[jselzer]

I have not taken the time to verify your claims here, but don't you think it's fair to use "off the scale" when comparing this to any other time period during the modern human era?

As other people have said, life on earth will go on in one form or another. But "off the scale" is a necessary term in this context to drive home the incredible turmoil and human suffering that will result as we are forced to adjust the local pressures of water shortages, mass human migration, and agricultural failures that will be caused by this...