Half of co2 emissions have happened since then. Emissions are at the highest they've ever been.

We, presently, are deciding to do this and continue it.

there are locked in cycles that are going to cause 2 degrees and more in warming regardless of if we stop emissions completely right this second. it only goes up every year nbd

We're clearly going to have to so something to cool the planet down, but the transition to renewable energy is just so effective that you'd want to do it purely from the financial and health benefits.