Seven times more Americans age 12 and older use alcohol than marijuana. If legalization states don't draw up regulations that are tougher than those regulating alcohol and tobacco, we can expect to see huge increases in marijuana use, especially among children. They have a daunting task.
Sooner or later, marijuana legalization proponents will have to take responsibility for grossly misleading the public about the health harms of pot. To persuade people to legalize, they have to perpetuate the myth that marijuana is harmless.