It all depends on how quickly the climate changes. Populations move and food production changes over time anyway, so a sufficiently gradual change in climate is

It all depends on how quickly the climate changes. Populations move and food production changes over time anyway, so a sufficiently gradual change in climate is probably not going to cause anything remotely resembling a catastrophe. I think climate change believers do a disservice when they overcompensate against climate change deniers by making claims about impending doom.