It’s more like telling them to exercise to burn off the fat. That will be extremely hard at first, since they are probably starting from zero. However, as the

It’s more like telling them to exercise to burn off the fat. That will be extremely hard at first, since they are probably starting from zero. However, as they get fitter, they will be able to burn more calories per day via exercise. Of course, diet + exercise is much better than just one or the other. We have to remove ~ 25% of the carbon currently in the atmosphere, or we’re screwed. We definitely can’t reach that goal without carbon capture. We almost certainly can’t reach it without cutting emissions by >> 90%.