For all the reasons you give, bad things are going to happen. We don't have time to stop that, but if we start now, we can mitigate the severity of those bad th

For all the reasons you give, bad things are going to happen. We don't have time to stop that, but if we start now, we can mitigate the severity of those bad things that do happen and prevent others. The cleanup scenario isn't an option in any respect if the earth is really screwed.