Can smoking lead one to become an alcohol dependent and lead to the necessity of addiction treatment?

A lot of smokers I know are also alcohol drinkers. Are smoking and alcohol drinking somehow connected? Will the treatment of one eventually lead to the dissipating of the other?

: http://alcoholdrugstreatment.info/can-smoking-lead-one-to-become-an-alcohol-dependent-and-lead-to-the-necessity-of-addiction-treatment