In the limit almost all people die in both extremes (if we stop all fossil fuel use today and if we don't limit fossil fuel use at all). There is middleground

In the limit almost all people die in both extremes (if we stop all fossil fuel use today and if we don't limit fossil fuel use at all). There is middleground that saves most of people. We're not doing that because we value our comfort now more than other people's lives later.