It's kinda like all of us having a cholesterol count of 120.00000 in the year 2050 if we all follow their criteria.
Even if we achieved the perfect global temperature,(whatever that is) it doesn’t mean that extremes and devastating hurricanes, blizzards and death from weather will stop. The global temperature is just an average.
Their belief that they can limit the increase to 2 degrees Celsius by joining hands at the G-8 summit and issuing a statement that this is their goal, should have generated disabling cases of laughter worldwide.