Report: Cannabis Less Harmful Than Alcohol, Tobacco Friday, October 3, 2008 9:19 AM Cannabis is less harmful than alcohol or tobacco, according to a report by a research charity Thursday, which called for a "serious rethink" of drug policy. The Beckley Foundation, a charity which numbers senior experts and other academics among its advisors, said banning cannabis has no impact on supply and turns users into criminals. "Although cannabis can have a negative impact on health, including mental health, in terms of relative harms it is considerably less harmful than alcohol or tobacco," says the report by the Foundation's Global...