The Drug Czar is at it again.

Most, if not all, independent studies have shown that driving under the influence of pot is nowhere near as harmful as driving under the influence of alcohol. In fact, according to the National Highway Traffic Safety Administration study titled "Marijuana and Actual Driving Performance" (published November, 1993): "THC's adverse effects on driving performance appear relatively small." and "Evidence from the present and previous studies strongly suggests that alcohol encourages risky driving whereas THC encourages greater caution."

and

According to a 1994 Dutch study on "Marijuana Use And Driving" in real world conditions: "THC's adverse effects on driving performance appeared relatively small in the tests employed in this program."

and

A May 1998 Australian review of 2,500 injured drivers reported that cannabis had "no significant effect" on driving culpability."