C rise? And still accelerating... Edit: yes, even if we cut emissions drastically, the existing 450ppm CO2 level would be enough to get us 2 degrees.