What does "global temperature" refer to? Air temperature? Ocean temperature? Land surface temperature?
Also, that drunk driving chart is probably bunk. How did they come up with that data?
Internet Libertarians: Officially denying the correlation between being drunk and being an a car accident.
No, just that chart. What experiment and/or research could have been conducted that would allow someone to determine precise data like that on this subject?
Nationwide data of chemical testing after accidents. It's really not difficult.