Earth is warmer in 1988 than at any time in the history of instrumental measurements, The warming of a few degrees is going to take us to a world that is perhaps as different from today as the last ice age is from today.
The five-year mean global temperature has been flat for the last decade
The five warmest years over the last century occurred in the last eight years.
We've driven them out of the range that has existed for the last 1 million years. And the climate has not fully responded to changes that have already occurred.