The resulting socio-economic upheaval might. Millions of people starving or mass migrating due to changes in food supplies are bound to cause a bit (lot) of co

The resulting socio-economic upheaval might. Millions of people starving or mass migrating due to changes in food supplies are bound to cause a bit (lot) of conflict. A few degrees change in temperature can dramatically alter weather patterns, the places that used to be good for growing crops may no longer be so. Sure we can adapt and move farms, but the years until that infrastructure gets rebuilt may not be pretty. It only takes 1 person with a red button to end it all.